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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2017-03-24 08:56:48 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-03-31 18:43:53 +0200 |
| commit | fcdda4abc4b11263d81773389949d80e4b3df930 (patch) | |
| tree | 8366135d9543197b52e8ab1277d9ca86311e5b85 | |
| parent | 1f386378a7b8173220648afeab41605ac7742364 (diff) | |
| download | barebox-fcdda4abc4b11263d81773389949d80e4b3df930.tar.gz barebox-fcdda4abc4b11263d81773389949d80e4b3df930.tar.xz | |
state: backend_circular: rewrite function doc
The commment talks about copies where buckets are meant and also
claims we start at offset 0, which may not be true. Rewrite comment.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | common/state/backend_storage.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/common/state/backend_storage.c b/common/state/backend_storage.c index 036204c188..d29db36cca 100644 --- a/common/state/backend_storage.c +++ b/common/state/backend_storage.c @@ -226,11 +226,9 @@ const int desired_copies = 3; * @param circular If false, use non-circular mode to write data that is compatible with the old on-flash format * @return 0 on success, -errno otherwise * - * Starting from offset 0 this function tries to create circular buckets on - * different offsets in the device. Different copies of the data are located in - * different eraseblocks. - * For MTD devices we use circular buckets to minimize the number of erases. - * Circular buckets write new data always in the next free space. + * This function iterates over the eraseblocks and creates one bucket on + * each eraseblock until we have the number of desired buckets. Bad blocks + * will be skipped and the next block will be used. */ static int state_storage_mtd_buckets_init(struct state_backend_storage *storage, struct mtd_info_user *meminfo, bool circular) |