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author | 2010-02-28 10:59:11 +0000 | |
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committer | 2010-03-15 11:00:14 -0400 | |
commit | 91748467a5c5884e44ad5cf58630c0c28474f1f6 (patch) | |
tree | 593f2449e069e34fe96ba0e59efa8bf71242ad46 /fs/btrfs/super.c | |
parent | Btrfs: add a "df" ioctl for btrfs (diff) | |
download | linux-91748467a5c5884e44ad5cf58630c0c28474f1f6.tar.gz linux-91748467a5c5884e44ad5cf58630c0c28474f1f6.tar.bz2 linux-91748467a5c5884e44ad5cf58630c0c28474f1f6.zip |
btrfs: use memparse
Use memparse() instead of its own private implementation.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: linux-btrfs@vger.kernel.org
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/super.c')
-rw-r--r-- | fs/btrfs/super.c | 31 |
1 files changed, 3 insertions, 28 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index ff3dd55f294d..9ac612e6ca60 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -96,31 +96,6 @@ static match_table_t tokens = { {Opt_err, NULL}, }; -u64 btrfs_parse_size(char *str) -{ - u64 res; - int mult = 1; - char *end; - char last; - - res = simple_strtoul(str, &end, 10); - - last = end[0]; - if (isalpha(last)) { - last = tolower(last); - switch (last) { - case 'g': - mult *= 1024; - case 'm': - mult *= 1024; - case 'k': - mult *= 1024; - } - res = res * mult; - } - return res; -} - /* * Regular mount options parser. Everything that is needed only when * reading in a new superblock is parsed here. @@ -216,7 +191,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) case Opt_max_extent: num = match_strdup(&args[0]); if (num) { - info->max_extent = btrfs_parse_size(num); + info->max_extent = memparse(num, NULL); kfree(num); info->max_extent = max_t(u64, @@ -228,7 +203,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) case Opt_max_inline: num = match_strdup(&args[0]); if (num) { - info->max_inline = btrfs_parse_size(num); + info->max_inline = memparse(num, NULL); kfree(num); if (info->max_inline) { @@ -243,7 +218,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) case Opt_alloc_start: num = match_strdup(&args[0]); if (num) { - info->alloc_start = btrfs_parse_size(num); + info->alloc_start = memparse(num, NULL); kfree(num); printk(KERN_INFO "btrfs: allocations start at %llu\n", |