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authorAl Viro <viro@zeniv.linux.org.uk>2010-02-05 00:40:25 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2010-03-03 14:07:59 -0500
commit9f5596af44514f99e3a654a4f7cb813354b9e516 (patch)
tree6a579bf387683b910bd32e8aa7edef9956e58dd1 /fs/proc/base.c
parente21e7095a78867364d7aa9223d833ccb966f93f3 (diff)
take check for new events in namespace (guts of mounts_poll()) to namespace.c
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/proc/base.c')
-rw-r--r--fs/proc/base.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 58324c29916..746895ddfda 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -647,17 +647,11 @@ static int mounts_release(struct inode *inode, struct file *file)
static unsigned mounts_poll(struct file *file, poll_table *wait)
{
struct proc_mounts *p = file->private_data;
- struct mnt_namespace *ns = p->ns;
unsigned res = POLLIN | POLLRDNORM;
- poll_wait(file, &ns->poll, wait);
-
- spin_lock(&vfsmount_lock);
- if (p->event != ns->event) {
- p->event = ns->event;
+ poll_wait(file, &p->ns->poll, wait);
+ if (mnt_had_events(p))
res |= POLLERR | POLLPRI;
- }
- spin_unlock(&vfsmount_lock);
return res;
}