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-rw-r--r--tools/hv/lsvmbus101
-rw-r--r--tools/iio/generic_buffer.c115
-rw-r--r--tools/iio/iio_event_monitor.c40
-rw-r--r--tools/iio/iio_utils.c243
-rw-r--r--tools/iio/iio_utils.h19
-rw-r--r--tools/iio/lsiio.c55
-rw-r--r--tools/include/linux/export.h10
-rw-r--r--tools/lib/lockdep/preload.c2
-rw-r--r--tools/lib/lockdep/uinclude/linux/kernel.h2
-rw-r--r--tools/lib/lockdep/uinclude/linux/rbtree.h1
-rwxr-xr-xtools/testing/selftests/firmware/fw_filesystem.sh25
-rwxr-xr-xtools/testing/selftests/firmware/fw_userhelper.sh12
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TASKS014
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE011
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE021
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE02-T1
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE031
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE041
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE051
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE061
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE071
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE081
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE08-T1
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE091
-rw-r--r--tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt1
25 files changed, 424 insertions, 217 deletions
diff --git a/tools/hv/lsvmbus b/tools/hv/lsvmbus
new file mode 100644
index 000000000000..162a3784d80e
--- /dev/null
+++ b/tools/hv/lsvmbus
@@ -0,0 +1,101 @@
+#!/usr/bin/env python
+
+import os
+from optparse import OptionParser
+
+parser = OptionParser()
+parser.add_option("-v", "--verbose", dest="verbose",
+ help="print verbose messages. Try -vv, -vvv for \
+ more verbose messages", action="count")
+
+(options, args) = parser.parse_args()
+
+verbose = 0
+if options.verbose is not None:
+ verbose = options.verbose
+
+vmbus_sys_path = '/sys/bus/vmbus/devices'
+if not os.path.isdir(vmbus_sys_path):
+ print "%s doesn't exist: exiting..." % vmbus_sys_path
+ exit(-1)
+
+vmbus_dev_dict = {
+ '{0e0b6031-5213-4934-818b-38d90ced39db}' : '[Operating system shutdown]',
+ '{9527e630-d0ae-497b-adce-e80ab0175caf}' : '[Time Synchronization]',
+ '{57164f39-9115-4e78-ab55-382f3bd5422d}' : '[Heartbeat]',
+ '{a9a0f4e7-5a45-4d96-b827-8a841e8c03e6}' : '[Data Exchange]',
+ '{35fa2e29-ea23-4236-96ae-3a6ebacba440}' : '[Backup (volume checkpoint)]',
+ '{34d14be3-dee4-41c8-9ae7-6b174977c192}' : '[Guest services]',
+ '{525074dc-8985-46e2-8057-a307dc18a502}' : '[Dynamic Memory]',
+ '{cfa8b69e-5b4a-4cc0-b98b-8ba1a1f3f95a}' : 'Synthetic mouse',
+ '{f912ad6d-2b17-48ea-bd65-f927a61c7684}' : 'Synthetic keyboard',
+ '{da0a7802-e377-4aac-8e77-0558eb1073f8}' : 'Synthetic framebuffer adapter',
+ '{f8615163-df3e-46c5-913f-f2d2f965ed0e}' : 'Synthetic network adapter',
+ '{32412632-86cb-44a2-9b5c-50d1417354f5}' : 'Synthetic IDE Controller',
+ '{ba6163d9-04a1-4d29-b605-72e2ffb1dc7f}' : 'Synthetic SCSI Controller',
+ '{2f9bcc4a-0069-4af3-b76b-6fd0be528cda}' : 'Synthetic fiber channel adapter',
+ '{8c2eaf3d-32a7-4b09-ab99-bd1f1c86b501}' : 'Synthetic RDMA adapter',
+ '{276aacf4-ac15-426c-98dd-7521ad3f01fe}' : '[Reserved system device]',
+ '{f8e65716-3cb3-4a06-9a60-1889c5cccab5}' : '[Reserved system device]',
+ '{3375baf4-9e15-4b30-b765-67acb10d607b}' : '[Reserved system device]',
+}
+
+def get_vmbus_dev_attr(dev_name, attr):
+ try:
+ f = open('%s/%s/%s' % (vmbus_sys_path, dev_name, attr), 'r')
+ lines = f.readlines()
+ f.close()
+ except IOError:
+ lines = []
+
+ return lines
+
+class VMBus_Dev:
+ pass
+
+
+vmbus_dev_list = []
+
+for f in os.listdir(vmbus_sys_path):
+ vmbus_id = get_vmbus_dev_attr(f, 'id')[0].strip()
+ class_id = get_vmbus_dev_attr(f, 'class_id')[0].strip()
+ device_id = get_vmbus_dev_attr(f, 'device_id')[0].strip()
+ dev_desc = vmbus_dev_dict.get(class_id, 'Unknown')
+
+ chn_vp_mapping = get_vmbus_dev_attr(f, 'channel_vp_mapping')
+ chn_vp_mapping = [c.strip() for c in chn_vp_mapping]
+ chn_vp_mapping = sorted(chn_vp_mapping,
+ key = lambda c : int(c.split(':')[0]))
+
+ chn_vp_mapping = ['\tRel_ID=%s, target_cpu=%s' %
+ (c.split(':')[0], c.split(':')[1])
+ for c in chn_vp_mapping]
+ d = VMBus_Dev()
+ d.sysfs_path = '%s/%s' % (vmbus_sys_path, f)
+ d.vmbus_id = vmbus_id
+ d.class_id = class_id
+ d.device_id = device_id
+ d.dev_desc = dev_desc
+ d.chn_vp_mapping = '\n'.join(chn_vp_mapping)
+ if d.chn_vp_mapping:
+ d.chn_vp_mapping += '\n'
+
+ vmbus_dev_list.append(d)
+
+
+vmbus_dev_list = sorted(vmbus_dev_list, key = lambda d : int(d.vmbus_id))
+
+format0 = '%2s: %s'
+format1 = '%2s: Class_ID = %s - %s\n%s'
+format2 = '%2s: Class_ID = %s - %s\n\tDevice_ID = %s\n\tSysfs path: %s\n%s'
+
+for d in vmbus_dev_list:
+ if verbose == 0:
+ print ('VMBUS ID ' + format0) % (d.vmbus_id, d.dev_desc)
+ elif verbose == 1:
+ print ('VMBUS ID ' + format1) % \
+ (d.vmbus_id, d.class_id, d.dev_desc, d.chn_vp_mapping)
+ else:
+ print ('VMBUS ID ' + format2) % \
+ (d.vmbus_id, d.class_id, d.dev_desc, \
+ d.device_id, d.sysfs_path, d.chn_vp_mapping)
diff --git a/tools/iio/generic_buffer.c b/tools/iio/generic_buffer.c
index 4eebb6616e5c..9f7b85bf6ada 100644
--- a/tools/iio/generic_buffer.c
+++ b/tools/iio/generic_buffer.c
@@ -51,14 +51,33 @@ int size_from_channelarray(struct iio_channel_info *channels, int num_channels)
if (bytes % channels[i].bytes == 0)
channels[i].location = bytes;
else
- channels[i].location = bytes - bytes%channels[i].bytes
- + channels[i].bytes;
+ channels[i].location = bytes - bytes % channels[i].bytes
+ + channels[i].bytes;
+
bytes = channels[i].location + channels[i].bytes;
i++;
}
+
return bytes;
}
+void print1byte(uint8_t input, struct iio_channel_info *info)
+{
+ /*
+ * Shift before conversion to avoid sign extension
+ * of left aligned data
+ */
+ input >>= info->shift;
+ input &= info->mask;
+ if (info->is_signed) {
+ int8_t val = (int8_t)(input << (8 - info->bits_used)) >>
+ (8 - info->bits_used);
+ printf("%05f ", ((float)val + info->offset) * info->scale);
+ } else {
+ printf("%05f ", ((float)input + info->offset) * info->scale);
+ }
+}
+
void print2byte(uint16_t input, struct iio_channel_info *info)
{
/* First swap if incorrect endian */
@@ -136,9 +155,9 @@ void print8byte(uint64_t input, struct iio_channel_info *info)
/**
* process_scan() - print out the values in SI units
* @data: pointer to the start of the scan
- * @channels: information about the channels. Note
- * size_from_channelarray must have been called first to fill the
- * location offsets.
