GFS2: Fix mount hang caused by certain access pattern to sysfs files

Depending upon the order of userspace/kernel during the
mount process, this can result in a hang without the
_all version of the completion.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse 2011-07-26 09:15:45 +01:00
parent e08dc1325f
commit 1923703991

View file

@ -1018,13 +1018,13 @@ hostdata_error:
fsname++;
if (lm->lm_mount == NULL) {
fs_info(sdp, "Now mounting FS...\n");
complete(&sdp->sd_locking_init);
complete_all(&sdp->sd_locking_init);
return 0;
}
ret = lm->lm_mount(sdp, fsname);
if (ret == 0)
fs_info(sdp, "Joined cluster. Now mounting FS...\n");
complete(&sdp->sd_locking_init);
complete_all(&sdp->sd_locking_init);
return ret;
}