Re: QUEUE_FLAG_NO_SG_MERGE and non-block-mq

2015-11-27 Thread Jens Axboe
On 11/27/2015 07:29 AM, Hannes Reinecke wrote: On 11/26/2015 10:21 AM, Ming Lei wrote: On Thu, Nov 26, 2015 at 4:13 PM, Hannes Reinecke wrote: Hi all, while investigating the crash in scsi_lib.c I found a rather curious behaviour for QUEUE_FLAG_NO_SG_MERGE. While the flag is

Re: 'Device not ready' issue on mpt2sas since 3.1.10

2015-11-27 Thread Felix Matouschek
Hello, I've encountered a similiar error like Matthias Prager did in his first mail in this thread in 2012. I use Debian 8 Kernel 3.16 and also own a LSI 2008 card flashed to IT mode (firmware P20) and have problems with disks that were spun down. Writing to them when they are spun down

Re: QUEUE_FLAG_NO_SG_MERGE and non-block-mq

2015-11-27 Thread Hannes Reinecke
On 11/26/2015 10:21 AM, Ming Lei wrote: > On Thu, Nov 26, 2015 at 4:13 PM, Hannes Reinecke wrote: >> Hi all, >> >> while investigating the crash in scsi_lib.c I found a rather curious >> behaviour for QUEUE_FLAG_NO_SG_MERGE. >> >> While the flag is evaluated in

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Re: [PATCH 1/3] arcmsr: modify codes for more readable

2015-11-27 Thread Tomas Henzl
On 26.11.2015 12:33, Ching Huang wrote: > From: Ching Huang > > modify codes for more readable > > Signed-of-by: Ching Huang Reviewed-by: Tomas Henzl Tomas -- To unsubscribe from this list: send the line "unsubscribe

Re: [PATCH 3/3] arcmsr: change driver version to v1.30.00.22-20151126

2015-11-27 Thread Tomas Henzl
On 26.11.2015 12:44, Ching Huang wrote: > From: Ching Huang > > change driver version to v1.30.00.22-20151126 > > Signed-of-by: Ching Huang Reviewed-by: Tomas Henzl Tomas -- To unsubscribe from this list: send the line

Re: [PATCH 2/3] arcmsr: Split dma resource allocation to a new function

2015-11-27 Thread Tomas Henzl
On 27.11.2015 03:58, Ching Huang wrote: > On Thu, 2015-11-26 at 11:46 -0800, Joe Perches wrote: >> On Thu, 2015-11-26 at 19:41 +0800, Ching Huang wrote: >>> split dma resource allocation and io register assignment from get_config to >>> a new function arcmsr_alloc_io_queue. >> trivia: >> >>> diff

Re: [PATCH RESEND] scsi_debug: fix prevent_allow+verify regressions

2015-11-27 Thread Andy Shevchenko
On Thu, Nov 26, 2015 at 4:14 AM, Martin K. Petersen wrote: >> "Andy" == Andy Shevchenko writes: > > Andy, > > Andy> but can you pay a little attention to > Andy> http://www.spinics.net/lists/linux-scsi/msg81778.html ? It seems > Andy> it

Re: [PATCH v1 1/1] scsi_debug: check for bigger value first

2015-11-27 Thread Johannes Thumshirn
On Thu, 2015-11-26 at 20:22 +0200, Andy Shevchenko wrote: > From: Andy Shevchenko > > Even for signed types we have to check for bigger positive value first. > Otherwise it will be never happened. > > Acked-by: Douglas Gilbert > Signed-off-by: