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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-08 11:30:05 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-08 11:30:05 -0700 |
commit | dd727dad37297f497dc69ac00182abf9651e7b6c (patch) | |
tree | c4371206b2b7000f92b974df6a3bfe910b2a8635 /include | |
parent | 13e0988140374123bead1dd27c287354cb95108e (diff) | |
parent | 17f423b5160767a8ec43b0602767e5f4d3ecd083 (diff) | |
download | linux-stable-dd727dad37297f497dc69ac00182abf9651e7b6c.tar.gz linux-stable-dd727dad37297f497dc69ac00182abf9651e7b6c.tar.bz2 linux-stable-dd727dad37297f497dc69ac00182abf9651e7b6c.zip |
Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 updates from Ted Ts'o:
- add GETFSMAP support
- some performance improvements for very large file systems and for
random write workloads into a preallocated file
- bug fixes and cleanups.
* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
jbd2: cleanup write flags handling from jbd2_write_superblock()
ext4: mark superblock writes synchronous for nobarrier mounts
ext4: inherit encryption xattr before other xattrs
ext4: replace BUG_ON with WARN_ONCE in ext4_end_bio()
ext4: avoid unnecessary transaction stalls during writeback
ext4: preload block group descriptors
ext4: make ext4_shutdown() static
ext4: support GETFSMAP ioctls
vfs: add common GETFSMAP ioctl definitions
ext4: evict inline data when writing to memory map
ext4: remove ext4_xattr_check_entry()
ext4: rename ext4_xattr_check_names() to ext4_xattr_check_entries()
ext4: merge ext4_xattr_list() into ext4_listxattr()
ext4: constify static data that is never modified
ext4: trim return value and 'dir' argument from ext4_insert_dentry()
jbd2: fix dbench4 performance regression for 'nobarrier' mounts
jbd2: Fix lockdep splat with generic/270 test
mm: retry writepages() on ENOMEM when doing an data integrity writeback
Diffstat (limited to 'include')
-rw-r--r-- | include/trace/events/ext4.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h index 09c71e9aaebf..dfae175ddebc 100644 --- a/include/trace/events/ext4.h +++ b/include/trace/events/ext4.h @@ -15,6 +15,7 @@ struct ext4_inode_info; struct mpage_da_data; struct ext4_map_blocks; struct extent_status; +struct ext4_fsmap; #define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode)) @@ -2529,6 +2530,79 @@ TRACE_EVENT(ext4_es_shrink, __entry->scan_time, __entry->nr_skipped, __entry->retried) ); +/* fsmap traces */ +DECLARE_EVENT_CLASS(ext4_fsmap_class, + TP_PROTO(struct super_block *sb, u32 keydev, u32 agno, u64 bno, u64 len, + u64 owner), + TP_ARGS(sb, keydev, agno, bno, len, owner), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(dev_t, keydev) + __field(u32, agno) + __field(u64, bno) + __field(u64, len) + __field(u64, owner) + ), + TP_fast_assign( + __entry->dev = sb->s_bdev->bd_dev; + __entry->keydev = new_decode_dev(keydev); + __entry->agno = agno; + __entry->bno = bno; + __entry->len = len; + __entry->owner = owner; + ), + TP_printk("dev %d:%d keydev %d:%d agno %u bno %llu len %llu owner %lld\n", + MAJOR(__entry->dev), MINOR(__entry->dev), + MAJOR(__entry->keydev), MINOR(__entry->keydev), + __entry->agno, + __entry->bno, + __entry->len, + __entry->owner) +) +#define DEFINE_FSMAP_EVENT(name) \ +DEFINE_EVENT(ext4_fsmap_class, name, \ + TP_PROTO(struct super_block *sb, u32 keydev, u32 agno, u64 bno, u64 len, \ + u64 owner), \ + TP_ARGS(sb, keydev, agno, bno, len, owner)) +DEFINE_FSMAP_EVENT(ext4_fsmap_low_key); +DEFINE_FSMAP_EVENT(ext4_fsmap_high_key); +DEFINE_FSMAP_EVENT(ext4_fsmap_mapping); + +DECLARE_EVENT_CLASS(ext4_getfsmap_class, + TP_PROTO(struct super_block *sb, struct ext4_fsmap *fsmap), + TP_ARGS(sb, fsmap), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(dev_t, keydev) + __field(u64, block) + __field(u64, len) + __field(u64, owner) + __field(u64, flags) + ), + TP_fast_assign( + __entry->dev = sb->s_bdev->bd_dev; + __entry->keydev = new_decode_dev(fsmap->fmr_device); + __entry->block = fsmap->fmr_physical; + __entry->len = fsmap->fmr_length; + __entry->owner = fsmap->fmr_owner; + __entry->flags = fsmap->fmr_flags; + ), + TP_printk("dev %d:%d keydev %d:%d block %llu len %llu owner %lld flags 0x%llx\n", + MAJOR(__entry->dev), MINOR(__entry->dev), + MAJOR(__entry->keydev), MINOR(__entry->keydev), + __entry->block, + __entry->len, + __entry->owner, + __entry->flags) +) +#define DEFINE_GETFSMAP_EVENT(name) \ +DEFINE_EVENT(ext4_getfsmap_class, name, \ + TP_PROTO(struct super_block *sb, struct ext4_fsmap *fsmap), \ + TP_ARGS(sb, fsmap)) +DEFINE_GETFSMAP_EVENT(ext4_getfsmap_low_key); +DEFINE_GETFSMAP_EVENT(ext4_getfsmap_high_key); +DEFINE_GETFSMAP_EVENT(ext4_getfsmap_mapping); + #endif /* _TRACE_EXT4_H */ /* This part must be outside protection */ |