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authorDamien Le Moal <dlemoal@kernel.org>2026-01-06 16:00:57 +0900
committerJens Axboe <axboe@kernel.dk>2026-01-15 10:19:09 -0700
commit5e35a24c96185e1be4c24a713e53a49e92ab925b (patch)
treea21b91af64690423cdd08e15db2cc012d9074cdb
parent41ee77b75308354054f4fe03a05b8016a0d41573 (diff)
block: improve blk_op_str() comment
Replace XXX with what it actually means. Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/blk-core.c10
-rw-r--r--include/linux/blkdev.h2
2 files changed, 6 insertions, 6 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index a0bf5174e9e9..d6732dc69dd9 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -114,12 +114,12 @@ static const char *const blk_op_name[] = {
#undef REQ_OP_NAME
/**
- * blk_op_str - Return string XXX in the REQ_OP_XXX.
- * @op: REQ_OP_XXX.
+ * blk_op_str - Return the string "name" for an operation REQ_OP_name.
+ * @op: a request operation.
*
- * Description: Centralize block layer function to convert REQ_OP_XXX into
- * string format. Useful in the debugging and tracing bio or request. For
- * invalid REQ_OP_XXX it returns string "UNKNOWN".
+ * Convert a request operation REQ_OP_name into the string "name". Useful for
+ * debugging and tracing BIOs and requests. For an invalid request operation
+ * code, the string "UNKNOWN" is returned.
*/
inline const char *blk_op_str(enum req_op op)
{
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 63affe898059..438c4946b6e5 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1026,7 +1026,7 @@ extern int blk_queue_enter(struct request_queue *q, blk_mq_req_flags_t flags);
extern void blk_queue_exit(struct request_queue *q);
extern void blk_sync_queue(struct request_queue *q);
-/* Helper to convert REQ_OP_XXX to its string format XXX */
+/* Convert a request operation REQ_OP_name into the string "name" */
extern const char *blk_op_str(enum req_op op);
int blk_status_to_errno(blk_status_t status);