NVMe: Set block queue max sectors

Set the max hw sectors in a namespace's request queue if the nvme device
has a max data transfer size.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 9490a00529f4..8c71d2004c6d 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -37,6 +37,7 @@ struct nvme_bar {
 
 #define NVME_CAP_TIMEOUT(cap)   (((cap) >> 24) & 0xff)
 #define NVME_CAP_STRIDE(cap)    (((cap) >> 32) & 0xf)
+#define NVME_CAP_MPSMIN(cap)    (((cap) >> 48) & 0xf)
 
 enum {
         NVME_CC_ENABLE          = 1 << 0,