diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2025-10-28 19:50:11 +0000 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2025-12-04 02:00:03 +0000 |
| commit | 2e2e0d679a1fb88a960049496373f415b67f274f (patch) | |
| tree | 92a02f4c28b62c1c65e8f1c391aa18f042e4c873 | |
| parent | 27bf6a637b7613fc85fa6af468b7d612d78cd5c0 (diff) | |
| download | tip-2e2e0d679a1fb88a960049496373f415b67f274f.tar.gz | |
f2fs: add fadvise tracepoint
This adds a tracepoint in the fadvise call path.
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/file.c | 2 | ||||
| -rw-r--r-- | include/trace/events/f2fs.h | 32 |
2 files changed, 34 insertions, 0 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 7b966f6d40d23f..d7047ca6b98d8a 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -5288,6 +5288,8 @@ static int f2fs_file_fadvise(struct file *filp, loff_t offset, loff_t len, struct inode *inode = file_inode(filp); int err; + trace_f2fs_fadvise(inode, offset, len, advice); + if (advice == POSIX_FADV_SEQUENTIAL) { if (S_ISFIFO(inode->i_mode)) return -ESPIPE; diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index e1fae78d64a585..e00611ead024dd 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -586,6 +586,38 @@ TRACE_EVENT(f2fs_file_write_iter, __entry->ret) ); +TRACE_EVENT(f2fs_fadvise, + + TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int advice), + + TP_ARGS(inode, offset, len, advice), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(loff_t, size) + __field(loff_t, offset) + __field(loff_t, len) + __field(int, advice) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->size = i_size_read(inode); + __entry->offset = offset; + __entry->len = len; + __entry->advice = advice; + ), + + TP_printk("dev = (%d,%d), ino = %lu, i_size = %lld offset:%llu, len:%llu, advise:%d", + show_dev_ino(__entry), + (unsigned long long)__entry->size, + __entry->offset, + __entry->len, + __entry->advice) +); + TRACE_EVENT(f2fs_map_blocks, TP_PROTO(struct inode *inode, struct f2fs_map_blocks *map, int flag, int ret), |