Date: Wed, 18 Apr 2007 22:22:27 +0200 From: "Gelsema, P (Patrick)" <gelsemap@superhero.nl> To: freebsd-current@freebsd.org Subject: Re: Difference between 6.2 and 7.0 Adaptec 39320D - 7.0 performing less Message-ID: <200704182222.32069.gelsemap@superhero.nl> In-Reply-To: <4624F4C3.30006@samsco.org> References: <200704162247.29909.gelsemap@superhero.nl> <16295.195.50.100.20.1176825375.squirrel@www.superhero.nl> <4624F4C3.30006@samsco.org>
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[-- Attachment #1 --] On Tuesday 17 April 2007 18:24, Scott Long wrote: > Gelsema, P (Patrick) - FreeBSD wrote: > > On Tue, April 17, 2007 16:45, Scott Long wrote: > >> Gelsema, P (Patrick) - FreeBSD wrote: > > > > <SNAP></SNAP> > > > >> The 39320D is a finicky card. I don't recall putting in the code that > >> would downshift the speed like this, but it wouldn't surprise me if it > >> is a side effect of the system going slower. Anyways, it sounds like > >> you're a good candidate/victim for the MPSAFE locking changes that I > >> just made to the SCSI layer and the ahc/ahd drivers. Would you mind > >> testing it out (just update to the latest 7-CURRENT sources) and let me > >> know how it works for you? > > <SNAP></SNAP> > > Is building world/kernel sufficient as test or do you want me to do more > > tests? > > Any amount of testing that you can do is appreciated. Even verifying > that it boots is helpful =-) Cvsupped this evening at about 6.15 UTC time (20:15 CET zone) FreeBSD hulk.superhero.nl 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Wed Apr 18 21:56:58 CEST 2007 root@hulk.superhero.nl:/usr/obj/usr/src/sys/GENERIC amd64 After buildworld and the whole lot the computer boots fine, however the disk is still detected as only 160.00MB/s. I do get the following crash. It seems to be related to pressing scroll lock on the console and hitting the page up/down buttons. When I just log on locally or remotely it seems to be ok. When I hit the scroll lock key before or after logging on I get the below crash. Apr 18 22:08:22 hulk kernel: lock order reversal: (Giant after non-sleepable) Apr 18 22:08:22 hulk kernel: 1st 0xffffff007b413358 ahd_lock (ahd_lock) @ /usr/src/sys/cam/cam_periph.c:559 Apr 18 22:08:22 hulk kernel: 2nd 0xffffffff80977f20 Giant (Giant) @ /usr/src/sys/vm/vm_contig.c:590 Apr 18 22:08:22 hulk kernel: KDB: stack backtrace: Apr 18 22:08:22 hulk kernel: db_trace_self_wrapper() at db_trace_self_wrapper+0x3a Apr 18 22:08:22 hulk kernel: witness_checkorder() at witness_checkorder+0x4f9 Apr 18 22:08:22 hulk kernel: _mtx_lock_flags() at _mtx_lock_flags+0x75 Apr 18 22:08:22 hulk kernel: contigmalloc() at contigmalloc+0x63 Apr 18 22:08:22 hulk kernel: bus_dmamem_alloc() at bus_dmamem_alloc+0x8d Apr 18 22:08:22 hulk kernel: ahd_alloc_scbs() at ahd_alloc_scbs+0x32a Apr 18 22:08:22 hulk kernel: ahd_get_scb() at ahd_get_scb+0x69 Apr 18 22:08:22 hulk kernel: ahd_action() at ahd_action+0x47c Apr 18 22:08:22 hulk kernel: xpt_run_dev_sendq() at xpt_run_dev_sendq+0x1ae Apr 18 22:08:22 hulk kernel: xpt_action() at xpt_action+0x4d3 Apr 18 22:08:22 hulk kernel: dastart() at dastart+0x211 Apr 18 22:08:22 hulk kernel: xpt_run_dev_allocq() at xpt_run_dev_allocq+0xf4 Apr 18 22:08:22 hulk kernel: dastrategy() at dastrategy+0x78 Apr 18 22:08:22 hulk kernel: g_disk_start() at g_disk_start+0xe6 Apr 18 22:08:22 hulk kernel: g_io_schedule_down() at g_io_schedule_down+0x189 Apr 18 22:08:22 hulk kernel: g_down_procbody() at g_down_procbody+0x7a Apr 18 22:08:22 hulk kernel: fork_exit() at fork_exit+0xaa Apr 18 22:08:22 hulk kernel: fork_trampoline() at fork_trampoline+0xe Apr 18 22:08:22 hulk kernel: --- trap 0, rip = 0, rsp = 0xffffffffac102d30, rbp = 0 --- Is this information sufficient? If not please let me know what more is required. Rgds, Patrick [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQBGJn4IKz+4Gcg+TBERAgybAJ958f12X5q/8lKx+70gtb3n9FVNdQCeITOn zRVgoNuMfrAP0Ph+NmZAk3U= =103C -----END PGP SIGNATURE-----help
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