[PATCH 2/2] NVMe: Extract admin queue size

From: Matias Bjorling
Date: Thu Oct 10 2013 - 14:30:11 EST


The queue size of the admin queue should be defined as a constant for use in
multiple places.

Signed-off-by: Matias Bjorling <m@xxxxxxxxxxx>
---
drivers/block/nvme-core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index 1e940e8..d4f01d4 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -44,6 +44,7 @@
#include <asm-generic/io-64-nonatomic-lo-hi.h>

#define NVME_Q_DEPTH 1024
+#define NVME_ADMIN_Q_DEPTH 64
#define SQ_SIZE(depth) (depth * sizeof(struct nvme_command))
#define CQ_SIZE(depth) (depth * sizeof(struct nvme_completion))
#define NVME_MINORS 64
@@ -1261,7 +1262,7 @@ static int nvme_configure_admin_queue(struct nvme_dev *dev)

nvmeq = dev->queues[0];
if (!nvmeq) {
- nvmeq = nvme_alloc_queue(dev, 0, 64, 0);
+ nvmeq = nvme_alloc_queue(dev, 0, NVME_ADMIN_Q_DEPTH, 0);
if (!nvmeq)
return -ENOMEM;
dev->queues[0] = nvmeq;
--
1.8.1.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/