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-rw-r--r--lib/Kconfig.debug27
-rw-r--r--lib/bitmap.c166
-rw-r--r--lib/extable.c3
-rw-r--r--lib/idr.c37
-rw-r--r--lib/kobject.c3
-rw-r--r--lib/kobject_uevent.c6
-rw-r--r--lib/smp_processor_id.c1
-rw-r--r--lib/sort.c1
-rw-r--r--lib/string.c125
-rw-r--r--lib/textsearch.c2
-rw-r--r--lib/vsprintf.c1
11 files changed, 277 insertions, 95 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 016e89a44ac8..156822e3cc79 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -128,7 +128,7 @@ config DEBUG_HIGHMEM
config DEBUG_BUGVERBOSE
bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EMBEDDED
depends on BUG
- depends on ARM || ARM26 || M32R || M68K || SPARC32 || SPARC64 || (X86 && !X86_64) || FRV
+ depends on ARM || ARM26 || M32R || M68K || SPARC32 || SPARC64 || X86_32 || FRV
default !EMBEDDED
help
Say Y here to make BUG() panics output the file name and line number
@@ -168,13 +168,34 @@ config DEBUG_FS
If unsure, say N.
+config DEBUG_VM
+ bool "Debug VM"
+ depends on DEBUG_KERNEL
+ help
+ Enable this to debug the virtual-memory system.
+
+ If unsure, say N.
+
config FRAME_POINTER
bool "Compile the kernel with frame pointers"
depends on DEBUG_KERNEL && (X86 || CRIS || M68K || M68KNOMMU || FRV || UML)
default y if DEBUG_INFO && UML
help
If you say Y here the resulting kernel image will be slightly larger
- and slower, but it might give very useful debugging information
- on some architectures or you use external debuggers.
+ and slower, but it might give very useful debugging information on
+ some architectures or if you use external debuggers.
If you don't debug the kernel, you can say N.
+config RCU_TORTURE_TEST
+ tristate "torture tests for RCU"
+ depends on DEBUG_KERNEL
+ default n
+ help
+ This option provides a kernel module that runs torture tests
+ on the RCU infrastructure. The kernel module may be built
+ after the fact on the running kernel to be tested, if desired.
+
+ Say Y here if you want RCU torture tests to start automatically
+ at boot time (you probably don't).
+ Say M if you want the RCU torture tests to build as a module.
+ Say N if you are unsure.
diff --git a/lib/bitmap.c b/lib/bitmap.c
index fb9371fdd44a..23d3b1147fe9 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -511,6 +511,172 @@ int bitmap_parselist(const char *bp, unsigned long *maskp, int nmaskbits)
}
EXPORT_SYMBOL(bitmap_parselist);
+/*
+ * bitmap_pos_to_ord(buf, pos, bits)
+ * @buf: pointer to a bitmap
+ * @pos: a bit position in @buf (0 <= @pos < @bits)
+ * @bits: number of valid bit positions in @buf
+ *
+ * Map the bit at position @pos in @buf (of length @bits) to the
+ * ordinal of which set bit it is. If it is not set or if @pos
+ * is not a valid bit position, map to zero (0).
+ *
+ * If for example, just bits 4 through 7 are set in @buf, then @pos
+ * values 4 through 7 will get mapped to 0 through 3, respectively,
+ * and other @pos values will get mapped to 0. When @pos value 7
+ * gets mapped to (returns) @ord value 3 in this example, that means
+ * that bit 7 is the 3rd (starting with 0th) set bit in @buf.
+ *
+ * The bit positions 0 through @bits are valid positions in @buf.
+ */
+static int bitmap_pos_to_ord(const unsigned long *buf, int pos, int bits)
+{
+ int ord = 0;
+
+ if (pos >= 0 && pos < bits) {
+ int i;
+
+ for (i = find_first_bit(buf, bits);
+ i < pos;
+ i = find_next_bit(buf, bits, i + 1))
+ ord++;
+ if (i > pos)
+ ord = 0;
+ }
+ return ord;
+}
+
+/**
+ * bitmap_ord_to_pos(buf, ord, bits)
+ * @buf: pointer to bitmap
+ * @ord: ordinal bit position (n-th set bit, n >= 0)
+ * @bits: number of valid bit positions in @buf
+ *
+ * Map the ordinal offset of bit @ord in @buf to its position in @buf.