+ * @channels: information about the channels.
+ * Note: size_from_channelarray must have been called first
+ * to fill the location offsets.
* @num_channels: number of channels
**/
void process_scan(char *data,
@@ -150,6 +169,10 @@ void process_scan(char *data,
for (k = 0; k < num_channels; k++)
switch (channels[k].bytes) {
/* only a few cases implemented so far */
+ case 1:
+ print1byte(*(uint8_t *)(data + channels[k].location),
+ &channels[k]);
+ break;
case 2:
print2byte(*(uint16_t *)(data + channels[k].location),
&channels[k]);
@@ -170,15 +193,15 @@ void process_scan(char *data,
void print_usage(void)
{
- printf("Usage: generic_buffer [options]...\n"
- "Capture, convert and output data from IIO device buffer\n"
- " -c <n> Do n conversions\n"
- " -e Disable wait for event (new data)\n"
- " -g Use trigger-less mode\n"
- " -l <n> Set buffer length to n samples\n"
- " -n <name> Set device name (mandatory)\n"
- " -t <name> Set trigger name\n"
- " -w <n> Set delay between reads in us (event-less mode)\n");
+ fprintf(stderr, "Usage: generic_buffer [options]...\n"
+ "Capture, convert and output data from IIO device buffer\n"
+ " -c <n> Do n conversions\n"
+ " -e Disable wait for event (new data)\n"
+ " -g Use trigger-less mode\n"
+ " -l <n> Set buffer length to n samples\n"
+ " -n <name> Set device name (mandatory)\n"
+ " -t <name> Set trigger name\n"
+ " -w <n> Set delay between reads in us (event-less mode)\n");
}
int main(int argc, char **argv)
@@ -213,6 +236,7 @@ int main(int argc, char **argv)
num_loops = strtoul(optarg, &dummy, 10);
if (errno)
return -errno;
+
break;
case 'e':
noevents = 1;
@@ -225,6 +249,7 @@ int main(int argc, char **argv)
buf_len = strtoul(optarg, &dummy, 10);
if (errno)
return -errno;
+
break;
case 'n':
device_name = optarg;
@@ -245,8 +270,8 @@ int main(int argc, char **argv)
}
}
- if (device_name == NULL) {
- printf("Device name not set\n");
+ if (!device_name) {
+ fprintf(stderr, "Device name not set\n");
print_usage();
return -1;
}
@@ -254,9 +279,10 @@ int main(int argc, char **argv)
/* Find the device requested */
dev_num = find_type_by_name(device_name, "iio:device");
if (dev_num < 0) {
- printf("Failed to find the %s\n", device_name);
+ fprintf(stderr, "Failed to find the %s\n", device_name);
return dev_num;
}
+
printf("iio device number being used is %d\n", dev_num);
ret = asprintf(&dev_dir_name, "%siio:device%d", iio_dir, dev_num);
@@ -264,7 +290,7 @@ int main(int argc, char **argv)
return -ENOMEM;
if (!notrigger) {
- if (trigger_name == NULL) {
+ if (!trigger_name) {
/*
* Build the trigger name. If it is device associated
* its name is <device_name>_dev[n] where n matches
@@ -281,13 +307,16 @@ int main(int argc, char **argv)
/* Verify the trigger exists */
trig_num = find_type_by_name(trigger_name, "trigger");
if (trig_num < 0) {
- printf("Failed to find the trigger %s\n", trigger_name);
+ fprintf(stderr, "Failed to find the trigger %s\n",
+ trigger_name);
ret = trig_num;
goto error_free_triggername;
}
+
printf("iio trigger number being used is %d\n", trig_num);
- } else
+ } else {
printf("trigger-less mode selected\n");
+ }
/*
* Parse the files in scan_elements to identify what channels are
@@ -295,8 +324,8 @@ int main(int argc, char **argv)
*/
ret = build_channel_array(dev_dir_name, &channels, &num_channels);
if (ret) {
- printf("Problem reading scan element information\n");
- printf("diag %s\n", dev_dir_name);
+ fprintf(stderr, "Problem reading scan element information\n"
+ "diag %s\n", dev_dir_name);
goto error_free_triggername;
}
@@ -314,13 +343,16 @@ int main(int argc, char **argv)
if (!notrigger) {
printf("%s %s\n", dev_dir_name, trigger_name);
- /* Set the device trigger to be the data ready trigger found
- * above */
+ /*
+ * Set the device trigger to be the data ready trigger found
+ * above
+ */
ret = write_sysfs_string_and_verify("trigger/current_trigger",
dev_dir_name,
trigger_name);
if (ret < 0) {
- printf("Failed to write current_trigger file\n");
+ fprintf(stderr,
+ "Failed to write current_trigger file\n");
goto error_free_buf_dir_name;
}
}
@@ -332,10 +364,14 @@ int main(int argc, char **argv)
/* Enable the buffer */
ret = write_sysfs_int("enable", buf_dir_name, 1);
- if (ret < 0)
+ if (ret < 0) {
+ fprintf(stderr,
+ "Failed to enable buffer: %s\n", strerror(-ret));
goto error_free_buf_dir_name;
+ }
+
scan_size = size_from_channelarray(channels, num_channels);
- data = malloc(scan_size*buf_len);
+ data = malloc(scan_size * buf_len);
if (!data) {
ret = -ENOMEM;
goto error_free_buf_dir_name;
@@ -349,13 +385,12 @@ int main(int argc, char **argv)
/* Attempt to open non blocking the access dev */
fp = open(buffer_access, O_RDONLY | O_NONBLOCK);
- if (fp == -1) { /* If it isn't there make the node */
+ if (fp == -1) { /* TODO: If it isn't there make the node */
ret = -errno;
- printf("Failed to open %s\n", buffer_access);
+ fprintf(stderr, "Failed to open %s\n", buffer_access);
goto error_free_buffer_access;
}
- /* Wait for events 10 times */
for (j = 0; j < num_loops; j++) {
if (!noevents) {
struct pollfd pfd = {
@@ -372,25 +407,22 @@ int main(int argc, char **argv)
}
toread = buf_len;
-
} else {
usleep(timedelay);
toread = 64;
}
- read_size = read(fp,
- data,
- toread*scan_size);
+ read_size = read(fp, data, toread * scan_size);
if (read_size < 0) {
if (errno == EAGAIN) {
- printf("nothing available\n");
+ fprintf(stderr, "nothing available\n");
continue;
- } else
+ } else {
break;
+ }
}
