From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Mosberger Date: Tue, 09 Dec 2003 03:22:04 +0000 Subject: Re: q-tools OOPS: Fixed perfmon. Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org >>>>> On Mon, 8 Dec 2003 17:57:04 -0800, Stephane Eranian said: Stephane> Peter, Yes, clearly you do not want to preempt in the Stephane> perfmon interrupt handler. I think we need to also make Stephane> sure we do not preempt during the perfmonctl() system Stephane> call, at least until we verify that there is no Stephane> assumptions in there. Similarly in all the VFS entry Stephane> points, such as pfm_close(). I will try and see what I can Stephane> do before the end of the week. Stephane> Thanks for your patch. I did put in Peter's fix in my tree, since it fixes a known crash and is obviously correct. --david