On Sun, Oct 14, 2001 at 06:54:12PM -0400, Chris Mason wrote:
> 
> 
> On Monday, October 15, 2001 12:35:01 AM +0200 Erik Tews <[EMAIL PROTECTED]>
> wrote:
> 
> > Hi
> > 
> > I saw that there is a reiserfs-fix in 2.4.12-ac2. What kind of bug is
> > that? I did not notice anybody here talking about a buffer-problem.
> > 
> 
> This is a bug that Vladimir found.  In the pure linus kernel, this code
> works (non reiserfs specific).
> 
> lock_buffer(bh) ;
> bh->b_end_io = end_buffer_io_async ;
> submit_bh(bh) ;
> 
> In alan's kernel, end_buffer_io_async does a put_bh on the buffer head,
> leading to errors about brelsing buffers already free, and general
> corruption if you don't get_bh(bh) before calling submit_bh.  Linus kernels
> used to work this way too, but the change hasn't been merged into -ac yet.
> 
> Anyway, somewhere during 2.4.10-ac we merged a change that used the linus
> style async end io handlers, there were a few reports over the last few
> weeks.

Do you know if this bug is present in 2.4.10-ac10 too? I was just going
to install this kernel in my school, because quota-patches are
available, and this kernel has a relatively new lvm-version.

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