diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/fs.h | 1 | ||||
-rw-r--r-- | include/linux/quotaops.h | 15 | ||||
-rw-r--r-- | include/trace/events/ext4.h | 29 | ||||
-rw-r--r-- | include/uapi/linux/fiemap.h | 1 |
4 files changed, 37 insertions, 9 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 981874773e85..e7893523f81f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2503,6 +2503,7 @@ extern void generic_fillattr(struct inode *, struct kstat *); extern int vfs_getattr(struct path *, struct kstat *); void __inode_add_bytes(struct inode *inode, loff_t bytes); void inode_add_bytes(struct inode *inode, loff_t bytes); +void __inode_sub_bytes(struct inode *inode, loff_t bytes); void inode_sub_bytes(struct inode *inode, loff_t bytes); loff_t inode_get_bytes(struct inode *inode); void inode_set_bytes(struct inode *inode, loff_t bytes); diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index 1c50093ae656..6965fe394c3b 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -41,6 +41,7 @@ void __quota_error(struct super_block *sb, const char *func, void inode_add_rsv_space(struct inode *inode, qsize_t number); void inode_claim_rsv_space(struct inode *inode, qsize_t number); void inode_sub_rsv_space(struct inode *inode, qsize_t number); +void inode_reclaim_rsv_space(struct inode *inode, qsize_t number); void dquot_initialize(struct inode *inode); void dquot_drop(struct inode *inode); @@ -59,6 +60,7 @@ int dquot_alloc_inode(const struct inode *inode); int dquot_claim_space_nodirty(struct inode *inode, qsize_t number); void dquot_free_inode(const struct inode *inode); +void dquot_reclaim_space_nodirty(struct inode *inode, qsize_t number); int dquot_disable(struct super_block *sb, int type, unsigned int flags); /* Suspend quotas on remount RO */ @@ -238,6 +240,13 @@ static inline int dquot_claim_space_nodirty(struct inode *inode, qsize_t number) return 0; } +static inline int dquot_reclaim_space_nodirty(struct inode *inode, + qsize_t number) +{ + inode_sub_bytes(inode, number); + return 0; +} + static inline int dquot_disable(struct super_block *sb, int type, unsigned int flags) { @@ -336,6 +345,12 @@ static inline int dquot_claim_block(struct inode *inode, qsize_t nr) return ret; } +static inline void dquot_reclaim_block(struct inode *inode, qsize_t nr) +{ + dquot_reclaim_space_nodirty(inode, nr << inode->i_blkbits); + mark_inode_dirty_sync(inode); +} + static inline void dquot_free_space_nodirty(struct inode *inode, qsize_t nr) { __dquot_free_space(inode, nr, 0); diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h index 2068db241f22..197d3125df2a 100644 --- a/include/trace/events/ext4.h +++ b/include/trace/events/ext4.h @@ -14,7 +14,6 @@ struct ext4_prealloc_space; struct ext4_inode_info; struct mpage_da_data; struct ext4_map_blocks; -struct ext4_extent; struct extent_status; #define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode)) @@ -64,10 +63,10 @@ struct extent_status; { EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER, "LAST_CLUSTER" }) #define show_extent_status(status) __print_flags(status, "", \ - { (1 << 3), "W" }, \ - { (1 << 2), "U" }, \ - { (1 << 1), "D" }, \ - { (1 << 0), "H" }) + { EXTENT_STATUS_WRITTEN, "W" }, \ + { EXTENT_STATUS_UNWRITTEN, "U" }, \ + { EXTENT_STATUS_DELAYED, "D" }, \ + { EXTENT_STATUS_HOLE, "H" }) TRACE_EVENT(ext4_free_inode, @@ -2192,7 +2191,7 @@ TRACE_EVENT(ext4_ext_remove_space_done, (unsigned short) __entry->eh_entries) ); -TRACE_EVENT(ext4_es_insert_extent, +DECLARE_EVENT_CLASS(ext4__es_extent, TP_PROTO(struct inode *inode, struct extent_status *es), TP_ARGS(inode, es), @@ -2212,7 +2211,7 @@ TRACE_EVENT(ext4_es_insert_extent, __entry->lblk = es->es_lblk; __entry->len = es->es_len; __entry->pblk = ext4_es_pblock(es); - __entry->status = ext4_es_status(es) >> 60; + __entry->status = ext4_es_status(es); ), TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s", @@ -2222,6 +2221,18 @@ TRACE_EVENT(ext4_es_insert_extent, __entry->pblk, show_extent_status(__entry->status)) ); +DEFINE_EVENT(ext4__es_extent, ext4_es_insert_extent, + TP_PROTO(struct inode *inode, struct extent_status *es), + + TP_ARGS(inode, es) +); + +DEFINE_EVENT(ext4__es_extent, ext4_es_cache_extent, + TP_PROTO(struct inode *inode, struct extent_status *es), + + TP_ARGS(inode, es) +); + TRACE_EVENT(ext4_es_remove_extent, TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_lblk_t len), @@ -2289,7 +2300,7 @@ TRACE_EVENT(ext4_es_find_delayed_extent_range_exit, __entry->lblk = es->es_lblk; __entry->len = es->es_len; __entry->pblk = ext4_es_pblock(es); - __entry->status = ext4_es_status(es) >> 60; + __entry->status = ext4_es_status(es); ), TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s", @@ -2343,7 +2354,7 @@ TRACE_EVENT(ext4_es_lookup_extent_exit, __entry->lblk = es->es_lblk; __entry->len = es->es_len; __entry->pblk = ext4_es_pblock(es); - __entry->status = ext4_es_status(es) >> 60; + __entry->status = ext4_es_status(es); __entry->found = found; ), diff --git a/include/uapi/linux/fiemap.h b/include/uapi/linux/fiemap.h index d830747f5c0b..0c51d617dae9 100644 --- a/include/uapi/linux/fiemap.h +++ b/include/uapi/linux/fiemap.h @@ -40,6 +40,7 @@ struct fiemap { #define FIEMAP_FLAG_SYNC 0x00000001 /* sync file data before map */ #define FIEMAP_FLAG_XATTR 0x00000002 /* map extended attribute tree */ +#define FIEMAP_FLAG_CACHE 0x00000004 /* request caching of the extents */ #define FIEMAP_FLAGS_COMPAT (FIEMAP_FLAG_SYNC | FIEMAP_FLAG_XATTR) |