- for (i = 0; i < read_size/scan_size; i++)
- process_scan(data + scan_size*i,
- channels,
+ for (i = 0; i < read_size / scan_size; i++)
+ process_scan(data + scan_size * i, channels,
num_channels);
}
@@ -404,11 +436,13 @@ int main(int argc, char **argv)
ret = write_sysfs_string("trigger/current_trigger",
dev_dir_name, "NULL");
if (ret < 0)
- printf("Failed to write to %s\n", dev_dir_name);
+ fprintf(stderr, "Failed to write to %s\n",
+ dev_dir_name);
error_close_buffer_access:
if (close(fp) == -1)
perror("Failed to close buffer");
+
error_free_buffer_access:
free(buffer_access);
error_free_data:
@@ -424,6 +458,7 @@ error_free_channels:
error_free_triggername:
if (datardytrigger)
free(trigger_name);
+
error_free_dev_dir_name:
free(dev_dir_name);
diff --git a/tools/iio/iio_event_monitor.c b/tools/iio/iio_event_monitor.c
index 016760e769c0..cd3fd41b481d 100644
--- a/tools/iio/iio_event_monitor.c
+++ b/tools/iio/iio_event_monitor.c
@@ -13,7 +13,6 @@
*
* Usage:
* iio_event_monitor <device_name>
- *
*/
#include <unistd.h>
@@ -51,6 +50,9 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_HUMIDITYRELATIVE] = "humidityrelative",
[IIO_ACTIVITY] = "activity",
[IIO_STEPS] = "steps",
+ [IIO_ENERGY] = "energy",
+ [IIO_DISTANCE] = "distance",
+ [IIO_VELOCITY] = "velocity",
};
static const char * const iio_ev_type_text[] = {
@@ -99,6 +101,7 @@ static const char * const iio_modifier_names[] = {
[IIO_MOD_JOGGING] = "jogging",
[IIO_MOD_WALKING] = "walking",
[IIO_MOD_STILL] = "still",
+ [IIO_MOD_ROOT_SUM_SQUARED_X_Y_Z] = "sqrt(x^2+y^2+z^2)",
};
static bool event_is_known(struct iio_event_data *event)
@@ -130,6 +133,9 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_HUMIDITYRELATIVE:
case IIO_ACTIVITY:
case IIO_STEPS:
+ case IIO_ENERGY:
+ case IIO_DISTANCE:
+ case IIO_VELOCITY:
break;
default:
return false;
@@ -167,6 +173,7 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_MOD_JOGGING:
case IIO_MOD_WALKING:
case IIO_MOD_STILL:
+ case IIO_MOD_ROOT_SUM_SQUARED_X_Y_Z:
break;
default:
return false;
@@ -208,8 +215,9 @@ static void print_event(struct iio_event_data *event)
bool diff = IIO_EVENT_CODE_EXTRACT_DIFF(event->id);
if (!event_is_known(event)) {
- printf("Unknown event: time: %lld, id: %llx\n",
- event->timestamp, event->id);
+ fprintf(stderr, "Unknown event: time: %lld, id: %llx\n",
+ event->timestamp, event->id);
+
return;
}
@@ -229,6 +237,7 @@ static void print_event(struct iio_event_data *event)
if (dir != IIO_EV_DIR_NONE)
printf(", direction: %s", iio_ev_dir_text[dir]);
+
printf("\n");
}
@@ -242,7 +251,7 @@ int main(int argc, char **argv)
int fd, event_fd;
if (argc <= 1) {
- printf("Usage: %s <device_name>\n", argv[0]);
+ fprintf(stderr, "Usage: %s <device_name>\n", argv[0]);
return -1;
}
@@ -251,14 +260,15 @@ int main(int argc, char **argv)
dev_num = find_type_by_name(device_name, "iio:device");
if (dev_num >= 0) {
printf("Found IIO device with name %s with device number %d\n",
- device_name, dev_num);
+ device_name, dev_num);
ret = asprintf(&chrdev_name, "/dev/iio:device%d", dev_num);
- if (ret < 0) {
+ if (ret < 0)
return -ENOMEM;
- }
} else {
- /* If we can't find a IIO device by name assume device_name is a
- IIO chrdev */
+ /*
+ * If we can't find an IIO device by name assume device_name is
+ * an IIO chrdev
+ */
chrdev_name = strdup(device_name);
if (!chrdev_name)
return -ENOMEM;
@@ -267,14 +277,14 @@ int main(int argc, char **argv)
fd = open(chrdev_name, 0);
if (fd == -1) {
ret = -errno;
- fprintf(stdout, "Failed to open %s\n", chrdev_name);
+ fprintf(stderr, "Failed to open %s\n", chrdev_name);
goto error_free_chrdev_name;
}
ret = ioctl(fd, IIO_GET_EVENT_FD_IOCTL, &event_fd);
if (ret == -1 || event_fd == -1) {
ret = -errno;
- fprintf(stdout, "Failed to retrieve event fd\n");
+ fprintf(stderr, "Failed to retrieve event fd\n");
if (close(fd) == -1)
perror("Failed to close character device file");
@@ -290,7 +300,7 @@ int main(int argc, char **argv)
ret = read(event_fd, &event, sizeof(event));
if (ret == -1) {
if (errno == EAGAIN) {
- printf("nothing available\n");
+ fprintf(stderr, "nothing available\n");
continue;
} else {
ret = -errno;
@@ -299,6 +309,12 @@ int main(int argc, char **argv)
}
}
+ if (ret != sizeof(event)) {
+ fprintf(stderr, "Reading event failed!\n");
+ ret = -EIO;
+ break;
+ }
+
print_event(&event);
}
diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
index ec9ab7f9ae4c..5eb6793f3972 100644
--- a/tools/iio/iio_utils.c
+++ b/tools/iio/iio_utils.c
@@ -6,9 +6,6 @@
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
-#ifndef _IIO_UTILS_H
-#define _IIO_UTILS_H
-
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
@@ -32,15 +29,14 @@ static char * const iio_direction[] = {
*
* Returns 0 on success, or a negative error code if string extraction failed.
**/
-int iioutils_break_up_name(const char *full_name,
- char **generic_name)
+int iioutils_break_up_name(const char *full_name, char **generic_name)
{
char *current;
char *w, *r;
char *working, *prefix = "";
int i, ret;
- for (i = 0; i < sizeof(iio_direction) / sizeof(iio_direction[0]); i++)
+ for (i = 0; i < ARRAY_SIZE(iio_direction); i++)
if (!strncmp(full_name, iio_direction[i],
strlen(iio_direction[i]))) {
prefix = iio_direction[i];
@@ -65,6 +61,7 @@ int iioutils_break_up_name(const char *full_name,
*w = *r;
w++;
}
+
r++;
}
*w = '\0';
@@ -88,15 +85,10 @@ int iioutils_break_up_name(const char *full_name,
*
* Returns a value >= 0 on success, otherwise a negative error code.
