Re: kernel BUG at fs/inode.c:1116 with2.6.10-rc{2-mm4,3-mm1}[repost]

[Andrew Morton]

Vladimir Saveliev <vs@xxxxxxxxxxx> wrote:
>
> Hello
> 
> On Fri, 2004-12-24 at 18:31, tabris wrote:
> > On Friday 24 December 2004 3:09 am, Andrew Morton wrote:
> > > tabris <tabris@xxxxxxxxxx> wrote:
> > > > 	Attached are the BUG reports for 2.6.10-rc2-mm4 (multiple BUG
> > > > reports) and one from 2.6.10-rc3-mm1, plus dmesg from
> > > > 2.6.10-rc3-mm1.
> > >
> > > Are you using quotas?
> > 	Yes, I am using quotas.
> > >

I'd be suspecting a quota bug, purely based on the small number of people
reporting a problem and on the size of the quota changes..

> > > What filesystem types are in use?
> > 	I'm using reiserFS and XFS mostly, with one ext2 partition (/boot, 
> > mounted -o sync)
> 
> Would you please try to reproduce this problem with:
> http://marc.theaimsgroup.com/?l=reiserfs&m=110381606727976&q=p3

Reproduced below.  If this doesn't help I'll roll you a kernel without the
quota changes, thanks.


--- 25/fs/reiserfs/super.c~reiserfs-bug-fix-do-not-clear-ms_active-mount-flag	Thu Dec 23 15:08:12 2004
+++ 25-akpm/fs/reiserfs/super.c	Thu Dec 23 15:08:12 2004
@@ -158,6 +158,7 @@ static int finish_unfinished (struct sup
     int truncate;
 #ifdef CONFIG_QUOTA
     int i;
+    int ms_active_set;
 #endif
  
  
@@ -168,7 +169,12 @@ static int finish_unfinished (struct sup
 
 #ifdef CONFIG_QUOTA
     /* Needed for iput() to work correctly and not trash data */
-    s->s_flags |= MS_ACTIVE;
+    if (s->s_flags & MS_ACTIVE) {
+	    ms_active_set = 0;
+    } else {
+	    ms_active_set = 1;
+	    s->s_flags |= MS_ACTIVE;
+    }
     /* Turn on quotas so that they are updated correctly */
     for (i = 0; i < MAXQUOTAS; i++) {
 	if (REISERFS_SB(s)->s_qf_names[i]) {
@@ -276,8 +282,9 @@ static int finish_unfinished (struct sup
             if (sb_dqopt(s)->files[i])
                     vfs_quota_off_mount(s, i);
     }
-    /* Restore the flag back */
-    s->s_flags &= ~MS_ACTIVE;
+    if (ms_active_set)
+	    /* Restore the flag back */
+	    s->s_flags &= ~MS_ACTIVE;
 #endif
     pathrelse (&path);
     if (done)
_

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