From 9f0c53f574b242b0d5988db2972c8aac77ef35a9 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Thu, 14 Nov 2013 15:09:53 +0100 Subject: [PATCH] btrfs-progs: mkfs: enable extended refs by default 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 Signed-off-by: Chris Mason --- mkfs.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/mkfs.c b/mkfs.c index f825e1b..ebd8bb5 100644 --- a/mkfs.c +++ b/mkfs.c @@ -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; -- 2.7.4