f2fs: add tracepoint for f2fs_direct_IO

This patch adds a tracepoint for f2fs_direct_IO.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu
2014-07-31 21:11:22 +08:00
committed by Jaegeuk Kim
parent b3582c6892
commit 70407fad85
2 changed files with 68 additions and 0 deletions
+63
View File
@@ -587,6 +587,69 @@ TRACE_EVENT(f2fs_fallocate,
__entry->ret)
);
TRACE_EVENT(f2fs_direct_IO_enter,
TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw),
TP_ARGS(inode, offset, len, rw),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(ino_t, ino)
__field(loff_t, pos)
__field(unsigned long, len)
__field(int, rw)
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
__entry->pos = offset;
__entry->len = len;
__entry->rw = rw;
),
TP_printk("dev = (%d,%d), ino = %lu pos = %lld len = %lu rw = %d",
show_dev_ino(__entry),
__entry->pos,
__entry->len,
__entry->rw)
);
TRACE_EVENT(f2fs_direct_IO_exit,
TP_PROTO(struct inode *inode, loff_t offset, unsigned long len,
int rw, int ret),
TP_ARGS(inode, offset, len, rw, ret),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(ino_t, ino)
__field(loff_t, pos)
__field(unsigned long, len)
__field(int, rw)
__field(int, ret)
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
__entry->pos = offset;
__entry->len = len;
__entry->rw = rw;
__entry->ret = ret;
),
TP_printk("dev = (%d,%d), ino = %lu pos = %lld len = %lu "
"rw = %d ret = %d",
show_dev_ino(__entry),
__entry->pos,
__entry->len,
__entry->rw,
__entry->ret)
);
TRACE_EVENT(f2fs_reserve_new_block,
TP_PROTO(struct inode *inode, nid_t nid, unsigned int ofs_in_node),