Re: SCSI mid layer and high IOPS capable devices

2012-12-11 Thread Bart Van Assche
On 12/11/12 01:00, scame...@beardog.cce.hp.com wrote: I tried using scsi_debug with fake_rw and also the scsi_ram driver that was recently posted to get some idea of what the maximum IOPS that could be pushed through the SCSI midlayer might be, and the numbers were a little disappointing (was

[PATCH v2][RFC] scsi_transport_fc: Implement I_T nexus reset

2012-12-11 Thread Hannes Reinecke
'Bus reset' is not really applicable to FibreChannel, as the concept of a bus doesn't really apply. All FC driver simulate a 'bus reset' by sending a target reset to each attached remote port, causing error handling to spill over to unaffected devices. In addition, 'Target reset' has been removed

RE: [PATCH 1/1] [SCSI] mpt3sas: Remove unneeded version.h header inclusion

2012-12-11 Thread Reddy, Sreekanth
James, This patch seem to be fine. Please consider this patch as Acked-by: Sreekanth Reddy sreekanth.re...@lsi.com Regards, Sreekanth. -Original Message- From: Sachin Kamat [mailto:sachin.ka...@linaro.org] Sent: Monday, December 03, 2012 3:30 PM To: linux-scsi@vger.kernel.org Cc:

RE: [patch] [SCSI] mpt3sas: cut and paste bug storing trigger mpi

2012-12-11 Thread Reddy, Sreekanth
James, This patch seem to be fine. Please consider this patch as Acked-by: Sreekanth Reddy sreekanth.re...@lsi.com Regards, Sreekanth. -Original Message- From: Dan Carpenter [mailto:dan.carpen...@oracle.com] Sent: Friday, December 07, 2012 11:58 AM To: Nandigama, Nagalakshmi Cc:

[PATCH -next] [SCSI] mpt3sas: remove unused variables

2012-12-11 Thread sreekanth.reddy
The variable 'chain_flags' and 'phy_number' are initialized but never used otherwise, So remove those unused variables. Signed-off-by: Wei Yongjun yongjun_...@trendmicro.com.cn Acked-by: Sreekanth Reddy sreekanth.re...@lsi.com --- diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c

Re: [patch,v3,repost 00/10] make I/O path allocations more numa-friendly

2012-12-11 Thread James Bottomley
On Mon, 2012-12-10 at 12:59 -0500, Jeff Moyer wrote: Jeff Moyer jmo...@redhat.com writes: Hi, This patch set makes memory allocations for data structures used in the I/O path more numa friendly by allocating them from the same numa node as the storage device. I've only converted a

Re: [PATCH v2][RFC] scsi_transport_fc: Implement I_T nexus reset

2012-12-11 Thread Martin Peschke
Hello Hannes, fc_eh_it_nexus_loss_handler() is invoked as the eh_target_reset_handler() callback and the eh_bus_reset_handler() is removed. lpfc_target_reset_handler(), which is replaced by your patch, used to issue a TARGET_RESET task management function over FCP in the

Re: [PATCH v2][RFC] scsi_transport_fc: Implement I_T nexus reset

2012-12-11 Thread Hannes Reinecke
On 12/11/2012 01:46 PM, Martin Peschke wrote: Hello Hannes, fc_eh_it_nexus_loss_handler() is invoked as the eh_target_reset_handler() callback and the eh_bus_reset_handler() is removed. lpfc_target_reset_handler(), which is replaced by your patch, used to issue a TARGET_RESET task management

Re: SCSI mid layer and high IOPS capable devices

2012-12-11 Thread scameron
On Tue, Dec 11, 2012 at 09:21:46AM +0100, Bart Van Assche wrote: On 12/11/12 01:00, scame...@beardog.cce.hp.com wrote: I tried using scsi_debug with fake_rw and also the scsi_ram driver that was recently posted to get some idea of what the maximum IOPS that could be pushed through the SCSI

[PATCH 12/19] MAINTAINERS: remove firmware/isci/

2012-12-11 Thread Cesar Eduardo Barros
This directory was removed by commit 7d99b3a (isci, firmware: Remove isci fallback parameter blob and generator). Cc: Ben Hutchings b...@decadent.org.uk Cc: Dan Williams dan.j.willi...@intel.com Cc: James Bottomley jbottom...@parallels.com Cc: Intel SCU Linux support intel-linux-...@intel.com Cc: