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| author | Artem Bityutskiy | 2009-01-19 18:57:27 +0100 |
|---|---|---|
| committer | Artem Bityutskiy | 2009-01-20 09:10:47 +0100 |
| commit | 7078202e55b565582fcbd831a8dd3069bdc72610 (patch) | |
| tree | 0f8cabaa23a05210cc1b95a97d7cab490f38ebca /fs/ubifs/super.c | |
| parent | UBIFS: do not treat all data as short term (diff) | |
| download | kernel-qcow2-linux-7078202e55b565582fcbd831a8dd3069bdc72610.tar.gz kernel-qcow2-linux-7078202e55b565582fcbd831a8dd3069bdc72610.tar.xz kernel-qcow2-linux-7078202e55b565582fcbd831a8dd3069bdc72610.zip | |
UBIFS: document dark_wm and dead_wm better
Just add more commentaries. Also some commentary fixes for
lprops flags.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/super.c')
| -rw-r--r-- | fs/ubifs/super.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index 53811e567a69..da99da098efd 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -573,15 +573,8 @@ static int init_constants_early(struct ubifs_info *c) c->ranges[UBIFS_IDX_NODE].max_len = INT_MAX; /* - * Initialize dead and dark LEB space watermarks. - * - * Dead space is the space which cannot be used. Its watermark is - * equivalent to min. I/O unit or minimum node size if it is greater - * then min. I/O unit. - * - * Dark space is the space which might be used, or might not, depending - * on which node should be written to the LEB. Its watermark is - * equivalent to maximum UBIFS node size. + * Initialize dead and dark LEB space watermarks. See gc.c for comments + * about these values. */ c->dead_wm = ALIGN(MIN_WRITE_SZ, c->min_io_size); c->dark_wm = ALIGN(UBIFS_MAX_NODE_SZ, c->min_io_size); |