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scsi: hisi_sas: Disable stash for v3 hw
authorXiang Chen <chenxiang66@hisilicon.com>
Wed, 29 May 2019 09:58:47 +0000 (17:58 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 18 Jun 2019 23:46:24 +0000 (19:46 -0400)
commit97fcf176b43bedcfd64cca5fd7e07e2cd2bde284
tree613cd4433f1a4a130b85fb347e02322a2f561adctree | snapshot
parente4c19deba6078c41fab2cb2ea0088088db228c21commit | diff
scsi: hisi_sas: Disable stash for v3 hw

For v3 hw, stash is enabled to promote performance, but it does little to
improve performance according to current tests. What's more, it causes
exceptions for some situations, so disable it.

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git