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authorVincent Fu <vincentfu@gmail.com>2024-05-03 13:50:04 -0400
committerMichael Tokarev <mjt@tls.msk.ru>2024-07-12 21:50:35 +0300
commite0d660aeeab08c1566d192cf624f59023386d951 (patch)
treeb191b7013cb10e933a0cd36d7f94d875a0a4c2b2
parente4a9b44f7aa8872a67a54a71da474626cdbb830a (diff)
hw/nvme: fix number of PIDs for FDP RUH update
The number of PIDs is in the upper 16 bits of cdw10. So we need to right-shift by 16 bits instead of only a single bit. Fixes: 73064edfb864 ("hw/nvme: flexible data placement emulation") Cc: qemu-stable@nongnu.org Signed-off-by: Vincent Fu <vincent.fu@samsung.com> Reviewed-by: Klaus Jensen <k.jensen@samsung.com> Signed-off-by: Klaus Jensen <k.jensen@samsung.com> (cherry picked from commit 3936bbdf9a2e9233875f850c7576c79d06add261) Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
-rw-r--r--hw/nvme/ctrl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 127c3d2383..e89f9f7808 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -4352,7 +4352,7 @@ static uint16_t nvme_io_mgmt_send_ruh_update(NvmeCtrl *n, NvmeRequest *req)
NvmeNamespace *ns = req->ns;
uint32_t cdw10 = le32_to_cpu(cmd->cdw10);
uint16_t ret = NVME_SUCCESS;
- uint32_t npid = (cdw10 >> 1) + 1;
+ uint32_t npid = (cdw10 >> 16) + 1;
unsigned int i = 0;
g_autofree uint16_t *pids = NULL;
uint32_t maxnpid;