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
---
fs/btrfs/ctree.h | 1 -
fs/btrfs/ioctl.c | 2 +-
fs/btrfs/super.c | 31 +++----------------------------
3 files changed, 4 insertions(+), 30 deletions(-)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 2aa8ec6..52af317 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -2386,7 +2386,6 @@ void btrfs_sysfs_del_super(struct btrfs_fs_info *root);
ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size);
/* super.c */
-u64 btrfs_parse_size(char *str);
int btrfs_parse_options(struct btrfs_root *root, char *options);
int btrfs_sync_fs(struct super_block *sb, int wait);
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 645a179..c359efd 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -608,7 +608,7 @@ static noinline int btrfs_ioctl_resize(struct btrfs_root
*root,
mod = 1;
sizestr++;
}
- new_size = btrfs_parse_size(sizestr);
+ new_size = memparse(sizestr, NULL);
if (new_size == 0) {
ret = -EINVAL;
goto out_unlock;
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 8a1ea6e..aa48c6b 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -95,31 +95,6 @@ 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.
@@ -213,7 +188,7 @@ 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,
@@ -225,7 +200,7 @@ 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) {
@@ -240,7 +215,7 @@ 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",
--
1.6.0.6
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