+ * If @ord is not the ordinal offset of a set bit in @buf, map to zero (0).
+ *
+ * If for example, just bits 4 through 7 are set in @buf, then @ord
+ * values 0 through 3 will get mapped to 4 through 7, respectively,
+ * and all other @ord valuds will get mapped to 0. When @ord value 3
+ * gets mapped to (returns) @pos value 7 in this example, that means
+ * that the 3rd set bit (starting with 0th) is at position 7 in @buf.
+ *
+ * The bit positions 0 through @bits are valid positions in @buf.
+ */
+static int bitmap_ord_to_pos(const unsigned long *buf, int ord, int bits)
+{
+ int pos = 0;
+
+ if (ord >= 0 && ord < bits) {
+ int i;
+
+ for (i = find_first_bit(buf, bits);
+ i < bits && ord > 0;
+ i = find_next_bit(buf, bits, i + 1))
+ ord--;
+ if (i < bits && ord == 0)
+ pos = i;
+ }
+
+ return pos;
+}
+
+/**
+ * bitmap_remap - Apply map defined by a pair of bitmaps to another bitmap
+ * @src: subset to be remapped
+ * @dst: remapped result
+ * @old: defines domain of map
+ * @new: defines range of map
+ * @bits: number of bits in each of these bitmaps
+ *
+ * Let @old and @new define a mapping of bit positions, such that
+ * whatever position is held by the n-th set bit in @old is mapped
+ * to the n-th set bit in @new. In the more general case, allowing
+ * for the possibility that the weight 'w' of @new is less than the
+ * weight of @old, map the position of the n-th set bit in @old to
+ * the position of the m-th set bit in @new, where m == n % w.
+ *
+ * If either of the @old and @new bitmaps are empty, or if@src and @dst
+ * point to the same location, then this routine does nothing.
+ *
+ * The positions of unset bits in @old are mapped to the position of
+ * the first set bit in @new.
+ *
+ * Apply the above specified mapping to @src, placing the result in
+ * @dst, clearing any bits previously set in @dst.
+ *
+ * The resulting value of @dst will have either the same weight as
+ * @src, or less weight in the general case that the mapping wasn't
+ * injective due to the weight of @new being less than that of @old.
+ * The resulting value of @dst will never have greater weight than
+ * that of @src, except perhaps in the case that one of the above
+ * conditions was not met and this routine just returned.
+ *
+ * For example, lets say that @old has bits 4 through 7 set, and
+ * @new has bits 12 through 15 set. This defines the mapping of bit
+ * position 4 to 12, 5 to 13, 6 to 14 and 7 to 15, and of all other
+ * bit positions to 12 (the first set bit in @new. So if say @src
+ * comes into this routine with bits 1, 5 and 7 set, then @dst should
+ * leave with bits 12, 13 and 15 set.
+ */
+void bitmap_remap(unsigned long *dst, const unsigned long *src,
+ const unsigned long *old, const unsigned long *new,
+ int bits)
+{
+ int s;
+
+ if (bitmap_weight(old, bits) == 0)
+ return;
+ if (bitmap_weight(new, bits) == 0)
+ return;
+ if (dst == src) /* following doesn't handle inplace remaps */
+ return;
+
+ bitmap_zero(dst, bits);
+ for (s = find_first_bit(src, bits);
+ s < bits;
+ s = find_next_bit(src, bits, s + 1)) {
+ int x = bitmap_pos_to_ord(old, s, bits);
+ int y = bitmap_ord_to_pos(new, x, bits);
+ set_bit(y, dst);
+ }
+}
+EXPORT_SYMBOL(bitmap_remap);
+
+/**
+ * bitmap_bitremap - Apply map defined by a pair of bitmaps to a single bit
+ * @oldbit - bit position to be mapped
+ * @old: defines domain of map
+ * @new: defines range of map
+ * @bits: number of bits in each of these bitmaps
+ *
+ * Let @old and @new define a mapping of bit positions, such that
+ * whatever position is held by the n-th set bit in @old is mapped
+ * to the n-th set bit in @new. In the more general case, allowing
+ * for the possibility that the weight 'w' of @new is less than the
+ * weight of @old, map the position of the n-th set bit in @old to
+ * the position of the m-th set bit in @new, where m == n % w.
