lkml.org 
[lkml]   [2019]   [Mar]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 5/9] nvme/pci: add known admin effects to augument admin effects log page
Date
Add known admin effects even if hardware has known admin effects page,
since hardware can't be ever trusted to report sane values.
(on my Intel DC P3700, it reports no side effects for namespace format)

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
---
drivers/nvme/host/core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index cf9de026cb93..e1cef428c7e9 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1260,8 +1260,8 @@ static u32 nvme_passthru_start(struct nvme_ctrl *ctrl, struct nvme_ns *ns,

if (ctrl->effects)
effects = le32_to_cpu(ctrl->effects->acs[opcode]);
- else
- effects = nvme_known_admin_effects(opcode);
+
+ effects |= nvme_known_admin_effects(opcode);

/*
* For simplicity, IO to all namespaces is quiesced even if the command
--
2.17.2
\
 
 \ /
  Last update: 2019-03-19 15:43    [W:0.161 / U:6.536 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site