Re: Oops in 2.4.0-ac2

[Chris Mason <mason@suse.com>]

On Sunday, January 07, 2001 03:48:41 AM +0100 Daniel Phillips
<phillips@innominate.de> wrote:

> A null buffer was passed by kupdate_one_transaction (looks like a
> Reiserfs function) to __refile_buffer.  Chris?
> 

Known bug, there should be another reiserfs release soon that includes the
fix.  The problem is that another transaction can set cn->bh to null while it
is being waited on.  The fix is to let someone else refile it later.

-chris

--- linux/fs/reiserfs/journal.c.1	Fri Jan  5 15:37:12 2001
+++ linux/fs/reiserfs/journal.c	Fri Jan  5 15:37:15 2001
@@ -1146,7 +1146,6 @@
             clear_bit(BLOCK_NEEDS_FLUSH, &cn->state) ;
             if (!pjl && cn->bh) {
                 wait_on_buffer(cn->bh) ;
-		refile_buffer(cn->bh) ;
             }
             /* check again, someone could have logged while we scheduled */
             pjl = find_newer_jl_for_cn(cn) ;



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