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authorIlya Dryomov <idryomov@gmail.com>2015-05-19 12:03:33 +0300
committerIlya Dryomov <idryomov@gmail.com>2015-06-25 11:49:29 +0300
commit216639dd5091de4f4d7ad19b0b8dde11fad18286 (patch)
tree1f62dde05052f03bbaf1021cfaaa30e99e2d7087 /net/ceph
parenta319bf56a617354e62cf5f774d2ca4e1a8a3bff3 (diff)
libceph: a couple tweaks for wait loops
- return -ETIMEDOUT instead of -EIO in case of timeout - wait_event_interruptible_timeout() returns time left until timeout and since it can be almost LONG_MAX we had better assign it to long Signed-off-by: Ilya Dryomov <idryomov@gmail.com> Reviewed-by: Alex Elder <elder@linaro.org>
Diffstat (limited to 'net/ceph')
-rw-r--r--net/ceph/ceph_common.c7
-rw-r--r--net/ceph/mon_client.c2
2 files changed, 4 insertions, 5 deletions
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index a80e91c2c9a3..925d0c890b80 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -647,8 +647,8 @@ static int have_mon_and_osd_map(struct ceph_client *client)
*/
int __ceph_open_session(struct ceph_client *client, unsigned long started)
{
- int err;
unsigned long timeout = client->options->mount_timeout;
+ long err;
/* open session, and wait for mon and osd maps */
err = ceph_monc_open_session(&client->monc);
@@ -656,16 +656,15 @@ int __ceph_open_session(struct ceph_client *client, unsigned long started)
return err;
while (!have_mon_and_osd_map(client)) {
- err = -EIO;
if (timeout && time_after_eq(jiffies, started + timeout))
- return err;
+ return -ETIMEDOUT;
/* wait */
dout("mount waiting for mon_map\n");
err = wait_event_interruptible_timeout(client->auth_wq,
have_mon_and_osd_map(client) || (client->auth_err < 0),
ceph_timeout_jiffies(timeout));
- if (err == -EINTR || err == -ERESTARTSYS)
+ if (err < 0)
return err;
if (client->auth_err < 0)
return client->auth_err;
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 0da3bdc116f7..9d6ff1215928 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -308,7 +308,7 @@ int ceph_monc_wait_osdmap(struct ceph_mon_client *monc, u32 epoch,
unsigned long timeout)
{
unsigned long started = jiffies;
- int ret;
+ long ret;
mutex_lock(&monc->mutex);
while (monc->have_osdmap < epoch) {

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