NVMe: Make iod bio timeout a parameter

[deliverable/linux.git] / drivers / block / nvme-core.c

diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index 872d8e42d00872553c0a9816433345d424b60221..1a911067061c20f10a95cc72e82fdfef8173832e 100644 (file)
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -48,12 +48,16 @@
 #define SQ_SIZE(depth)         (depth * sizeof(struct nvme_command))
 #define CQ_SIZE(depth)         (depth * sizeof(struct nvme_completion))
 #define ADMIN_TIMEOUT  (60 * HZ)
-#define IOD_TIMEOUT    (4 * NVME_IO_TIMEOUT)
+#define IOD_TIMEOUT    (retry_time * HZ)
 
 unsigned char io_timeout = 30;
 module_param(io_timeout, byte, 0644);
 MODULE_PARM_DESC(io_timeout, "timeout in seconds for I/O");
 
+static unsigned char retry_time = 30;
+module_param(retry_time, byte, 0644);
+MODULE_PARM_DESC(retry_time, "time in seconds to retry failed I/O");
+
 static int nvme_major;
 module_param(nvme_major, int, 0);