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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2011-01-30 18:58:32 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2011-03-08 10:12:48 +0200 |
| commit | 3e8e2e0c8da1f1701a8014543c951c41751791cc (patch) | |
| tree | e58e0c2530b91f1809e59f3c2cdb2dee6856d338 /fs/ubifs/ubifs.h | |
| parent | f43ec882b8b65de0ebde2e1ad52e8de0349d83ae (diff) | |
| download | linux-3e8e2e0c8da1f1701a8014543c951c41751791cc.tar.gz linux-3e8e2e0c8da1f1701a8014543c951c41751791cc.tar.bz2 linux-3e8e2e0c8da1f1701a8014543c951c41751791cc.zip | |
UBIFS: incorporate maximum write size
Incorporate maximum write size into the UBIFS description data
structure. This patch just introduces new 'c->max_write_size'
and 'c->max_write_shift' fields as a preparation for the following
patches.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/ubifs.h')
| -rw-r--r-- | fs/ubifs/ubifs.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h index d1823541f987..8b519499f14a 100644 --- a/fs/ubifs/ubifs.h +++ b/fs/ubifs/ubifs.h @@ -1024,6 +1024,9 @@ struct ubifs_debug_info; * * @min_io_size: minimal input/output unit size * @min_io_shift: number of bits in @min_io_size minus one + * @max_write_size: maximum amount of bytes the underlying flash can write at a + * time (MTD write buffer size) + * @max_write_shift: number of bits in @max_write_size minus one * @leb_size: logical eraseblock size in bytes * @half_leb_size: half LEB size * @idx_leb_size: how many bytes of an LEB are effectively available when it is @@ -1270,6 +1273,8 @@ struct ubifs_info { int min_io_size; int min_io_shift; + int max_write_size; + int max_write_shift; int leb_size; int half_leb_size; int idx_leb_size; |