+ *
+ * The positions of unset bits in @old are mapped to the position of
+ * the first set bit in @new.
+ *
+ * Apply the above specified mapping to bit position @oldbit, returning
+ * the new bit position.
+ *
+ * For example, lets say that @old has bits 4 through 7 set, and
+ * @new has bits 12 through 15 set. This defines the mapping of bit
+ * position 4 to 12, 5 to 13, 6 to 14 and 7 to 15, and of all other
+ * bit positions to 12 (the first set bit in @new. So if say @oldbit
+ * is 5, then this routine returns 13.
+ */
+int bitmap_bitremap(int oldbit, const unsigned long *old,
+ const unsigned long *new, int bits)
+{
+ int x = bitmap_pos_to_ord(old, oldbit, bits);
+ return bitmap_ord_to_pos(new, x, bits);
+}
+EXPORT_SYMBOL(bitmap_bitremap);
+
/**
* bitmap_find_free_region - find a contiguous aligned mem region
* @bitmap: an array of unsigned longs corresponding to the bitmap
diff --git a/lib/extable.c b/lib/extable.c
index 3f677a8f0c3c..18df57c029df 100644
--- a/lib/extable.c
+++ b/lib/extable.c
@@ -16,9 +16,6 @@
#include <linux/sort.h>
#include <asm/uaccess.h>
-extern struct exception_table_entry __start___ex_table[];
-extern struct exception_table_entry __stop___ex_table[];
-
#ifndef ARCH_HAS_SORT_EXTABLE
/*
* The exception table needs to be sorted so that the binary
diff --git a/lib/idr.c b/lib/idr.c
index d4df21debc4d..d226259c3c28 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -6,20 +6,20 @@
* Modified by George Anzinger to reuse immediately and to use
* find bit instructions. Also removed _irq on spinlocks.
*
- * Small id to pointer translation service.
+ * Small id to pointer translation service.
*
- * It uses a radix tree like structure as a sparse array indexed
+ * It uses a radix tree like structure as a sparse array indexed
* by the id to obtain the pointer. The bitmap makes allocating
- * a new id quick.
+ * a new id quick.
*
* You call it to allocate an id (an int) an associate with that id a
* pointer or what ever, we treat it as a (void *). You can pass this
* id to a user for him to pass back at a later time. You then pass
* that id to this code and it returns your pointer.
- * You can release ids at any time. When all ids are released, most of
+ * You can release ids at any time. When all ids are released, most of
* the memory is returned (we keep IDR_FREE_MAX) in a local pool so we
- * don't need to go to the memory "store" during an id allocate, just
+ * don't need to go to the memory "store" during an id allocate, just
* so you don't need to be too concerned about locking and conflicts
* with the slab allocator.
*/
@@ -72,12 +72,12 @@ static void free_layer(struct idr *idp, struct idr_layer *p)
* If the system is REALLY out of memory this function returns 0,
* otherwise 1.
