Commit 19e899b2 authored by Matthew Wilcox's avatar Matthew Wilcox
Browse files

NVMe: Remove outdated comments 



The head can never overrun the tail since we won't allocate enough command
IDs to let that happen.  The status codes are in sync with the spec.

Signed-off-by: default avatarMatthew Wilcox <matthew.r.wilcox@intel.com>
parent fa922821

drivers/block/nvme.c

+0 −1
Original line number Diff line number Diff line
@@ -245,7 +245,6 @@ static int nvme_submit_cmd(struct nvme_queue *nvmeq, struct nvme_command *cmd) 
{

	unsigned long flags;

	u16 tail;

	/* XXX: Need to check tail isn't going to overrun head */

	spin_lock_irqsave(&nvmeq->q_lock, flags);

	tail = nvmeq->sq_tail;

	memcpy(&nvmeq->sq_cmds[tail], cmd, sizeof(*cmd));

include/linux/nvme.h

+0 −1
Original line number Diff line number Diff line
@@ -323,7 +323,6 @@ struct nvme_command { 
	};

};



/* XXX: Sync with spec */

enum {

	NVME_SC_SUCCESS			= 0x0,

	NVME_SC_INVALID_OPCODE		= 0x1,