From: hare@suse.de (Hannes Reinecke)
Subject: [PATCH] nvme: Register for ANA AEN
Date: Thu, 26 Jul 2018 12:55:54 +0200 [thread overview]
Message-ID: <20180726105554.80437-1-hare@suse.de> (raw)
We need to register for ANA AENs as we rely on them for our ANA implementation.
Patch is relative to hch nvme-ana tree.
Signed-off-by: Hannes Reinecke <hare at suse.com>
---
drivers/nvme/host/core.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 3b96ace1f86d..99910497acdc 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1042,6 +1042,10 @@ static void nvme_enable_aen(struct nvme_ctrl *ctrl)
u32 supported = ctrl->oaes & NVME_AEN_SUPPORTED, result;
int status;
+#ifdef CONFIG_NVME_MULTIPATH
+ if (ctrl->subsys->cmic & (1 << 3))
+ supported |= NVME_AEN_CFG_ANA_CHANGE;
+#endif
status = nvme_set_features(ctrl, NVME_FEAT_ASYNC_EVENT, supported, NULL,
0, &result);
if (status)
--
2.12.3
next reply other threads:[~2018-07-26 10:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-26 10:55 Hannes Reinecke [this message]
2018-07-26 10:58 ` [PATCH] nvme: Register for ANA AEN Hannes Reinecke
2018-07-26 11:59 ` Christoph Hellwig
2018-07-26 12:01 ` Christoph Hellwig
2018-07-26 12:02 ` Hannes Reinecke
2018-07-26 12:07 ` Christoph Hellwig
2018-07-26 13:37 ` Hannes Reinecke
2018-07-26 15:12 ` Christoph Hellwig
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