**/
-int iioutils_get_type(unsigned *is_signed,
- unsigned *bytes,
- unsigned *bits_used,
- unsigned *shift,
- uint64_t *mask,
- unsigned *be,
- const char *device_dir,
- const char *name,
- const char *generic_name)
+int iioutils_get_type(unsigned *is_signed, unsigned *bytes, unsigned *bits_used,
+ unsigned *shift, uint64_t *mask, unsigned *be,
+ const char *device_dir, const char *name,
+ const char *generic_name)
{
FILE *sysfsfp;
int ret;
@@ -122,12 +114,13 @@ int iioutils_get_type(unsigned *is_signed,
}
dp = opendir(scan_el_dir);
- if (dp == NULL) {
+ if (!dp) {
ret = -errno;
goto error_free_builtname_generic;
}
+
ret = -ENOENT;
- while (ent = readdir(dp), ent != NULL)
+ while (ent = readdir(dp), ent)
/*
* Do we allow devices to override a generic name with
* a specific one?
@@ -140,10 +133,12 @@ int iioutils_get_type(unsigned *is_signed,
ret = -ENOMEM;
goto error_closedir;
}
+
sysfsfp = fopen(filename, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
- printf("failed to open %s\n", filename);
+ fprintf(stderr, "failed to open %s\n",
+ filename);
goto error_free_filename;
}
@@ -155,31 +150,36 @@ int iioutils_get_type(unsigned *is_signed,
&padint, shift);
if (ret < 0) {
ret = -errno;
- printf("failed to pass scan type description\n");
+ fprintf(stderr,
+ "failed to pass scan type description\n");
goto error_close_sysfsfp;
} else if (ret != 5) {
ret = -EIO;
- printf("scan type description didn't match\n");
+ fprintf(stderr,
+ "scan type description didn't match\n");
goto error_close_sysfsfp;
}
+
*be = (endianchar == 'b');
*bytes = padint / 8;
if (*bits_used == 64)
*mask = ~0;
else
- *mask = (1 << *bits_used) - 1;
+ *mask = (1ULL << *bits_used) - 1;
+
*is_signed = (signchar == 's');
if (fclose(sysfsfp)) {
ret = -errno;
- printf("Failed to close %s\n", filename);
+ fprintf(stderr, "Failed to close %s\n",
+ filename);
goto error_free_filename;
}
sysfsfp = 0;
free(filename);
-
filename = 0;
}
+
error_close_sysfsfp:
if (sysfsfp)
if (fclose(sysfsfp))
@@ -188,6 +188,7 @@ error_close_sysfsfp:
error_free_filename:
if (filename)
free(filename);
+
error_closedir:
if (closedir(dp) == -1)
perror("iioutils_get_type(): Failed to close directory");
@@ -212,11 +213,9 @@ error_free_scan_el_dir:
*
* Returns a value >= 0 on success, otherwise a negative error code.
**/
-int iioutils_get_param_float(float *output,
- const char *param_name,
- const char *device_dir,
- const char *name,
- const char *generic_name)
+int iioutils_get_param_float(float *output, const char *param_name,
+ const char *device_dir, const char *name,
+ const char *generic_name)
{
FILE *sysfsfp;
int ret;
@@ -235,13 +234,15 @@ int iioutils_get_param_float(float *output,
ret = -ENOMEM;
goto error_free_builtname;
}
+
dp = opendir(device_dir);
- if (dp == NULL) {
+ if (!dp) {
ret = -errno;
goto error_free_builtname_generic;
}
+
ret = -ENOENT;
- while (ent = readdir(dp), ent != NULL)
+ while (ent = readdir(dp), ent)
if ((strcmp(builtname, ent->d_name) == 0) ||
(strcmp(builtname_generic, ent->d_name) == 0)) {
ret = asprintf(&filename,
@@ -250,11 +251,13 @@ int iioutils_get_param_float(float *output,
ret = -ENOMEM;
goto error_closedir;
}
+
sysfsfp = fopen(filename, "r");
if (!sysfsfp) {
ret = -errno;
goto error_free_filename;
}
+
errno = 0;
if (fscanf(sysfsfp, "%f", output) != 1)
ret = errno ? -errno : -ENODATA;
@@ -264,6 +267,7 @@ int iioutils_get_param_float(float *output,
error_free_filename:
if (filename)
free(filename);
+
error_closedir:
if (closedir(dp) == -1)
perror("iioutils_get_param_float(): Failed to close directory");
@@ -282,19 +286,17 @@ error_free_builtname:
* @cnt: the amount of array elements
**/
-void bsort_channel_array_by_index(struct iio_channel_info **ci_array,
- int cnt)
+void bsort_channel_array_by_index(struct iio_channel_info *ci_array, int cnt)
{
-
struct iio_channel_info temp;
int x, y;
for (x = 0; x < cnt; x++)
for (y = 0; y < (cnt - 1); y++)
- if ((*ci_array)[y].index > (*ci_array)[y+1].index) {
- temp = (*ci_array)[y + 1];
- (*ci_array)[y + 1] = (*ci_array)[y];
- (*ci_array)[y] = temp;
+ if (ci_array[y].index > ci_array[y + 1].index) {
+ temp = ci_array[y + 1];
+ ci_array[y + 1] = ci_array[y];
+ ci_array[y] = temp;
}
}
@@ -307,8 +309,7 @@ void bsort_channel_array_by_index(struct iio_channel_info **ci_array,
* Returns 0 on success, otherwise a negative error code.
