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[PULL 19/33] block/nvme: Set request_alignment at initialization
From: |
Stefan Hajnoczi |
Subject: |
[PULL 19/33] block/nvme: Set request_alignment at initialization |
Date: |
Wed, 4 Nov 2020 15:18:14 +0000 |
From: Philippe Mathieu-Daudé <philmd@redhat.com>
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@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20201029093306.1063879-18-philmd@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
---
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
- [PULL 08/33] block/nvme: Improve nvme_free_req_queue_wait() trace information, (continued)
- [PULL 08/33] block/nvme: Improve nvme_free_req_queue_wait() trace information, Stefan Hajnoczi, 2020/11/04
- [PULL 09/33] block/nvme: Trace queue pair creation/deletion, Stefan Hajnoczi, 2020/11/04
- [PULL 10/33] block/nvme: Move definitions before structure declarations, Stefan Hajnoczi, 2020/11/04
- [PULL 11/33] block/nvme: Use unsigned integer for queue counter/size, Stefan Hajnoczi, 2020/11/04
- [PULL 12/33] block/nvme: Make nvme_identify() return boolean indicating error, Stefan Hajnoczi, 2020/11/04
- [PULL 13/33] block/nvme: Make nvme_init_queue() return boolean indicating error, Stefan Hajnoczi, 2020/11/04
- [PULL 14/33] block/nvme: Introduce Completion Queue definitions, Stefan Hajnoczi, 2020/11/04
- [PULL 15/33] block/nvme: Use definitions instead of magic values in add_io_queue(), Stefan Hajnoczi, 2020/11/04
- [PULL 16/33] block/nvme: Correctly initialize Admin Queue Attributes, Stefan Hajnoczi, 2020/11/04
- [PULL 17/33] block/nvme: Simplify ADMIN queue access, Stefan Hajnoczi, 2020/11/04
- [PULL 19/33] block/nvme: Set request_alignment at initialization,
Stefan Hajnoczi <=
- [PULL 18/33] block/nvme: Simplify nvme_cmd_sync(), Stefan Hajnoczi, 2020/11/04
- [PULL 20/33] block/nvme: Correct minimum device page size, Stefan Hajnoczi, 2020/11/04
- [PULL 21/33] block/nvme: Change size and alignment of IDENTIFY response buffer, Stefan Hajnoczi, 2020/11/04
- [PULL 22/33] block/nvme: Change size and alignment of queue, Stefan Hajnoczi, 2020/11/04
- [PULL 23/33] block/nvme: Change size and alignment of prp_list_pages, Stefan Hajnoczi, 2020/11/04
- [PULL 24/33] block/nvme: Align iov's va and size on host page size, Stefan Hajnoczi, 2020/11/04
- [PULL 25/33] block/nvme: Fix use of write-only doorbells page on Aarch64 arch, Stefan Hajnoczi, 2020/11/04
- [PULL 26/33] block/nvme: Fix nvme_submit_command() on big-endian host, Stefan Hajnoczi, 2020/11/04
- [PULL 27/33] util/vfio-helpers: Improve reporting unsupported IOMMU type, Stefan Hajnoczi, 2020/11/04
- [PULL 28/33] util/vfio-helpers: Trace PCI I/O config accesses, Stefan Hajnoczi, 2020/11/04