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author | David Sterba <dsterba@suse.com> | 2019-10-07 11:11:03 +0200 |
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committer | David Sterba <dsterba@suse.com> | 2019-11-18 17:51:43 +0100 |
commit | f7cea56c0fff95bd5a6cd21b9fa299f66193b604 (patch) | |
tree | e59752010527d9314d500aec9542f17c98279092 /fs/btrfs/ctree.h | |
parent | 3831bf0094abed51e71cbeca8b6edf8b88c2644b (diff) | |
download | linux-stable-f7cea56c0fff95bd5a6cd21b9fa299f66193b604.tar.gz linux-stable-f7cea56c0fff95bd5a6cd21b9fa299f66193b604.tar.bz2 linux-stable-f7cea56c0fff95bd5a6cd21b9fa299f66193b604.zip |
btrfs: sysfs: export supported checksums
Export supported checksum algorithms via sysfs in the list of static
features:
/sys/fs/btrfs/features/supported_checksums
Space spearated list of checksum algorithm names.
Co-developed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r-- | fs/btrfs/ctree.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index d5c9fbe32c0c..b17944995e09 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -2163,6 +2163,8 @@ BTRFS_SETGET_STACK_FUNCS(super_uuid_tree_generation, struct btrfs_super_block, int btrfs_super_csum_size(const struct btrfs_super_block *s); const char *btrfs_super_csum_name(u16 csum_type); +size_t __const btrfs_get_num_csums(void); + /* * The leaf data grows from end-to-front in the node. |