**/
int build_channel_array(const char *device_dir,
- struct iio_channel_info **ci_array,
- int *counter)
+ struct iio_channel_info **ci_array, int *counter)
{
DIR *dp;
FILE *sysfsfp;
@@ -325,11 +326,12 @@ int build_channel_array(const char *device_dir,
return -ENOMEM;
dp = opendir(scan_el_dir);
- if (dp == NULL) {
+ if (!dp) {
ret = -errno;
goto error_free_name;
}
- while (ent = readdir(dp), ent != NULL)
+
+ while (ent = readdir(dp), ent)
if (strcmp(ent->d_name + strlen(ent->d_name) - strlen("_en"),
"_en") == 0) {
ret = asprintf(&filename,
@@ -338,12 +340,14 @@ int build_channel_array(const char *device_dir,
ret = -ENOMEM;
goto error_close_dir;
}
+
sysfsfp = fopen(filename, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
free(filename);
goto error_close_dir;
}
+
errno = 0;
if (fscanf(sysfsfp, "%i", &ret) != 1) {
ret = errno ? -errno : -ENODATA;
@@ -353,9 +357,9 @@ int build_channel_array(const char *device_dir,
free(filename);
goto error_close_dir;
}
-
if (ret == 1)
(*counter)++;
+
if (fclose(sysfsfp)) {
ret = -errno;
free(filename);
@@ -364,13 +368,15 @@ int build_channel_array(const char *device_dir,
free(filename);
}
+
*ci_array = malloc(sizeof(**ci_array) * (*counter));
- if (*ci_array == NULL) {
+ if (!*ci_array) {
ret = -ENOMEM;
goto error_close_dir;
}
+
seekdir(dp, 0);
- while (ent = readdir(dp), ent != NULL) {
+ while (ent = readdir(dp), ent) {
if (strcmp(ent->d_name + strlen(ent->d_name) - strlen("_en"),
"_en") == 0) {
int current_enabled = 0;
@@ -384,13 +390,15 @@ int build_channel_array(const char *device_dir,
count--;
goto error_cleanup_array;
}
+
sysfsfp = fopen(filename, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
free(filename);
count--;
goto error_cleanup_array;
}
+
errno = 0;
if (fscanf(sysfsfp, "%i", &current_enabled) != 1) {
ret = errno ? -errno : -ENODATA;
@@ -417,12 +425,13 @@ int build_channel_array(const char *device_dir,
current->name = strndup(ent->d_name,
strlen(ent->d_name) -
strlen("_en"));
- if (current->name == NULL) {
+ if (!current->name) {
free(filename);
ret = -ENOMEM;
count--;
goto error_cleanup_array;
}
+
/* Get the generic and specific name elements */
ret = iioutils_break_up_name(current->name,
&current->generic_name);
@@ -432,6 +441,7 @@ int build_channel_array(const char *device_dir,
count--;
goto error_cleanup_array;
}
+
ret = asprintf(&filename,
"%s/%s_index",
scan_el_dir,
@@ -441,10 +451,12 @@ int build_channel_array(const char *device_dir,
ret = -ENOMEM;
goto error_cleanup_array;
}
+
sysfsfp = fopen(filename, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
- printf("failed to open %s\n", filename);
+ fprintf(stderr, "failed to open %s\n",
+ filename);
free(filename);
goto error_cleanup_array;
}
@@ -472,15 +484,17 @@ int build_channel_array(const char *device_dir,
device_dir,
current->name,
current->generic_name);
- if (ret < 0)
+ if ((ret < 0) && (ret != -ENOENT))
goto error_cleanup_array;
+
ret = iioutils_get_param_float(&current->offset,
"offset",
device_dir,
current->name,
current->generic_name);
- if (ret < 0)
+ if ((ret < 0) && (ret != -ENOENT))
goto error_cleanup_array;
+
ret = iioutils_get_type(&current->is_signed,
&current->bytes,
&current->bits_used,
@@ -502,7 +516,7 @@ int build_channel_array(const char *device_dir,
free(scan_el_dir);
/* reorder so that the array is in index order */
- bsort_channel_array_by_index(ci_array, *counter);
+ bsort_channel_array_by_index(*ci_array, *counter);
return 0;
@@ -512,6 +526,8 @@ error_cleanup_array:
free((*ci_array)[i].generic_name);
}
free(*ci_array);
+ *ci_array = NULL;
+ *counter = 0;
error_close_dir:
if (dp)
if (closedir(dp) == -1)
@@ -523,7 +539,7 @@ error_free_name:
return ret;
}
-int calc_digits(int num)
+static int calc_digits(int num)
{
int count = 0;
@@ -549,44 +565,43 @@ int find_type_by_name(const char *name, const char *type)
const struct dirent *ent;
int number, numstrlen, ret;
- FILE *nameFile;
+ FILE *namefp;
DIR *dp;
char thisname[IIO_MAX_NAME_LENGTH];
char *filename;
dp = opendir(iio_dir);
- if (dp == NULL) {
- printf("No industrialio devices available\n");
+ if (!dp) {
+ fprintf(stderr, "No industrialio devices available\n");
return -ENODEV;
}
- while (ent = readdir(dp), ent != NULL) {
+ while (ent = readdir(dp), ent) {
if (strcmp(ent->d_name, ".") != 0 &&
- strcmp(ent->d_name, "..") != 0 &&
- strlen(ent->d_name) > strlen(type) &&
- strncmp(ent->d_name, type, strlen(type)) == 0) {
+ strcmp(ent->d_name, "..") != 0 &&
+ strlen(ent->d_name) > strlen(type) &&
+ strncmp(ent->d_name, type, strlen(type)) == 0) {
errno = 0;
ret = sscanf(ent->d_name + strlen(type), "%d", &number);
if (ret < 0) {
ret = -errno;
- printf("failed to read element number\n");
+ fprintf(stderr,
+ "failed to read element number\n");
goto error_close_dir;
} else if (ret != 1) {
ret = -EIO;
- printf("failed to match element number\n");
+ fprintf(stderr,
+ "failed to match element number\n");
goto error_close_dir;
}
numstrlen = calc_digits(number);
/* verify the next character is not a colon */
if (strncmp(ent->d_name + strlen(type) + numstrlen,
- ":",
- 1) != 0) {
- filename = malloc(strlen(iio_dir)
- + strlen(type)
- + numstrlen
- + 6);
- if (filename == NULL) {
+ ":", 1) != 0) {
+ filename = malloc(strlen(iio_dir) + strlen(type)
+ + numstrlen + 6);
+ if (!filename) {
ret = -ENOMEM;
goto error_close_dir;
}
@@ -598,19 +613,20 @@ int find_type_by_name(const char *name, const char *type)
goto error_close_dir;
}
- nameFile = fopen(filename, "r");
- if (!nameFile) {
+ namefp = fopen(filename, "r");
+ if (!namefp) {
free(filename);
continue;
}
+
free(filename);
errno = 0;
- if (fscanf(nameFile, "%s", thisname) != 1) {
+ if (fscanf(namefp, "%s", thisname) != 1) {
ret = errno ? -errno : -ENODATA;
goto error_close_dir;
}
- if (fclose(nameFile)) {
+ if (fclose(namefp)) {
ret = -errno;
goto error_close_dir;
}
@@ -618,6 +634,7 @@ int find_type_by_name(const char *name, const char *type)
if (strcmp(name, thisname) == 0) {
if (closedir(dp) == -1)
return -errno;
+
return number;
}
}
@@ -631,6 +648,7 @@ int find_type_by_name(const char *name, const char *type)
error_close_dir:
if (closedir(dp) == -1)
perror("find_type_by_name(): Failed to close directory");
+
return ret;
}
@@ -642,18 +660,20 @@ static int _write_sysfs_int(const char *filename, const char *basedir, int val,
int test;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
- if (temp == NULL)
