From: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
Commit bdd6a90a9e5 ("block: Add VFIO based NVMe driver")
sets the request_alignment in nvme_refresh_limits().
For consistency, also set it during initialization.
Reported-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx>
Reviewed-by: Eric Auger <eric.auger@xxxxxxxxxx>
Reviewed-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx>
Tested-by: Eric Auger <eric.auger@xxxxxxxxxx>
Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
Message-id: 20201029093306.1063879-18-philmd@xxxxxxxxxx
Signed-off-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx>
Tested-by: Eric Auger <eric.auger@xxxxxxxxxx>
---
block/nvme.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/block/nvme.c b/block/nvme.c
index cd875555ca..bb75448a09 100644
--- a/block/nvme.c
+++ b/block/nvme.c
@@ -758,6 +758,7 @@ static int nvme_init(BlockDriverState *bs, const char *device, int namespace,
s->page_size = MAX(4096, 1 << NVME_CAP_MPSMIN(cap));
s->doorbell_scale = (4 << NVME_CAP_DSTRD(cap)) / sizeof(uint32_t);
bs->bl.opt_mem_alignment = s->page_size;
+ bs->bl.request_alignment = s->page_size;
timeout_ms = MIN(500 * NVME_CAP_TO(cap), 30000);
/* Reset device to get a clean state. */
--
2.28.0
