From: NeilBrown <neilb@suse.de>
To: majianpeng <majianpeng@gmail.com>
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: md:When opened /proc/mdstat, increase the refcount of
Date: Sun, 26 Feb 2012 19:36:06 +1100 [thread overview]
Message-ID: <20120226193606.567a04d6@notabene.brown> (raw)
In-Reply-To: <201202261339544531130@gmail.com>
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On Sun, 26 Feb 2012 13:39:57 +0800 "majianpeng" <majianpeng@gmail.com> wrote:
> Yes,I know this.But I can't to fix procfs,so using this patch.
>
I wonder if this will fix it.
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 7737c54..fc89842 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -449,7 +449,8 @@ struct inode *proc_get_inode(struct super_block *sb, struct proc_dir_entry *de)
if (de->proc_iops)
inode->i_op = de->proc_iops;
if (de->proc_fops) {
- if (S_ISREG(inode->i_mode)) {
+ if (S_ISREG(inode->i_mode) &&
+ !de->proc_fops->owner) {
#ifdef CONFIG_COMPAT
if (!de->proc_fops->compat_ioctl)
inode->i_fop =
however I don't really understand the point of proc_ref_file_ops, so maybe
I'm missing something.
NeilBrown
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next prev parent reply other threads:[~2012-02-26 8:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-26 4:55 md:When opened /proc/mdstat, increase the refcount of majianpeng
2012-02-26 5:26 ` NeilBrown
2012-02-26 5:39 ` majianpeng
2012-02-26 8:36 ` NeilBrown [this message]
2012-02-26 8:33 ` majianpeng
2012-02-26 11:01 ` NeilBrown
2012-02-27 1:21 ` majianpeng
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