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From: Klaus Jensen <its@irrelevant.dk>
To: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Fam Zheng <fam@euphon.net>,
	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 v2 01/10] hw/block/nvme: fix pi constraint check
Date: Wed,  7 Apr 2021 07:46:26 +0200
Message-ID: <20210407054635.189440-2-its@irrelevant.dk> (raw)
In-Reply-To: <20210407054635.189440-1-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 index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-07  5:46 [PULL for-6.0 v2 00/10] emulated nvme fixes for -rc3 Klaus Jensen
2021-04-07  5:46 ` Klaus Jensen [this message]
2021-04-07  5:46 ` [PULL for-6.0 v2 02/10] hw/block/nvme: fix missing string representation for ns attachment Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 03/10] hw/block/nvme: fix the nsid 'invalid' value Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 04/10] hw/block/nvme: fix warning about legacy namespace configuration Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 05/10] hw/block/nvme: update dmsrl limit on namespace detachment Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 06/10] hw/block/nvme: fix handling of private namespaces Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 07/10] hw/block/nvme: add missing copyright headers Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 08/10] hw/block/nvme: fix ns attachment out-of-bounds read Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 09/10] hw/block/nvme: fix assert crash in nvme_subsys_ns Klaus Jensen
2021-04-07  5:46 ` [PULL for-6.0 v2 10/10] hw/block/nvme: fix out-of-bounds read in nvme_subsys_ctrl Klaus Jensen
2021-04-07  8:03 ` [PULL for-6.0 v2 00/10] emulated nvme fixes for -rc3 Peter Maydell
2021-04-07  8:45   ` Klaus Jensen

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