diff options
Diffstat (limited to 'fs/ocfs2/ocfs2.h')
| -rw-r--r-- | fs/ocfs2/ocfs2.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index fdbcbfed529e..8490c64d34fe 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -209,6 +209,11 @@ struct ocfs2_lock_res { #endif }; +enum ocfs2_orphan_reco_type { + ORPHAN_NO_NEED_TRUNCATE = 0, + ORPHAN_NEED_TRUNCATE, +}; + enum ocfs2_orphan_scan_state { ORPHAN_SCAN_ACTIVE, ORPHAN_SCAN_INACTIVE @@ -495,6 +500,14 @@ static inline int ocfs2_writes_unwritten_extents(struct ocfs2_super *osb) return 0; } +static inline int ocfs2_supports_append_dio(struct ocfs2_super *osb) +{ + if (osb->s_feature_ro_compat & OCFS2_FEATURE_RO_COMPAT_APPEND_DIO) + return 1; + return 0; +} + + static inline int ocfs2_supports_inline_data(struct ocfs2_super *osb) { if (osb->s_feature_incompat & OCFS2_FEATURE_INCOMPAT_INLINE_DATA) @@ -726,6 +739,16 @@ static inline unsigned int ocfs2_clusters_for_bytes(struct super_block *sb, return clusters; } +static inline unsigned int ocfs2_bytes_to_clusters(struct super_block *sb, + u64 bytes) +{ + int cl_bits = OCFS2_SB(sb)->s_clustersize_bits; + unsigned int clusters; + + clusters = (unsigned int)(bytes >> cl_bits); + return clusters; +} + static inline u64 ocfs2_blocks_for_bytes(struct super_block *sb, u64 bytes) { |
