Re: Please help me to review the patch about supporting SATA PM in LIBSAS

2014-04-17 Thread James Bottomley
On Thu, 2014-04-17 at 11:07 +0800, xiangliang yu wrote: hi, The patch is support SATA PM device and can find all devices that is attached to PM. By PM you mean Port Multipilier not Power Management ... we can be easily confused by the acronym, so I'd spell it out. It also looks like the

Re: [PATCH 5/7] blk-mq: initialize request on allocation

2014-04-17 Thread Ming Lei
On Mon, Apr 14, 2014 at 4:30 PM, Christoph Hellwig h...@lst.de wrote: If we want to share tag and request allocation between queues we cannot initialize the request at init/free time, but need to initialize it at allocation time as it might get used for different queues over its lifetime.

Re: [PATCH 5/7] blk-mq: initialize request on allocation

2014-04-17 Thread Christoph Hellwig
On Thu, Apr 17, 2014 at 10:54:23PM +0800, Ming Lei wrote: On Mon, Apr 14, 2014 at 4:30 PM, Christoph Hellwig h...@lst.de wrote: If we want to share tag and request allocation between queues we cannot initialize the request at init/free time, but need to initialize it at allocation time as

Re: [PATCH 5/7] blk-mq: initialize request on allocation

2014-04-17 Thread Ming Lei
On Thu, Apr 17, 2014 at 10:57 PM, Christoph Hellwig h...@lst.de wrote: On Thu, Apr 17, 2014 at 10:54:23PM +0800, Ming Lei wrote: On Mon, Apr 14, 2014 at 4:30 PM, Christoph Hellwig h...@lst.de wrote: If we want to share tag and request allocation between queues we cannot initialize the

Re: Please help me to review the patch about supporting SATA PM in LIBSAS

2014-04-17 Thread Dan Williams
On Wed, Apr 16, 2014 at 8:07 PM, xiangliang yu yxlr...@gmail.com wrote: hi, The patch is support SATA PM device and can find all devices that is attached to PM. Until now, i have tested the identified, hot-plug and IO function and result is ok except one mvsas timeout issue. i'll continue

Re: [PATCH] sd: medium access timeout counter fails to reset

2014-04-17 Thread Martin K. Petersen
Ewan == Ewan Milne emi...@redhat.com writes: Ewan Is there some reason why this patch was never accepted? David Ewan posted it a couple of times last year and Martin ack'ed it, but I Ewan don't see it in your tree, and I don't see any other comments on Ewan it. I still don't have any

Re: LSI SAS - SSDs with DRAT and DZAT

2014-04-17 Thread Martin K. Petersen
Bernd == Bernd Schubert bernd.schub...@itwm.fraunhofer.de writes: Bernd Any other suggestions for ~240GB SSDs supporting DRAT and DZAT or Bernd trim-on-lsi-sas in general? intel drives (other than the 510 which was a one-off) are generally very well-behaved. -- Martin K. Petersen Oracle

[Bug 74341] New: WARNING: CPU: 4 PID: 3686 at fs/sysfs/group.c:216 sysfs_remove_group

2014-04-17 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=74341 Bug ID: 74341 Summary: WARNING: CPU: 4 PID: 3686 at fs/sysfs/group.c:216 sysfs_remove_group Product: IO/Storage Version: 2.5 Kernel Version: 3.14.1 Hardware: All