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| author | Ankit Kumar <ankit.kumar@samsung.com> | 2023-08-08 02:57:43 +0530 |
|---|---|---|
| committer | Klaus Jensen <k.jensen@samsung.com> | 2023-08-08 08:09:38 +0200 |
| commit | dbdb13f931d7cf2d3c3ca662e751bb1551e9eab6 (patch) | |
| tree | 44debf034329f7228ea24ca61cf19b0c4af1fe3c /hw/nvme | |
| parent | 0450cf08976f9036feaded438031b4cba94f6452 (diff) | |
| download | qemu-dbdb13f931d7cf2d3c3ca662e751bb1551e9eab6.zip qemu-dbdb13f931d7cf2d3c3ca662e751bb1551e9eab6.tar.gz qemu-dbdb13f931d7cf2d3c3ca662e751bb1551e9eab6.tar.bz2 | |
hw/nvme: fix CRC64 for guard tag
The nvme CRC64 generator expects the caller to pass inverted seed value.
Pass inverted crc value for metadata buffer.
Cc: qemu-stable@nongnu.org
Fixes: 44219b6029fc ("hw/nvme: 64-bit pi support")
Signed-off-by: Ankit Kumar <ankit.kumar@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Diffstat (limited to 'hw/nvme')
| -rw-r--r-- | hw/nvme/dif.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/nvme/dif.c b/hw/nvme/dif.c index 63c44c8..01b19c3 100644 --- a/hw/nvme/dif.c +++ b/hw/nvme/dif.c @@ -115,7 +115,7 @@ static void nvme_dif_pract_generate_dif_crc64(NvmeNamespace *ns, uint8_t *buf, uint64_t crc = crc64_nvme(~0ULL, buf, ns->lbasz); if (pil) { - crc = crc64_nvme(crc, mbuf, pil); + crc = crc64_nvme(~crc, mbuf, pil); } dif->g64.guard = cpu_to_be64(crc); @@ -246,7 +246,7 @@ static uint16_t nvme_dif_prchk_crc64(NvmeNamespace *ns, NvmeDifTuple *dif, uint64_t crc = crc64_nvme(~0ULL, buf, ns->lbasz); if (pil) { - crc = crc64_nvme(crc, mbuf, pil); + crc = crc64_nvme(~crc, mbuf, pil); } trace_pci_nvme_dif_prchk_guard_crc64(be64_to_cpu(dif->g64.guard), crc); |