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| author | Theodore Ts'o <tytso@mit.edu> | 2010-11-08 19:51:33 +0100 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2010-11-08 19:51:33 +0100 |
| commit | 7ff9c073dd4d7200399076554f7ab9b876f196f6 (patch) | |
| tree | 6ca4eb4ca9b2f6f7b11e8197bd8a9417d7307b00 /fs | |
| parent | ext4: Don't call sb_issue_discard() in ext4_free_blocks() (diff) | |
| download | linux-7ff9c073dd4d7200399076554f7ab9b876f196f6.tar.xz linux-7ff9c073dd4d7200399076554f7ab9b876f196f6.zip | |
ext4: Add new ext4 inode tracepoints
Add ext4_evict_inode, ext4_drop_inode, ext4_mark_inode_dirty, and
ext4_begin_ordered_truncate()
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/inode.c | 3 | ||||
| -rw-r--r-- | fs/ext4/super.c | 10 |
2 files changed, 13 insertions, 0 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 191616470466..846e1e9db434 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -53,6 +53,7 @@ static inline int ext4_begin_ordered_truncate(struct inode *inode, loff_t new_size) { + trace_ext4_begin_ordered_truncate(inode, new_size); return jbd2_journal_begin_ordered_truncate( EXT4_SB(inode->i_sb)->s_journal, &EXT4_I(inode)->jinode, @@ -178,6 +179,7 @@ void ext4_evict_inode(struct inode *inode) handle_t *handle; int err; + trace_ext4_evict_inode(inode); if (inode->i_nlink) { truncate_inode_pages(&inode->i_data, 0); goto no_delete; @@ -5649,6 +5651,7 @@ int ext4_mark_inode_dirty(handle_t *handle, struct inode *inode) int err, ret; might_sleep(); + trace_ext4_mark_inode_dirty(inode, _RET_IP_); err = ext4_reserve_inode_write(handle, inode, &iloc); if (ext4_handle_valid(handle) && EXT4_I(inode)->i_extra_isize < sbi->s_want_extra_isize && diff --git a/fs/ext4/super.c b/fs/ext4/super.c index ee91e29ddf95..61182fe6254e 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -833,6 +833,14 @@ static struct inode *ext4_alloc_inode(struct super_block *sb) return &ei->vfs_inode; } +static int ext4_drop_inode(struct inode *inode) +{ + int drop = generic_drop_inode(inode); + + trace_ext4_drop_inode(inode, drop); + return drop; +} + static void ext4_destroy_inode(struct inode *inode) { ext4_ioend_wait(inode); @@ -1175,6 +1183,7 @@ static const struct super_operations ext4_sops = { .destroy_inode = ext4_destroy_inode, .write_inode = ext4_write_inode, .dirty_inode = ext4_dirty_inode, + .drop_inode = ext4_drop_inode, .evict_inode = ext4_evict_inode, .put_super = ext4_put_super, .sync_fs = ext4_sync_fs, @@ -1196,6 +1205,7 @@ static const struct super_operations ext4_nojournal_sops = { .destroy_inode = ext4_destroy_inode, .write_inode = ext4_write_inode, .dirty_inode = ext4_dirty_inode, + .drop_inode = ext4_drop_inode, .evict_inode = ext4_evict_inode, .write_super = ext4_write_super, .put_super = ext4_put_super, |