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btrfs-progs: mkfs: enable extended refs by default

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The feature has been introduced in kernel 3.7 and enabling it by
default is desired.

All features enabled by default are marked as such in
'mkfs.btrfs -O list-all' output.

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
This commit is contained in:
David Sterba 2013-11-14 15:09:53 +01:00 committed by Chris Mason
parent e89c31e5ec
commit 9f0c53f574
1 changed files with 10 additions and 3 deletions
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13
mkfs.c
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@ -46,6 +46,8 @@
static u64 index_cnt = 2;
#define DEFAULT_MKFS_FEATURES (BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF)
#define DEFAULT_MKFS_LEAF_SIZE 16384
struct directory_name_entry {
@ -1155,10 +1157,15 @@ static void list_all_fs_features(void)
fprintf(stderr, "Filesystem features available at mkfs time:\n");
for (i = 0; i < ARRAY_SIZE(mkfs_features) - 1; i++) {
fprintf(stderr, "%-20s- %s (0x%llx)\n",
char *is_default = "";
if (mkfs_features[i].flag & DEFAULT_MKFS_FEATURES)
is_default = ", default";
fprintf(stderr, "%-20s- %s (0x%llx%s)\n",
mkfs_features[i].name,
mkfs_features[i].desc,
mkfs_features[i].flag);
mkfs_features[i].flag,
is_default);
}
}
@ -1253,7 +1260,7 @@ int main(int ac, char **av)
int dev_cnt = 0;
int saved_optind;
char estr[100];
u64 features = 0;
u64 features = DEFAULT_MKFS_FEATURES;
while(1) {
int c;