Commit cee23c79 authored by Denis Cheng's avatar Denis Cheng Committed by Steven Whitehouse

[GFS2] use an temp variable to reduce a spin_unlock

this is more clear.
Signed-off-by: default avatarDenis Cheng <crquan@gmail.com>
Signed-off-by: default avatarDavid Teigland <teigland@redhat.com>
Signed-off-by: default avatarSteven Whitehouse <swhiteho@redhat.com>
parent 6760bdcd
......@@ -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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