+ if (!temp)
return -ENOMEM;
+
ret = sprintf(temp, "%s/%s", basedir, filename);
if (ret < 0)
goto error_free;
sysfsfp = fopen(temp, "w");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
- printf("failed to open %s\n", temp);
+ fprintf(stderr, "failed to open %s\n", temp);
goto error_free;
}
+
ret = fprintf(sysfsfp, "%d", val);
if (ret < 0) {
if (fclose(sysfsfp))
@@ -669,11 +689,12 @@ static int _write_sysfs_int(const char *filename, const char *basedir, int val,
if (verify) {
sysfsfp = fopen(temp, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
- printf("failed to open %s\n", temp);
+ fprintf(stderr, "failed to open %s\n", temp);
goto error_free;
}
+
if (fscanf(sysfsfp, "%d", &test) != 1) {
ret = errno ? -errno : -ENODATA;
if (fclose(sysfsfp))
@@ -688,13 +709,13 @@ static int _write_sysfs_int(const char *filename, const char *basedir, int val,
}
if (test != val) {
- printf("Possible failure in int write %d to %s%s\n",
- val,
- basedir,
- filename);
+ fprintf(stderr,
+ "Possible failure in int write %d to %s/%s\n",
+ val, basedir, filename);
ret = -1;
}
}
+
error_free:
free(temp);
return ret;
@@ -735,20 +756,22 @@ static int _write_sysfs_string(const char *filename, const char *basedir,
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
- if (temp == NULL) {
- printf("Memory allocation failed\n");
+ if (!temp) {
+ fprintf(stderr, "Memory allocation failed\n");
return -ENOMEM;
}
+
ret = sprintf(temp, "%s/%s", basedir, filename);
if (ret < 0)
goto error_free;
sysfsfp = fopen(temp, "w");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
- printf("Could not open %s\n", temp);
+ fprintf(stderr, "Could not open %s\n", temp);
goto error_free;
}
+
ret = fprintf(sysfsfp, "%s", val);
if (ret < 0) {
if (fclose(sysfsfp))
@@ -764,11 +787,12 @@ static int _write_sysfs_string(const char *filename, const char *basedir,
if (verify) {
sysfsfp = fopen(temp, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
- printf("could not open file to verify\n");
+ fprintf(stderr, "Could not open file to verify\n");
goto error_free;
}
+
if (fscanf(sysfsfp, "%s", temp) != 1) {
ret = errno ? -errno : -ENODATA;
if (fclose(sysfsfp))
@@ -783,16 +807,14 @@ static int _write_sysfs_string(const char *filename, const char *basedir,
}
if (strcmp(temp, val) != 0) {
- printf("Possible failure in string write of %s "
- "Should be %s "
- "written to %s\%s\n",
- temp,
- val,
- basedir,
- filename);
+ fprintf(stderr,
+ "Possible failure in string write of %s "
+ "Should be %s written to %s/%s\n", temp, val,
+ basedir, filename);
ret = -1;
}
}
+
error_free:
free(temp);
@@ -841,19 +863,21 @@ int read_sysfs_posint(const char *filename, const char *basedir)
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
- if (temp == NULL) {
- printf("Memory allocation failed");
+ if (!temp) {
+ fprintf(stderr, "Memory allocation failed");
return -ENOMEM;
}
+
ret = sprintf(temp, "%s/%s", basedir, filename);
if (ret < 0)
goto error_free;
sysfsfp = fopen(temp, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
goto error_free;
}
+
errno = 0;
if (fscanf(sysfsfp, "%d\n", &ret) != 1) {
ret = errno ? -errno : -ENODATA;
@@ -868,6 +892,7 @@ int read_sysfs_posint(const char *filename, const char *basedir)
error_free:
free(temp);
+
return ret;
}
@@ -885,19 +910,21 @@ int read_sysfs_float(const char *filename, const char *basedir, float *val)
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
- if (temp == NULL) {
- printf("Memory allocation failed");
+ if (!temp) {
+ fprintf(stderr, "Memory allocation failed");
return -ENOMEM;
}
+
ret = sprintf(temp, "%s/%s", basedir, filename);
if (ret < 0)
goto error_free;
sysfsfp = fopen(temp, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
goto error_free;
}
+
errno = 0;
if (fscanf(sysfsfp, "%f\n", val) != 1) {
ret = errno ? -errno : -ENODATA;
@@ -912,6 +939,7 @@ int read_sysfs_float(const char *filename, const char *basedir, float *val)
error_free:
free(temp);
+
return ret;
}
@@ -929,19 +957,21 @@ int read_sysfs_string(const char *filename, const char *basedir, char *str)
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
- if (temp == NULL) {
- printf("Memory allocation failed");
+ if (!temp) {
+ fprintf(stderr, "Memory allocation failed");
return -ENOMEM;
}
+
ret = sprintf(temp, "%s/%s", basedir, filename);
if (ret < 0)
goto error_free;
sysfsfp = fopen(temp, "r");
- if (sysfsfp == NULL) {
+ if (!sysfsfp) {
ret = -errno;
goto error_free;
}
+
errno = 0;
if (fscanf(sysfsfp, "%s\n", str) != 1) {
ret = errno ? -errno : -ENODATA;
@@ -956,7 +986,6 @@ int read_sysfs_string(const char *filename, const char *basedir, char *str)
error_free:
free(temp);
+
return ret;
}
-
-#endif /* _IIO_UTILS_H */
diff --git a/tools/iio/iio_utils.h b/tools/iio/iio_utils.h
index 379eed9deaea..e3503bfe538b 100644
--- a/tools/iio/iio_utils.h
+++ b/tools/iio/iio_utils.h
@@ -18,6 +18,8 @@
#define FORMAT_SCAN_ELEMENTS_DIR "%s/scan_elements"
#define FORMAT_TYPE_FILE "%s_type"
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
+
extern const char *iio_dir;
/**
@@ -51,17 +53,16 @@ struct iio_channel_info {
};
int iioutils_break_up_name(const char *full_name, char **generic_name);
-int iioutils_get_type(unsigned *is_signed, unsigned *bytes,
- unsigned *bits_used, unsigned *shift,
- uint64_t *mask, unsigned *be,
- const char *device_dir, const char *name,
- const char *generic_name);
+int iioutils_get_type(unsigned *is_signed, unsigned *bytes, unsigned *bits_used,
+ unsigned *shift, uint64_t *mask, unsigned *be,
+ const char *device_dir, const char *name,
+ const char *generic_name);
int iioutils_get_param_float(float *output, const char *param_name,
- const char *device_dir, const char *name,
- const char *generic_name);
-void bsort_channel_array_by_index(struct iio_channel_info **ci_array, int cnt);
+ const char *device_dir, const char *name,
+ const char *generic_name);
+void bsort_channel_array_by_index(struct iio_channel_info *ci_array, int cnt);
int build_channel_array(const char *device_dir,
- struct iio_channel_info **ci_array, int *counter);
+ struct iio_channel_info **ci_array, int *counter);
int find_type_by_name(const char *name, const char *type);
int write_sysfs_int(const char *filename, const char *basedir, int val);
int write_sysfs_int_and_verify(const char *filename, const char *basedir,
diff --git a/tools/iio/lsiio.c b/tools/iio/lsiio.c
