Re: [PATCH 12/20] scsi_dh_alua: Allow workqueue to run synchronously

2016-01-03 Thread Christoph Hellwig
On Thu, Dec 31, 2015 at 02:54:18PM +0100, Hannes Reinecke wrote: > ATM the only ones I know of is NetApp (both FAS and E-series; E-series > requires it, and FAS benefits greatly). > But this is not to say that these are the only ones, _and_ the more obvious > approach would be to add the handling

Re: [PATCH 12/20] scsi_dh_alua: Allow workqueue to run synchronously

2015-12-31 Thread Hannes Reinecke
On 12/30/2015 02:20 PM, Christoph Hellwig wrote: On Tue, Dec 08, 2015 at 08:37:32AM +0100, Hannes Reinecke wrote: Some arrays may only capable of handling one STPG at a time, Which arrays? We should have a quirk for them in the devinfo database instead of a module option. ATM the only ones I

Re: [PATCH 12/20] scsi_dh_alua: Allow workqueue to run synchronously

2015-12-30 Thread Christoph Hellwig
On Tue, Dec 08, 2015 at 08:37:32AM +0100, Hannes Reinecke wrote: > Some arrays may only capable of handling one STPG at a time, Which arrays? We should have a quirk for them in the devinfo database instead of a module option. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi

[PATCH 12/20] scsi_dh_alua: Allow workqueue to run synchronously

2015-12-07 Thread Hannes Reinecke
Some arrays may only capable of handling one STPG at a time, so this patch implements a module option 'sync_stpg' to have STPGs submitted synchronously. Signed-off-by: Hannes Reinecke --- drivers/scsi/device_handler/scsi_dh_alua.c | 10 -- 1 file changed, 8 insertions(+), 2 deletions(-)