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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2009-01-19 19:57:27 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2009-01-20 10:10:47 +0200
commit7078202e55b565582fcbd831a8dd3069bdc72610 (patch)
tree0f8cabaa23a05210cc1b95a97d7cab490f38ebca /fs/ubifs/super.c
parenta50412e3f8ce95d7ed558370d7dde5171fd04283 (diff)
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.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 53811e567a6..da99da098ef 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);