diff options
| author | Zhang Yi <yi.zhang@huawei.com> | 2026-10-09 18:30:29 +0800 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2026-10-15 10:53:14 -0400 |
| commit | b7e23e0583541f96cd795f67a132397b44451d8f (patch) | |
| tree | 83191d5ff753a65ad4a637e63d790d9476b7e2fd /include/trace | |
| parent | e766cff471218142abfb0fba2ad3b16bbecce833 (diff) | |
ext4: add tracepoints for DISKSIZE_GROW_PENDING set, clear, and wait
Add trace events ext4_iomap_mark_disksize_pending(),
ext4_iomap_clear_disksize_pending(), and
ext4_iomap_wait_disksize_pending() to track disksize-grow-pending
state changes and waiting.
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Tested-by: syzbot@syzkaller.appspotmail.com
Link: https://patch.msgid.link/20261009103033.2920530-29-yi.zhang@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/ext4.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h index bcf80f518e61..d33456d06b00 100644 --- a/include/trace/events/ext4.h +++ b/include/trace/events/ext4.h @@ -3204,6 +3204,39 @@ DEFINE_SET_IOMAP_EVENT(ext4_iomap_buffered_write_begin); DEFINE_SET_IOMAP_EVENT(ext4_iomap_map_writeback_range); DEFINE_SET_IOMAP_EVENT(ext4_iomap_zero_begin); +DECLARE_EVENT_CLASS(ext4_iomap_disksize_pending, + TP_PROTO(struct inode *inode), + TP_ARGS(inode), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(u64, ino) + __field(loff_t, i_disksize) + ), + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->i_disksize = READ_ONCE(EXT4_I(inode)->i_disksize); + ), + TP_printk("dev %d:%d ino %llu i_disksize %lld", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, __entry->i_disksize) +); + +DEFINE_EVENT(ext4_iomap_disksize_pending, ext4_iomap_mark_disksize_pending, + TP_PROTO(struct inode *inode), + TP_ARGS(inode) +); + +DEFINE_EVENT(ext4_iomap_disksize_pending, ext4_iomap_clear_disksize_pending, + TP_PROTO(struct inode *inode), + TP_ARGS(inode) +); + +DEFINE_EVENT(ext4_iomap_disksize_pending, ext4_iomap_wait_disksize_pending, + TP_PROTO(struct inode *inode), + TP_ARGS(inode) +); + #endif /* _TRACE_EXT4_H */ /* This part must be outside protection */ |