*/
-int idr_pre_get(struct idr *idp, unsigned gfp_mask)
+int idr_pre_get(struct idr *idp, gfp_t gfp_mask)
{
while (idp->id_free_cnt < IDR_FREE_MAX) {
struct idr_layer *new;
new = kmem_cache_alloc(idr_layer_cache, gfp_mask);
- if(new == NULL)
+ if (new == NULL)
return (0);
free_layer(idp, new);
}
@@ -107,7 +107,7 @@ static int sub_alloc(struct idr *idp, void *ptr, int *starting_id)
if (m == IDR_SIZE) {
/* no space available go back to previous layer. */
l++;
- id = (id | ((1 << (IDR_BITS*l))-1)) + 1;
+ id = (id | ((1 << (IDR_BITS * l)) - 1)) + 1;
if (!(p = pa[l])) {
*starting_id = id;
return -2;
@@ -161,7 +161,7 @@ static int idr_get_new_above_int(struct idr *idp, void *ptr, int starting_id)
{
struct idr_layer *p, *new;
int layers, v, id;
-
+
id = starting_id;
build_up:
p = idp->top;
@@ -225,6 +225,7 @@ build_up:
int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id)
{
int rv;
+
rv = idr_get_new_above_int(idp, ptr, starting_id);
/*
* This is a cheap hack until the IDR code can be fixed to
@@ -259,6 +260,7 @@ EXPORT_SYMBOL(idr_get_new_above);
int idr_get_new(struct idr *idp, void *ptr, int *id)
{
int rv;
+
rv = idr_get_new_above_int(idp, ptr, 0);
/*
* This is a cheap hack until the IDR code can be fixed to
@@ -306,11 +308,10 @@ static void sub_remove(struct idr *idp, int shift, int id)
free_layer(idp, **paa);
**paa-- = NULL;
}
- if ( ! *paa )
+ if (!*paa)
idp->layers = 0;
- } else {
+ } else
idr_remove_warning(id);
- }
}
/**
@@ -326,9 +327,8 @@ void idr_remove(struct idr *idp, int id)
id &= MAX_ID_MASK;
sub_remove(idp, (idp->layers - 1) * IDR_BITS, id);
- if ( idp->top && idp->top->count == 1 &&
- (idp->layers > 1) &&
- idp->top->ary[0]){ // We can drop a layer
+ if (idp->top && idp->top->count == 1 && (idp->layers > 1) &&
+ idp->top->ary[0]) { // We can drop a layer
p = idp->top->ary[0];
idp->top->bitmap = idp->top->count = 0;
@@ -337,7 +337,6 @@ void idr_remove(struct idr *idp, int id)
--idp->layers;
}
while (idp->id_free_cnt >= IDR_FREE_MAX) {
-
p = alloc_layer(idp);
kmem_cache_free(idr_layer_cache, p);
return;
@@ -391,8 +390,8 @@ void *idr_find(struct idr *idp, int id)
}
EXPORT_SYMBOL(idr_find);
-static void idr_cache_ctor(void * idr_layer,
- kmem_cache_t *idr_layer_cache, unsigned long flags)
+static void idr_cache_ctor(void * idr_layer, kmem_cache_t *idr_layer_cache,
+ unsigned long flags)
{
memset(idr_layer, 0, sizeof(struct idr_layer));
}
@@ -400,7 +399,7 @@ static void idr_cache_ctor(void * idr_layer,
static int init_id_cache(void)
{
if (!idr_layer_cache)
- idr_layer_cache = kmem_cache_create("idr_layer_cache",
+ idr_layer_cache = kmem_cache_create("idr_layer_cache",
sizeof(struct idr_layer), 0, 0, idr_cache_ctor, NULL);
return 0;
}
diff --git a/lib/kobject.c b/lib/kobject.c
index dd0917dd9fa9..a181abed89f6 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -14,6 +14,7 @@
#include <linux/string.h>
#include <linux/module.h>
#include <linux/stat.h>
+#include <linux/slab.h>
/**
* populate_dir - populate directory with attributes.
@@ -100,7 +101,7 @@ static void fill_kobj_path(struct kobject *kobj, char *path, int length)
* @kobj: kobject in question, with which to build the path
* @gfp_mask: the allocation type used to allocate the path
*/
-char *kobject_get_path(struct kobject *kobj, int gfp_mask)
+char *kobject_get_path(struct kobject *kobj, gfp_t gfp_mask)
{
char *path;
int len;
