From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Date: Wed, 05 Dec 2001 21:15:50 +0000 Subject: [Linux-ia64] Re: alpha bug in signal handling 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 > >I think David (Mosberger, not Miller :) is right here, and in fact >this is also wrong on PPC at the moment. However, the worst case is >that the reschedule or signal delivery will get delayed until the next >interrupt on that cpu (max 1/HZ seconds). Since it is a pretty narrow >window for the race I think it would be hard to observe the effect of >the bug. Yup, I found that some time ago. I though I even fixed it while hacking on the return from exception path. The fix has probably been lost along with some of that experimental stuff I was doing at that time though, I remember you saying the problem wasn't that big. Ben.