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From: Klaus Jensen <its@irrelevant.dk>
To: Peter Maydell <peter.maydell@linaro.org>, qemu-devel@nongnu.org
Cc: Fam Zheng <fam@euphon.net>, Kevin Wolf <kwolf@redhat.com>,
	qemu-block@nongnu.org, Klaus Jensen <k.jensen@samsung.com>,
	Gollu Appalanaidu <anaidu.gollu@samsung.com>,
	Max Reitz <mreitz@redhat.com>, Klaus Jensen <its@irrelevant.dk>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Keith Busch <kbusch@kernel.org>
Subject: [PULL for-6.0 1/7] hw/block/nvme: fix pi constraint check
Date: Tue,  6 Apr 2021 22:46:21 +0200	[thread overview]
Message-ID: <20210406204627.140812-2-its@irrelevant.dk> (raw)
In-Reply-To: <20210406204627.140812-1-its@irrelevant.dk>

From: Klaus Jensen <k.jensen@samsung.com>

Protection Information can only be enabled if there is at least 8 bytes
of metadata.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Gollu Appalanaidu <anaidu.gollu@samsung.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
---
 hw/block/nvme-ns.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/block/nvme-ns.c b/hw/block/nvme-ns.c
index 7f8d139a8663..ca04ee1bacfb 100644
--- a/hw/block/nvme-ns.c
+++ b/hw/block/nvme-ns.c
@@ -394,7 +394,7 @@ static int nvme_ns_check_constraints(NvmeNamespace *ns, Error **errp)
         return -1;
     }
 
-    if (ns->params.pi && !ns->params.ms) {
+    if (ns->params.pi && ns->params.ms < 8) {
         error_setg(errp, "at least 8 bytes of metadata required to enable "
                    "protection information");
         return -1;
-- 
2.31.1



  reply	other threads:[~2021-04-06 20:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-06 20:46 [PULL for-6.0 0/7] emulated nvme fixes for -rc3 Klaus Jensen
2021-04-06 20:46 ` Klaus Jensen [this message]
2021-04-06 20:46 ` [PULL for-6.0 2/7] hw/block/nvme: fix missing string representation for ns attachment Klaus Jensen
2021-04-06 20:46 ` [PULL for-6.0 3/7] hw/block/nvme: fix the nsid 'invalid' value Klaus Jensen
2021-04-06 20:46 ` [PULL for-6.0 4/7] hw/block/nvme: fix warning about legacy namespace configuration Klaus Jensen
2021-04-06 20:46 ` [PULL for-6.0 5/7] hw/block/nvme: update dmsrl limit on namespace detachment Klaus Jensen
2021-04-06 20:46 ` [PULL for-6.0 6/7] hw/block/nvme: fix handling of private namespaces Klaus Jensen
2021-04-06 20:46 ` [PULL for-6.0 7/7] hw/block/nvme: add missing copyright headers Klaus Jensen

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