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index 04ca4429ddfa..3ab375411e38 100644
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -54,7 +54,7 @@ static char *action_to_string(enum kobject_action action)
static struct sock *uevent_sock;
/**
- * send_uevent - notify userspace by sending event trough netlink socket
+ * send_uevent - notify userspace by sending event through netlink socket
*
* @signal: signal name
* @obj: object path (kobject)
@@ -62,7 +62,7 @@ static struct sock *uevent_sock;
* @gfp_mask:
*/
static int send_uevent(const char *signal, const char *obj,
- char **envp, int gfp_mask)
+ char **envp, gfp_t gfp_mask)
{
struct sk_buff *skb;
char *pos;
@@ -98,7 +98,7 @@ static int send_uevent(const char *signal, const char *obj,
}
static int do_kobject_uevent(struct kobject *kobj, enum kobject_action action,
- struct attribute *attr, int gfp_mask)
+ struct attribute *attr, gfp_t gfp_mask)
{
char *path;
char *attrpath;
diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c
index 42c08ef828c5..eddc9b3d3876 100644
--- a/lib/smp_processor_id.c
+++ b/lib/smp_processor_id.c
@@ -5,6 +5,7 @@
*/
#include <linux/module.h>
#include <linux/kallsyms.h>
+#include <linux/sched.h>
unsigned int debug_smp_processor_id(void)
{
diff --git a/lib/sort.c b/lib/sort.c
index ddc4d35df289..5f3b51ffa1dc 100644
--- a/lib/sort.c
+++ b/lib/sort.c
@@ -7,6 +7,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/sort.h>
+#include <linux/slab.h>
static void u32_swap(void *a, void *b, int size)
{
diff --git a/lib/string.c b/lib/string.c
index d886ef157c12..037a48acedbb 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -36,11 +36,13 @@ int strnicmp(const char *s1, const char *s2, size_t len)
/* Yes, Virginia, it had better be unsigned */
unsigned char c1, c2;
- c1 = 0; c2 = 0;
+ c1 = c2 = 0;
if (len) {
do {
- c1 = *s1; c2 = *s2;
- s1++; s2++;
+ c1 = *s1;
+ c2 = *s2;
+ s1++;
+ s2++;
if (!c1)
break;
if (!c2)
@@ -55,7 +57,6 @@ int strnicmp(const char *s1, const char *s2, size_t len)
}
return (int)c1 - (int)c2;
}
-
EXPORT_SYMBOL(strnicmp);
#endif
@@ -66,7 +67,7 @@ EXPORT_SYMBOL(strnicmp);
* @src: Where to copy the string from
*/
#undef strcpy
-char * strcpy(char * dest,const char *src)
+char *strcpy(char *dest, const char *src)
{
char *tmp = dest;
@@ -91,12 +92,13 @@ EXPORT_SYMBOL(strcpy);
* count, the remainder of @dest will be padded with %NUL.
*
*/
-char * strncpy(char * dest,const char *src,size_t count)
+char *strncpy(char *dest, const char *src, size_t count)
{
char *tmp = dest;
while (count) {
- if ((*tmp = *src) != 0) src++;
+ if ((*tmp = *src) != 0)
+ src++;
tmp++;
count--;
}
@@ -122,7 +124,7 @@ size_t strlcpy(char *dest, const char *src, size_t size)
size_t ret = strlen(src);
if (size) {
- size_t len = (ret >= size) ? size-1 : ret;
+ size_t len = (ret >= size) ? size - 1 : ret;
memcpy(dest, src, len);
dest[len] = '\0';
}
@@ -138,7 +140,7 @@ EXPORT_SYMBOL(strlcpy);
* @src: The string to append to it
*/
#undef strcat
-char * strcat(char * dest, const char * src)
+char *strcat(char *dest, const char *src)
{
char *tmp = dest;
@@ -146,7 +148,6 @@ char * strcat(char * dest, const char * src)
dest++;
while ((*dest++ = *src++) != '\0')
;
-
return tmp;
}
EXPORT_SYMBOL(strcat);
@@ -162,7 +163,7 @@ EXPORT_SYMBOL(strcat);
* Note that in contrast to strncpy, strncat ensures the result is
* terminated.
