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Btrfs: Support for online FS resize (grow and shrink)

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-12-21 16:27:24 -05:00
parent 5d4fb734b4
commit edbd8d4efe
8 changed files with 629 additions and 14 deletions
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7
fs/btrfs/super.c
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@ -74,9 +74,9 @@ static match_table_t tokens = {
{Opt_err, NULL}
};
static unsigned long parse_size(char *str)
u64 btrfs_parse_size(char *str)
{
unsigned long res;
u64 res;
int mult = 1;
char *end;
char last;
@ -150,7 +150,8 @@ static int parse_options (char * options,
if (info) {
char *num = match_strdup(&args[0]);
if (num) {
info->max_extent = parse_size(num);
info->max_extent =
btrfs_parse_size(num);
kfree(num);
info->max_extent = max_t(u64,