Re: [ANNOUNCE] Linux-2.4.32-hf32.5

[Willy Tarreau]

On Sat, May 27, 2006 at 05:29:58AM +1000, Grant Coady wrote:
> On Fri, 26 May 2006 15:27:58 -0300, Marcelo Tosatti <marcelo@xxxxxxxxx> wrote:
> 
> >may_delete() should be called before attempting to grab victim's
> >i_zombie. Grant, can you please try the following?
> 
> Yep, applied against linux-2.4.32-hf32.5, boots on sempro (the box I 
> gave the oops info for).  

Fine, that's good news !

> Guess I'll see .33-pre4 and a -hf32.7 soon?

Well, at least not hf32.7 since this fix was initially "minor". I'll
wait for a few more important ones to release another hotfix.

> Cheers,
> Grant.

Thanks for all your tests, Grant
Willy

> >
> >diff --git a/fs/namei.c b/fs/namei.c
> >index 48bd26c..42cce98 100644
> >--- a/fs/namei.c
> >+++ b/fs/namei.c
> >@@ -1479,19 +1479,20 @@ int vfs_unlink(struct inode *dir, struct
> > {
> > 	int error;
> > 
> >-	double_down(&dir->i_zombie, &dentry->d_inode->i_zombie);
> > 	error = may_delete(dir, dentry, 0);
> >-	if (!error) {
> >-		error = -EPERM;
> >-		if (dir->i_op && dir->i_op->unlink) {
> >-			DQUOT_INIT(dir);
> >-			if (d_mountpoint(dentry))
> >-				error = -EBUSY;
> >-			else {
> >-				lock_kernel();
> >-				error = dir->i_op->unlink(dir, dentry);
> >-				unlock_kernel();
> >-			}
> >+	if (error)
> >+		return error;
> >+
> >+	double_down(&dir->i_zombie, &dentry->d_inode->i_zombie);
> >+	error = -EPERM;
> >+	if (dir->i_op && dir->i_op->unlink) {
> >+		DQUOT_INIT(dir);
> >+		if (d_mountpoint(dentry))
> >+			error = -EBUSY;
> >+		else {
> >+			lock_kernel();
> >+			error = dir->i_op->unlink(dir, dentry);
> >+			unlock_kernel();
> > 		}
> > 	}
> > 	double_up(&dir->i_zombie, &dentry->d_inode->i_zombie);
-
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