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authorBart Van Assche <bvanassche@acm.org>2023-06-21 09:50:54 -0700
committerJens Axboe <axboe@kernel.dk>2023-06-21 13:18:15 -0600
commit017fb83ee0612595ec70c65ddd83472706b02a50 (patch)
tree3806c8d73747774b9ad0e0fb9e319b965bdf37bd
parent2293cae703cda162684ae966db6b1b4a11b5e88f (diff)
downloadlwn-017fb83ee0612595ec70c65ddd83472706b02a50.tar.gz
lwn-017fb83ee0612595ec70c65ddd83472706b02a50.zip
block: Improve kernel-doc headers
Fix the documentation of the devt_from_partuuid() return value. Fix the following two recently introduced kernel-doc warnings: block/bdev.c:570: warning: Function parameter or member 'hops' not described in 'bd_finish_claiming' block/early-lookup.c:46: warning: Function parameter or member 'devt' not described in 'devt_from_partuuid' Cc: Christoph Hellwig <hch@lst.de> Fixes: 0718afd47f70 ("block: introduce holder ops") Fixes: cf056a431215 ("init: improve the name_to_dev_t interface") Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20230621165054.743815-1-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/bdev.c1
-rw-r--r--block/early-lookup.c3
2 files changed, 3 insertions, 1 deletions
diff --git a/block/bdev.c b/block/bdev.c
index 9bb54d9d02a6..979e28a46b98 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -561,6 +561,7 @@ static void bd_clear_claiming(struct block_device *whole, void *holder)
* bd_finish_claiming - finish claiming of a block device
* @bdev: block device of interest
* @holder: holder that has claimed @bdev
+ * @hops: block device holder operations
*
* Finish exclusive open of a block device. Mark the device as exlusively
* open by the holder and wake up all waiters for exclusive open to finish.
diff --git a/block/early-lookup.c b/block/early-lookup.c
index a5be3c68ed07..91002b19d09c 100644
--- a/block/early-lookup.c
+++ b/block/early-lookup.c
@@ -32,6 +32,7 @@ static int __init match_dev_by_uuid(struct device *dev, const void *data)
/**
* devt_from_partuuid - looks up the dev_t of a partition by its UUID
* @uuid_str: char array containing ascii UUID
+ * @devt: dev_t result
*
* The function will return the first partition which contains a matching
* UUID value in its partition_meta_info struct. This does not search
@@ -40,7 +41,7 @@ static int __init match_dev_by_uuid(struct device *dev, const void *data)
* If @uuid_str is followed by a "/PARTNROFF=%d", then the number will be
* extracted and used as an offset from the partition identified by the UUID.
*
- * Returns the matching dev_t on success or 0 on failure.
+ * Returns 0 on success or a negative error code on failure.
*/
static int __init devt_from_partuuid(const char *uuid_str, dev_t *devt)
{