*/
-char * strncat(char *dest, const char *src, size_t count)
+char *strncat(char *dest, const char *src, size_t count)
{
char *tmp = dest;
@@ -176,7 +177,6 @@ char * strncat(char *dest, const char *src, size_t count)
}
}
}
-
return tmp;
}
EXPORT_SYMBOL(strncat);
@@ -216,15 +216,14 @@ EXPORT_SYMBOL(strlcat);
* @ct: Another string
*/
#undef strcmp
-int strcmp(const char * cs,const char * ct)
+int strcmp(const char *cs, const char *ct)
{
- register signed char __res;
+ signed char __res;
while (1) {
if ((__res = *cs - *ct++) != 0 || !*cs++)
break;
}
-
return __res;
}
EXPORT_SYMBOL(strcmp);
@@ -237,16 +236,15 @@ EXPORT_SYMBOL(strcmp);
* @ct: Another string
* @count: The maximum number of bytes to compare
*/
-int strncmp(const char * cs,const char * ct,size_t count)
+int strncmp(const char *cs, const char *ct, size_t count)
{
- register signed char __res = 0;
+ signed char __res = 0;
while (count) {
if ((__res = *cs - *ct++) != 0 || !*cs++)
break;
count--;
}
-
return __res;
}
EXPORT_SYMBOL(strncmp);
@@ -258,12 +256,12 @@ EXPORT_SYMBOL(strncmp);
* @s: The string to be searched
* @c: The character to search for
*/
-char * strchr(const char * s, int c)
+char *strchr(const char *s, int c)
{
- for(; *s != (char) c; ++s)
+ for (; *s != (char)c; ++s)
if (*s == '\0')
return NULL;
- return (char *) s;
+ return (char *)s;
}
EXPORT_SYMBOL(strchr);
#endif
@@ -274,7 +272,7 @@ EXPORT_SYMBOL(strchr);
* @s: The string to be searched
* @c: The character to search for
*/
-char * strrchr(const char * s, int c)
+char *strrchr(const char *s, int c)
{
const char *p = s + strlen(s);
do {
@@ -296,8 +294,8 @@ EXPORT_SYMBOL(strrchr);
char *strnchr(const char *s, size_t count, int c)
{
for (; count-- && *s != '\0'; ++s)
- if (*s == (char) c)
- return (char *) s;
+ if (*s == (char)c)
+ return (char *)s;
return NULL;
}
EXPORT_SYMBOL(strnchr);
@@ -308,7 +306,7 @@ EXPORT_SYMBOL(strnchr);
* strlen - Find the length of a string
* @s: The string to be sized
*/
-size_t strlen(const char * s)
+size_t strlen(const char *s)
{
const char *sc;
@@ -325,7 +323,7 @@ EXPORT_SYMBOL(strlen);
* @s: The string to be sized
* @count: The maximum number of bytes to search
*/
-size_t strnlen(const char * s, size_t count)
+size_t strnlen(const char *s, size_t count)
{
const char *sc;
@@ -358,7 +356,6 @@ size_t strspn(const char *s, const char *accept)
return count;
++count;
}
-
return count;
}
@@ -384,9 +381,8 @@ size_t strcspn(const char *s, const char *reject)
}
++count;
}
-
return count;
-}
+}
EXPORT_SYMBOL(strcspn);
#ifndef __HAVE_ARCH_STRPBRK
@@ -395,14 +391,14 @@ EXPORT_SYMBOL(strcspn);
* @cs: The string to be searched
* @ct: The characters to search for
*/
-char * strpbrk(const char * cs,const char * ct)
+char *strpbrk(const char *cs, const char *ct)
{
- const char *sc1,*sc2;
+ const char *sc1, *sc2;
- for( sc1 = cs; *sc1 != '\0'; ++sc1) {
- for( sc2 = ct; *sc2 != '\0'; ++sc2) {
+ for (sc1 = cs; *sc1 != '\0'; ++sc1) {
+ for (sc2 = ct; *sc2 != '\0'; ++sc2) {
if (*sc1 == *sc2)
- return (char *) sc1;
+ return (char *)sc1;
}
}
return NULL;
@@ -422,9 +418,10 @@ EXPORT_SYMBOL(strpbrk);
* of that name. In fact, it was stolen from glibc2 and de-fancy-fied.
* Same semantics, slimmer shape. ;)
*/
-char * strsep(char **s, const char *ct)
+char *strsep(char **s, const char *ct)
{
- char *sbegin = *s, *end;
+ char *sbegin = *s;
+ char *end;
if (sbegin == NULL)
return NULL;
@@ -433,10 +430,8 @@ char * strsep(char **s, const char *ct)
if (end)
*end++ = '\0';
*s = end;
-
return sbegin;
}
-
EXPORT_SYMBOL(strsep);
#endif
@@ -449,13 +444,12 @@ EXPORT_SYMBOL(strsep);
*
* Do not use memset() to access IO space, use memset_io() instead.
*/
-void * memset(void * s,int c,size_t count)
+void *memset(void *s, int c, size_t count)
{
- char *xs = (char *) s;
+ char *xs = s;
while (count--)
*xs++ = c;
-
return s;
}
EXPORT_SYMBOL(memset);
@@ -471,13 +465,13 @@ EXPORT_SYMBOL(memset);
* You should not use this function to access IO space, use memcpy_toio()
* or memcpy_fromio() instead.