index b59ee1733924..3d650e668252 100644
--- a/tools/iio/lsiio.c
+++ b/tools/iio/lsiio.c
@@ -20,7 +20,6 @@
#include <sys/dir.h>
#include "iio_utils.h"
-
static enum verbosity {
VERBLEVEL_DEFAULT, /* 0 gives lspci behaviour */
VERBLEVEL_SENSORS, /* 1 lists sensors */
@@ -29,17 +28,16 @@ static enum verbosity {
const char *type_device = "iio:device";
const char *type_trigger = "trigger";
-
static inline int check_prefix(const char *str, const char *prefix)
{
return strlen(str) > strlen(prefix) &&
- strncmp(str, prefix, strlen(prefix)) == 0;
+ strncmp(str, prefix, strlen(prefix)) == 0;
}
static inline int check_postfix(const char *str, const char *postfix)
{
return strlen(str) > strlen(postfix) &&
- strcmp(str + strlen(str) - strlen(postfix), postfix) == 0;
+ strcmp(str + strlen(str) - strlen(postfix), postfix) == 0;
}
static int dump_channels(const char *dev_dir_name)
@@ -48,13 +46,13 @@ static int dump_channels(const char *dev_dir_name)
const struct dirent *ent;
dp = opendir(dev_dir_name);
- if (dp == NULL)
+ if (!dp)
return -errno;
- while (ent = readdir(dp), ent != NULL)
+
+ while (ent = readdir(dp), ent)
if (check_prefix(ent->d_name, "in_") &&
- check_postfix(ent->d_name, "_raw")) {
+ check_postfix(ent->d_name, "_raw"))
printf(" %-10s\n", ent->d_name);
- }
return (closedir(dp) == -1) ? -errno : 0;
}
@@ -63,20 +61,22 @@ static int dump_one_device(const char *dev_dir_name)
{
char name[IIO_MAX_NAME_LENGTH];
int dev_idx;
- int retval;
+ int ret;
- retval = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_device),
- "%i", &dev_idx);
- if (retval != 1)
+ ret = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_device), "%i",
+ &dev_idx);
+ if (ret != 1)
return -EINVAL;
- retval = read_sysfs_string("name", dev_dir_name, name);
- if (retval)
- return retval;
+
+ ret = read_sysfs_string("name", dev_dir_name, name);
+ if (ret < 0)
+ return ret;
printf("Device %03d: %s\n", dev_idx, name);
if (verblevel >= VERBLEVEL_SENSORS)
return dump_channels(dev_dir_name);
+
return 0;
}
@@ -84,17 +84,19 @@ static int dump_one_trigger(const char *dev_dir_name)
{
char name[IIO_MAX_NAME_LENGTH];
int dev_idx;
- int retval;
+ int ret;
- retval = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_trigger),
- "%i", &dev_idx);
- if (retval != 1)
+ ret = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_trigger),
+ "%i", &dev_idx);
+ if (ret != 1)
return -EINVAL;
- retval = read_sysfs_string("name", dev_dir_name, name);
- if (retval)
- return retval;
+
+ ret = read_sysfs_string("name", dev_dir_name, name);
+ if (ret < 0)
+ return ret;
printf("Trigger %03d: %s\n", dev_idx, name);
+
return 0;
}
@@ -105,12 +107,12 @@ static int dump_devices(void)
DIR *dp;
dp = opendir(iio_dir);
- if (dp == NULL) {
- printf("No industrial I/O devices available\n");
+ if (!dp) {
+ fprintf(stderr, "No industrial I/O devices available\n");
return -ENODEV;
}
- while (ent = readdir(dp), ent != NULL) {
+ while (ent = readdir(dp), ent) {
if (check_prefix(ent->d_name, type_device)) {
char *dev_dir_name;
@@ -132,7 +134,7 @@ static int dump_devices(void)
}
}
rewinddir(dp);
- while (ent = readdir(dp), ent != NULL) {
+ while (ent = readdir(dp), ent) {
if (check_prefix(ent->d_name, type_trigger)) {
char *dev_dir_name;
@@ -151,6 +153,7 @@ static int dump_devices(void)
free(dev_dir_name);
}
}
+
return (closedir(dp) == -1) ? -errno : 0;
error_close_dir:
diff --git a/tools/include/linux/export.h b/tools/include/linux/export.h
new file mode 100644
index 000000000000..d07e586b9ba0
--- /dev/null
+++ b/tools/include/linux/export.h
@@ -0,0 +1,10 @@
+#ifndef _TOOLS_LINUX_EXPORT_H_
+#define _TOOLS_LINUX_EXPORT_H_
+
+#define EXPORT_SYMBOL(sym)
+#define EXPORT_SYMBOL_GPL(sym)
+#define EXPORT_SYMBOL_GPL_FUTURE(sym)
+#define EXPORT_UNUSED_SYMBOL(sym)
+#define EXPORT_UNUSED_SYMBOL_GPL(sym)
+
+#endif
diff --git a/tools/lib/lockdep/preload.c b/tools/lib/lockdep/preload.c
index 0b0112c80f22..21cdf869a01b 100644
--- a/tools/lib/lockdep/preload.c
+++ b/tools/lib/lockdep/preload.c
@@ -5,7 +5,7 @@
#include <stdlib.h>
#include <sysexits.h>
#include "include/liblockdep/mutex.h"
-#include "../../../include/linux/rbtree.h"
+#include "../../include/linux/rbtree.h"
/**
* struct lock_lookup - liblockdep's view of a single unique lock
diff --git a/tools/lib/lockdep/uinclude/linux/kernel.h b/tools/lib/lockdep/uinclude/linux/kernel.h
index cd2cc59a5da7..276c7a8b2ed1 100644
--- a/tools/lib/lockdep/uinclude/linux/kernel.h
+++ b/tools/lib/lockdep/uinclude/linux/kernel.h
@@ -23,7 +23,7 @@
#define WARN_ON(x) (x)
#define WARN_ON_ONCE(x) (x)
#define likely(x) (x)
-#define WARN(x, y, z) (x)
+#define WARN(x, y...) (x)
#define uninitialized_var(x) x
#define __init
#define noinline
diff --git a/tools/lib/lockdep/uinclude/linux/rbtree.h b/tools/lib/lockdep/uinclude/linux/rbtree.h
deleted file mode 100644
index 965901db4862..000000000000
--- a/tools/lib/lockdep/uinclude/linux/rbtree.h
+++ /dev/null
@@ -1 +0,0 @@
-#include "../../../include/linux/rbtree.h"
diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh
index 3fc6c10c2479..c4366dc74e01 100755
--- a/tools/testing/selftests/firmware/fw_filesystem.sh
+++ b/tools/testing/selftests/firmware/fw_filesystem.sh
@@ -9,7 +9,15 @@ modprobe test_firmware
DIR=/sys/devices/virtual/misc/test_firmware
-OLD_TIMEOUT=$(cat /sys/class/firmware/timeout)
+# CONFIG_FW_LOADER_USER_HELPER has a sysfs class under /sys/class/firmware/
+# These days no one enables CONFIG_FW_LOADER_USER_HELPER so check for that
+# as an indicator for CONFIG_FW_LOADER_USER_HELPER.
+HAS_FW_LOADER_USER_HELPER=$(if [ -d /sys/class/firmware/ ]; then echo yes; else echo no; fi)
+
+if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
+ OLD_TIMEOUT=$(cat /sys/class/firmware/timeout)
+fi
+
OLD_FWPATH=$(cat /sys/module/firmware_class/parameters/path)
FWPATH=$(mktemp -d)
@@ -17,7 +25,9 @@ FW="$FWPATH/test-firmware.bin"
test_finish()
{
- echo "$OLD_TIMEOUT" >/sys/class/firmware/timeout
+ if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
+ echo "$OLD_TIMEOUT" >/sys/class/firmware/timeout
+ fi
echo -n "$OLD_PATH" >/sys/module/firmware_class/parameters/path
rm -f "$FW"
rmdir "$FWPATH"
@@ -25,8 +35,11 @@ test_finish()
trap "test_finish" EXIT
-# Turn down the timeout so failures don't take so long.
-echo 1 >/sys/class/firmware/timeout
+if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
+ # Turn down the timeout so failures don't take so long.
