diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-01-08 11:29:45 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-01-08 11:29:45 +0000 |
| commit | 07afa01813d547570a762034f0dce7fd8baa8b3d (patch) | |
| tree | 5b0a34f64e0f0e824ea153adeb6c98b98dd852ac /fs/proc/generic.c | |
| parent | 01a61f490cab732542753db69e17e5db657d185a (diff) | |
| parent | 3b4bc7bccc7857274705b05cf81a0c72cfd0b0dd (diff) | |
Merge remote-tracking branch 'asoc/fix/pxa' into asoc-pxa
Diffstat (limited to 'fs/proc/generic.c')
| -rw-r--r-- | fs/proc/generic.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/proc/generic.c b/fs/proc/generic.c index e064f562b1f7..76ddae83daa5 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -352,18 +352,18 @@ retry: if (!ida_pre_get(&proc_inum_ida, GFP_KERNEL)) return -ENOMEM; - spin_lock_bh(&proc_inum_lock); + spin_lock_irq(&proc_inum_lock); error = ida_get_new(&proc_inum_ida, &i); - spin_unlock_bh(&proc_inum_lock); + spin_unlock_irq(&proc_inum_lock); if (error == -EAGAIN) goto retry; else if (error) return error; if (i > UINT_MAX - PROC_DYNAMIC_FIRST) { - spin_lock_bh(&proc_inum_lock); + spin_lock_irq(&proc_inum_lock); ida_remove(&proc_inum_ida, i); - spin_unlock_bh(&proc_inum_lock); + spin_unlock_irq(&proc_inum_lock); return -ENOSPC; } *inum = PROC_DYNAMIC_FIRST + i; @@ -372,9 +372,10 @@ retry: void proc_free_inum(unsigned int inum) { - spin_lock_bh(&proc_inum_lock); + unsigned long flags; + spin_lock_irqsave(&proc_inum_lock, flags); ida_remove(&proc_inum_ida, inum - PROC_DYNAMIC_FIRST); - spin_unlock_bh(&proc_inum_lock); + spin_unlock_irqrestore(&proc_inum_lock, flags); } static void *proc_follow_link(struct dentry *dentry, struct nameidata *nd) |