Re: [PATCH] PPC64: lockfix for rtas error log

[linas@austin.ibm.com]

On Wed, Jun 30, 2004 at 11:17:08AM +1000, David Gibson wrote:
> On Tue, Jun 29, 2004 at 05:50:07PM -0500, linas@austin.ibm.com wrote:
> > 
> > Paul,
> > 
> > Could you please apply the following path to the ameslab tree, and/or
> > forward it to the main 2.6 kernel maintainers.
> > 
> > This patch moves the location of a lock in order to protect
> > the contents of a buffer until it has been copied to its final
> > destination. Prior to this, a race existed whereby the buffer
> > could be filled even while it was being emptied.
> > 
> > Signed-off-by: Linas Vepstas <linas@linas.org>
> 
> Hmm... I note that log_error() does nothing but call ppc_md.log_error,
> and I can't see anywhere that that is set to be non-NULL...

grep log_error *.c
chrp_setup.c:   ppc_md.log_error = pSeries_log_error;

--linas