*/
-void * memcpy(void * dest,const void *src,size_t count)
+void *memcpy(void *dest, const void *src, size_t count)
{
- char *tmp = (char *) dest, *s = (char *) src;
+ char *tmp = dest;
+ char *s = src;
while (count--)
*tmp++ = *s++;
-
return dest;
}
EXPORT_SYMBOL(memcpy);
@@ -492,23 +486,24 @@ EXPORT_SYMBOL(memcpy);
*
* Unlike memcpy(), memmove() copes with overlapping areas.
*/
-void * memmove(void * dest,const void *src,size_t count)
+void *memmove(void *dest, const void *src, size_t count)
{
- char *tmp, *s;
+ char *tmp;
+ const char *s;
if (dest <= src) {
- tmp = (char *) dest;
- s = (char *) src;
+ tmp = dest;
+ s = src;
while (count--)
*tmp++ = *s++;
- }
- else {
- tmp = (char *) dest + count;
- s = (char *) src + count;
+ } else {
+ tmp = dest;
+ tmp += count;
+ s = src;
+ s += count;
while (count--)
*--tmp = *--s;
- }
-
+ }
return dest;
}
EXPORT_SYMBOL(memmove);
@@ -522,12 +517,12 @@ EXPORT_SYMBOL(memmove);
* @count: The size of the area.
*/
#undef memcmp
-int memcmp(const void * cs,const void * ct,size_t count)
+int memcmp(const void *cs, const void *ct, size_t count)
{
const unsigned char *su1, *su2;
int res = 0;
- for( su1 = cs, su2 = ct; 0 < count; ++su1, ++su2, count--)
+ for (su1 = cs, su2 = ct; 0 < count; ++su1, ++su2, count--)
if ((res = *su1 - *su2) != 0)
break;
return res;
@@ -545,17 +540,17 @@ EXPORT_SYMBOL(memcmp);
* returns the address of the first occurrence of @c, or 1 byte past
* the area if @c is not found
*/
-void * memscan(void * addr, int c, size_t size)
+void *memscan(void *addr, int c, size_t size)
{
- unsigned char * p = (unsigned char *) addr;
+ unsigned char *p = addr;
while (size) {
if (*p == c)
- return (void *) p;
+ return (void *)p;
p++;
size--;
}
- return (void *) p;
+ return (void *)p;
}
EXPORT_SYMBOL(memscan);
#endif
@@ -566,18 +561,18 @@ EXPORT_SYMBOL(memscan);
* @s1: The string to be searched
* @s2: The string to search for
*/
-char * strstr(const char * s1,const char * s2)
+char *strstr(const char *s1, const char *s2)
{
int l1, l2;
l2 = strlen(s2);
if (!l2)
- return (char *) s1;
+ return (char *)s1;
l1 = strlen(s1);
while (l1 >= l2) {
l1--;
- if (!memcmp(s1,s2,l2))
- return (char *) s1;
+ if (!memcmp(s1, s2, l2))
+ return (char *)s1;
s1++;
}
return NULL;
@@ -600,7 +595,7 @@ void *memchr(const void *s, int c, size_t n)
const unsigned char *p = s;
while (n-- != 0) {
if ((unsigned char)c == *p++) {
- return (void *)(p-1);
+ return (void *)(p - 1);
}
}
return NULL;
diff --git a/lib/textsearch.c b/lib/textsearch.c
index 1e934c196f0f..6f3093efbd7b 100644
--- a/lib/textsearch.c
+++ b/lib/textsearch.c
@@ -254,7 +254,7 @@ unsigned int textsearch_find_continuous(struct ts_config *conf,
* parameters or a ERR_PTR().
*/
struct ts_config *textsearch_prepare(const char *algo, const void *pattern,
- unsigned int len, int gfp_mask, int flags)
+ unsigned int len, gfp_t gfp_mask, int flags)
{
int err = -ENOENT;
struct ts_config *conf;
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index e4e9031dd9c3..b07db5ca3f66 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -23,6 +23,7 @@
#include <linux/ctype.h>
#include <linux/kernel.h>
+#include <asm/page.h> /* for PAGE_SIZE */
#include <asm/div64.h>
/**

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