+ echo 1 >/sys/class/firmware/timeout
+fi
+
# Set the kernel search path.
echo -n "$FWPATH" >/sys/module/firmware_class/parameters/path
@@ -41,7 +54,9 @@ if diff -q "$FW" /dev/test_firmware >/dev/null ; then
echo "$0: firmware was not expected to match" >&2
exit 1
else
- echo "$0: timeout works"
+ if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
+ echo "$0: timeout works"
+ fi
fi
# This should succeed via kernel load or will fail after 1 second after
diff --git a/tools/testing/selftests/firmware/fw_userhelper.sh b/tools/testing/selftests/firmware/fw_userhelper.sh
index 6efbade12139..b9983f8e09f6 100755
--- a/tools/testing/selftests/firmware/fw_userhelper.sh
+++ b/tools/testing/selftests/firmware/fw_userhelper.sh
@@ -9,7 +9,17 @@ modprobe test_firmware
DIR=/sys/devices/virtual/misc/test_firmware
-OLD_TIMEOUT=$(cat /sys/class/firmware/timeout)
+# CONFIG_FW_LOADER_USER_HELPER has a sysfs class under /sys/class/firmware/
+# These days no one enables CONFIG_FW_LOADER_USER_HELPER so check for that
+# as an indicator for CONFIG_FW_LOADER_USER_HELPER.
+HAS_FW_LOADER_USER_HELPER=$(if [ -d /sys/class/firmware/ ]; then echo yes; else echo no; fi)
+
+if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
+ OLD_TIMEOUT=$(cat /sys/class/firmware/timeout)
+else
+ echo "usermode helper disabled so ignoring test"
+ exit 0
+fi
FWPATH=$(mktemp -d)
FW="$FWPATH/test-firmware.bin"
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TASKS01 b/tools/testing/selftests/rcutorture/configs/rcu/TASKS01
index 2cc0e60eba6e..bafe94cbd739 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TASKS01
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TASKS01
@@ -5,6 +5,6 @@ CONFIG_PREEMPT_NONE=n
CONFIG_PREEMPT_VOLUNTARY=n
CONFIG_PREEMPT=y
CONFIG_DEBUG_LOCK_ALLOC=y
-CONFIG_PROVE_LOCKING=n
-#CHECK#CONFIG_PROVE_RCU=n
+CONFIG_PROVE_LOCKING=y
+#CHECK#CONFIG_PROVE_RCU=y
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE01 b/tools/testing/selftests/rcutorture/configs/rcu/TREE01
index 8e9137f66831..f572b873c620 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE01
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE01
@@ -13,7 +13,6 @@ CONFIG_MAXSMP=y
CONFIG_RCU_NOCB_CPU=y
CONFIG_RCU_NOCB_CPU_ZERO=y
CONFIG_DEBUG_LOCK_ALLOC=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE02 b/tools/testing/selftests/rcutorture/configs/rcu/TREE02
index aeea6a204d14..ef6a22c44dea 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE02
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE02
@@ -17,7 +17,6 @@ CONFIG_RCU_FANOUT_LEAF=3
CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_PROVE_LOCKING=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE02-T b/tools/testing/selftests/rcutorture/configs/rcu/TREE02-T
index 2ac9e68ea3d1..917d2517b5b5 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE02-T
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE02-T
@@ -17,6 +17,5 @@ CONFIG_RCU_FANOUT_LEAF=3
CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_PROVE_LOCKING=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE03 b/tools/testing/selftests/rcutorture/configs/rcu/TREE03
index 72aa7d87ea99..7a17c503b382 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE03
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE03
@@ -13,7 +13,6 @@ CONFIG_RCU_FANOUT=2
CONFIG_RCU_FANOUT_LEAF=2
CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=y
CONFIG_RCU_KTHREAD_PRIO=2
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE04 b/tools/testing/selftests/rcutorture/configs/rcu/TREE04
index 3f5112751cda..39a2c6d7d7ec 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE04
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE04
@@ -17,6 +17,5 @@ CONFIG_RCU_FANOUT=4
CONFIG_RCU_FANOUT_LEAF=4
CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE05 b/tools/testing/selftests/rcutorture/configs/rcu/TREE05
index c04dfea6fd21..1257d3227b1e 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE05
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE05
@@ -17,6 +17,5 @@ CONFIG_RCU_NOCB_CPU_NONE=y
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_PROVE_LOCKING=y
#CHECK#CONFIG_PROVE_RCU=y
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE06 b/tools/testing/selftests/rcutorture/configs/rcu/TREE06
index f51d2c73a68e..d3e456b74cbe 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE06
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE06
@@ -18,6 +18,5 @@ CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_PROVE_LOCKING=y
#CHECK#CONFIG_PROVE_RCU=y
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=y
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE07 b/tools/testing/selftests/rcutorture/configs/rcu/TREE07
index f422af4ff5a3..3956b4131f72 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE07
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE07
@@ -17,6 +17,5 @@ CONFIG_RCU_FANOUT=2
CONFIG_RCU_FANOUT_LEAF=2
CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE08 b/tools/testing/selftests/rcutorture/configs/rcu/TREE08
index a24d2ca30646..bb9b0c1a23c2 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE08
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE08
@@ -19,7 +19,6 @@ CONFIG_RCU_NOCB_CPU_ALL=y
CONFIG_DEBUG_LOCK_ALLOC=n
CONFIG_PROVE_LOCKING=y
#CHECK#CONFIG_PROVE_RCU=y
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE08-T b/tools/testing/selftests/rcutorture/configs/rcu/TREE08-T
index b2b8cea69dc9..2ad13f0d29cc 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE08-T
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE08-T
@@ -17,6 +17,5 @@ CONFIG_RCU_FANOUT_LEAF=2
CONFIG_RCU_NOCB_CPU=y
CONFIG_RCU_NOCB_CPU_ALL=y
CONFIG_DEBUG_LOCK_ALLOC=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE09 b/tools/testing/selftests/rcutorture/configs/rcu/TREE09
index aa4ed08d999d..6710e749d9de 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE09
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE09
@@ -13,7 +13,6 @@ CONFIG_SUSPEND=n
CONFIG_HIBERNATION=n
CONFIG_RCU_NOCB_CPU=n
CONFIG_DEBUG_LOCK_ALLOC=n
-CONFIG_RCU_CPU_STALL_INFO=n
CONFIG_RCU_BOOST=n
CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
#CHECK#CONFIG_RCU_EXPERT=n
diff --git a/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt b/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt
index b24c0004fc49..657f3a035488 100644
--- a/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt
+++ b/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt
@@ -16,7 +16,6 @@ CONFIG_PROVE_LOCKING -- Do several, covering CONFIG_DEBUG_LOCK_ALLOC=y and not.
CONFIG_PROVE_RCU -- Hardwired to CONFIG_PROVE_LOCKING.
CONFIG_RCU_BOOST -- one of PREEMPT_RCU.
CONFIG_RCU_KTHREAD_PRIO -- set to 2 for _BOOST testing.
-CONFIG_RCU_CPU_STALL_INFO -- Now default, avoid at least twice.
CONFIG_RCU_FANOUT -- Cover hierarchy, but overlap with others.
CONFIG_RCU_FANOUT_LEAF -- Do one non-default.
CONFIG_RCU_FAST_NO_HZ -- Do one, but not with CONFIG_RCU_NOCB_CPU_ALL.

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