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authorKeith Busch <kbusch@kernel.org>2022-07-06 10:05:05 -0700
committerChristoph Hellwig <hch@lst.de>2022-07-06 19:12:56 +0200
commit5c629dc9609dc43492a7bc8060cc6120875bf096 (patch)
treeabc7b49e082fbcdfbeb6cc6beb26cb4f648d6c12 /include/linux/nvme.h
parentnvme-pci: phison e16 has bogus namespace ids (diff)
downloadlinux-dev-5c629dc9609dc43492a7bc8060cc6120875bf096.tar.xz
linux-dev-5c629dc9609dc43492a7bc8060cc6120875bf096.zip
nvme: use struct group for generic command dwords
This will allow the trace event to know the full size of the data intended to be copied and silence read overflow checks. Reported-by: John Garry <john.garry@huawei.com> Suggested-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to '')
-rw-r--r--include/linux/nvme.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index e3934003f239..07cfc922f8e4 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -906,12 +906,14 @@ struct nvme_common_command {
__le32 cdw2[2];
__le64 metadata;
union nvme_data_ptr dptr;
+ struct_group(cdws,
__le32 cdw10;
__le32 cdw11;
__le32 cdw12;
__le32 cdw13;
__le32 cdw14;
__le32 cdw15;
+ );
};
struct nvme_rw_command {