Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cee23c79d08c57bbbb9923703409af3b17518c58
Commit: cee23c79d08c57bbbb9923703409af3b17518c58
Parent: 6760bdcd03a12d7d082794311ccbaf44bfc23b06
Author: Denis Cheng <[EMAIL PROTECTED]>
AuthorDate: Wed Jul 25 17:53:58 2007 +0800
Committer: Steven Whitehouse <[EMAIL PROTECTED]>
CommitDate: Wed Oct 10 08:54:58 2007 +0100
[GFS2] use an temp variable to reduce a spin_unlock
this is more clear.
Signed-off-by: Denis Cheng <[EMAIL PROTECTED]>
Signed-off-by: David Teigland <[EMAIL PROTECTED]>
Signed-off-by: Steven Whitehouse <[EMAIL PROTECTED]>
---
fs/gfs2/locking/dlm/plock.c | 11 ++++++-----
1 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/fs/gfs2/locking/dlm/plock.c b/fs/gfs2/locking/dlm/plock.c
index fba1f1d..1f7b038 100644
--- a/fs/gfs2/locking/dlm/plock.c
+++ b/fs/gfs2/locking/dlm/plock.c
@@ -346,15 +346,16 @@ static ssize_t dev_write(struct file *file, const char
__user *u, size_t count,
static unsigned int dev_poll(struct file *file, poll_table *wait)
{
+ unsigned int mask = 0;
+
poll_wait(file, &send_wq, wait);
spin_lock(&ops_lock);
- if (!list_empty(&send_list)) {
- spin_unlock(&ops_lock);
- return POLLIN | POLLRDNORM;
- }
+ if (!list_empty(&send_list))
+ mask = POLLIN | POLLRDNORM;
spin_unlock(&ops_lock);
- return 0;
+
+ return mask;
}
static const struct file_operations dev_fops = {
-
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