From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [PATCH 0/3] iommu/amd: IOMMU Error Reporting/Handling/Filtering Date: Fri, 21 Jun 2013 19:36:25 +0200 Message-ID: <20130621173625.GH22006@pd.tnic> References: <1369250155-12226-1-git-send-email-suravee.suthikulpanit@amd.com> <20130621151459.GK11309@8bytes.org> <20130621155933.GA24385@pd.tnic> <20130621162455.GN11309@8bytes.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20130621162455.GN11309-zLv9SwRftAIdnm+yROfE0A@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Joerg Roedel Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: iommu@lists.linux-foundation.org On Fri, Jun 21, 2013 at 06:24:55PM +0200, Joerg Roedel wrote: > I would rather not create another user-space interface for this which > we then have to keep forever because someone started using it. What > we need is a well defined mechanism to report these kernel metrics to > userspace which can then do with it whatever it wants. I think EDAC > can provide that interface. What exactly do you think it should provide? A fast way to carry error info to userspace (tracepoint) or some sort of error collection and evaluation (need to do it yourself anyway - there's no such thing in EDAC). IOW, what specific functionality in EDAC are you actually thinking of? -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --