summary refs log tree commit diff stats
diff options
context:
space:
mode:
authorPhilippe Mathieu-Daudé <philmd@redhat.com>2021-01-27 22:21:36 +0100
committerKevin Wolf <kwolf@redhat.com>2021-02-02 17:05:38 +0100
commit97b709f32ed10a6cd63c3a41755245ec323eedbd (patch)
treeb9c7604de37e0072c816929e759687c6153522cd
parent0212fa2afd1e20c590f740036f5cb837e1177d53 (diff)
downloadfocaccia-qemu-97b709f32ed10a6cd63c3a41755245ec323eedbd.tar.gz
focaccia-qemu-97b709f32ed10a6cd63c3a41755245ec323eedbd.zip
block/nvme: Properly display doorbell stride length in trace event
Commit 15b2260bef3 ("block/nvme: Trace controller capabilities")
misunderstood the doorbell stride value from the datasheet, use
the correct one. The 'doorbell_scale' variable used few lines
later is correct.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210127212137.3482291-2-philmd@redhat.com>
Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r--block/nvme.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/nvme.c b/block/nvme.c
index 5a6fbacf4a..80c4318d8f 100644
--- a/block/nvme.c
+++ b/block/nvme.c
@@ -745,7 +745,7 @@ static int nvme_init(BlockDriverState *bs, const char *device, int namespace,
     trace_nvme_controller_capability("Contiguous Queues Required",
                                      NVME_CAP_CQR(cap));
     trace_nvme_controller_capability("Doorbell Stride",
-                                     2 << (2 + NVME_CAP_DSTRD(cap)));
+                                     1 << (2 + NVME_CAP_DSTRD(cap)));
     trace_nvme_controller_capability("Subsystem Reset Supported",
                                      NVME_CAP_NSSRS(cap));
     trace_nvme_controller_capability("Memory Page Size Minimum",