From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Subject: Re: Sym2 scsi hang on boot on sparc64 Date: Tue, 19 Aug 2014 09:47:35 -0500 Message-ID: <1408459655.3491.1.camel@jarvis> References: <1408451668.2645.2.camel@jarvis> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: sparclinux-owner@vger.kernel.org To: Meelis Roos Cc: linux-scsi@vger.kernel.org, sparclinux@vger.kernel.org, Matthew Wilcox List-Id: linux-scsi@vger.kernel.org On Tue, 2014-08-19 at 17:37 +0300, Meelis Roos wrote: > > On Tue, 2014-08-19 at 14:25 +0300, Meelis Roos wrote: > > > 3.16 scsi worked fine, 3.17-rc1 misbehaves on 3 of my sparc64 test > > > machines. E220R and E420R are with onboard 5c3875, V210 is with onboarc > > > 53c1010 and all behave the same. Any ideas whre to dig deeper? bisection > > > might be nontrivial, because of sparc64 changes that are OK on 3.17-rc1 > > > again - but is possible if nothing else helps. > > > > We've got a parisc with an 875 as a root SCSI bus ... I haven't got > > around to building for it yet, but I might find time to try today. > > Same on parisc: > > sym0: <1010-66> rev 0x1 at pci 0000:20:01.0 irq 22 > sym0: PA-RISC Firmware, ID 7, Fast-80, LVD, parity checking > sym0: SCSI BUS has been reset. > scsi host0: sym-2.2.3 > random: nonblocking pool is initialized > > and hangs here. So hopefully it is reproducible for you. And also independent of the sparc changes. The only other change in the window you quote is 64 bit luns. James From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Date: Tue, 19 Aug 2014 14:47:35 +0000 Subject: Re: Sym2 scsi hang on boot on sparc64 Message-Id: <1408459655.3491.1.camel@jarvis> List-Id: References: <1408451668.2645.2.camel@jarvis> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Meelis Roos Cc: linux-scsi@vger.kernel.org, sparclinux@vger.kernel.org, Matthew Wilcox On Tue, 2014-08-19 at 17:37 +0300, Meelis Roos wrote: > > On Tue, 2014-08-19 at 14:25 +0300, Meelis Roos wrote: > > > 3.16 scsi worked fine, 3.17-rc1 misbehaves on 3 of my sparc64 test > > > machines. E220R and E420R are with onboard 5c3875, V210 is with onboarc > > > 53c1010 and all behave the same. Any ideas whre to dig deeper? bisection > > > might be nontrivial, because of sparc64 changes that are OK on 3.17-rc1 > > > again - but is possible if nothing else helps. > > > > We've got a parisc with an 875 as a root SCSI bus ... I haven't got > > around to building for it yet, but I might find time to try today. > > Same on parisc: > > sym0: <1010-66> rev 0x1 at pci 0000:20:01.0 irq 22 > sym0: PA-RISC Firmware, ID 7, Fast-80, LVD, parity checking > sym0: SCSI BUS has been reset. > scsi host0: sym-2.2.3 > random: nonblocking pool is initialized > > and hangs here. So hopefully it is reproducible for you. And also independent of the sparc changes. The only other change in the window you quote is 64 bit luns. James