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btrfs-progs: mkfs support for extended inode refs 

This patch turns on the BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF superblock flag
when creating a new file system in mkfs, enabling extended inode refs.

Signed-off-by: Mark Fasheh <mfasheh@suse.de>
This commit is contained in:
Mark Fasheh 2012-06-07 16:00:56 -07:00 committed by David Sterba
parent 86279e7ef2
commit 1a72afaa85
1 changed files with 8 additions and 5 deletions
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13
mkfs.c
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@ -1273,6 +1273,8 @@ int main(int ac, char **av)
u64 size_of_data = 0; u64 size_of_data = 0;
u64 source_dir_size = 0; u64 source_dir_size = 0;
char *pretty_buf; char *pretty_buf;
struct btrfs_super_block *super;
u64 flags;
while(1) { while(1) {
int c; int c;
@ -1483,13 +1485,14 @@ raid_groups:
ret = create_data_reloc_tree(trans, root); ret = create_data_reloc_tree(trans, root);
BUG_ON(ret); BUG_ON(ret);
if (mixed) { super = &root->fs_info->super_copy;
struct btrfs_super_block *super = &root->fs_info->super_copy; flags = btrfs_super_incompat_flags(super);
u64 flags = btrfs_super_incompat_flags(super); flags |= BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF;
if (mixed)
flags |= BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS; flags |= BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS;
btrfs_set_super_incompat_flags(super, flags);
} btrfs_set_super_incompat_flags(super, flags);
printf("fs created label %s on %s\n\tnodesize %u leafsize %u " printf("fs created label %s on %s\n\tnodesize %u leafsize %u "
"sectorsize %u size %s\n", "sectorsize %u size %s\n",