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| author | Matthew Wilcox <matthew.r.wilcox@intel.com> | 2011-03-16 16:29:24 -0400 |
|---|---|---|
| committer | Matthew Wilcox <matthew.r.wilcox@intel.com> | 2011-11-04 15:53:00 -0400 |
| commit | 19e899b2f9f89f4a290dd5c9c24d15987a18ab21 (patch) | |
| tree | 1a402b9452c3b9d45f6cf73a616ec925d8cfcfbd | |
| parent | fa92282149842645931580225647238428374758 (diff) | |
| download | linux-stable-19e899b2f9f89f4a290dd5c9c24d15987a18ab21.tar.gz linux-stable-19e899b2f9f89f4a290dd5c9c24d15987a18ab21.tar.bz2 linux-stable-19e899b2f9f89f4a290dd5c9c24d15987a18ab21.zip | |
NVMe: Remove outdated comments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: Matthew Wilcox <matthew.r.wilcox@intel.com>
| -rw-r--r-- | drivers/block/nvme.c | 1 | ||||
| -rw-r--r-- | include/linux/nvme.h | 1 |
2 files changed, 0 insertions, 2 deletions
diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c index 740a9c1b81aa..d4f95eb51dc1 100644 --- a/drivers/block/nvme.c +++ b/drivers/block/nvme.c @@ -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)); diff --git a/include/linux/nvme.h b/include/linux/nvme.h index c46a9b7988fb..6b5a8d19daf5 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -323,7 +323,6 @@ struct nvme_command { }; }; -/* XXX: Sync with spec */ enum { NVME_SC_SUCCESS = 0x0, NVME_SC_INVALID_OPCODE = 0x1, |