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f2fs: trace old block address for CoWed page

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This patch enables to trace old block address of CoWed page for better
debugging.

f2fs_submit_page_mbio: dev = (1,0), ino = 1, page_index = 0x1d4f0, oldaddr = 0xfe8ab, newaddr = 0xfee90 rw = WRITE_SYNC, type = NODE
f2fs_submit_page_mbio: dev = (1,0), ino = 1, page_index = 0x1d4f8, oldaddr = 0xfe8b0, newaddr = 0xfee91 rw = WRITE_SYNC, type = NODE
f2fs_submit_page_mbio: dev = (1,0), ino = 1, page_index = 0x1d4fa, oldaddr = 0xfe8ae, newaddr = 0xfee92 rw = WRITE_SYNC, type = NODE

f2fs_submit_page_mbio: dev = (1,0), ino = 134824, page_index = 0x96, oldaddr = 0xf049b, newaddr = 0x2bbe rw = WRITE, type = DATA
f2fs_submit_page_mbio: dev = (1,0), ino = 134824, page_index = 0x97, oldaddr = 0xf049c, newaddr = 0x2bbf rw = WRITE, type = DATA
f2fs_submit_page_mbio: dev = (1,0), ino = 134824, page_index = 0x98, oldaddr = 0xf049d, newaddr = 0x2bc0 rw = WRITE, type = DATA

f2fs_submit_page_mbio: dev = (1,0), ino = 135260, page_index = 0x47, oldaddr = 0xffffffff, newaddr = 0xf2631 rw = WRITE, type = DATA
f2fs_submit_page_mbio: dev = (1,0), ino = 135260, page_index = 0x48, oldaddr = 0xffffffff, newaddr = 0xf2632 rw = WRITE, type = DATA
f2fs_submit_page_mbio: dev = (1,0), ino = 135260, page_index = 0x49, oldaddr = 0xffffffff, newaddr = 0xf2633 rw = WRITE, type = DATA

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu
2016-02-22 18:36:38 +08:00
committed by Jaegeuk Kim
parent 9a4cbc9e53
commit 7a9d75481b
9 changed files with 48 additions and 36 deletions
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include/trace/events/f2fs.h
+7 -4
View File
@@ -728,7 +728,8 @@ DECLARE_EVENT_CLASS(f2fs__submit_page_bio,
__field(dev_t, dev)
__field(ino_t, ino)
__field(pgoff_t, index)
__field(block_t, blkaddr)
__field(block_t, old_blkaddr)
__field(block_t, new_blkaddr)
__field(int, rw)
__field(int, type)
),
@@ -737,16 +738,18 @@ DECLARE_EVENT_CLASS(f2fs__submit_page_bio,
__entry->dev = page->mapping->host->i_sb->s_dev;
__entry->ino = page->mapping->host->i_ino;
__entry->index = page->index;
__entry->blkaddr = fio->blk_addr;
__entry->old_blkaddr = fio->old_blkaddr;
__entry->new_blkaddr = fio->new_blkaddr;
__entry->rw = fio->rw;
__entry->type = fio->type;
),
TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, "
"blkaddr = 0x%llx, rw = %s%s, type = %s",
"oldaddr = 0x%llx, newaddr = 0x%llx rw = %s%s, type = %s",
show_dev_ino(__entry),
(unsigned long)__entry->index,
(unsigned long long)__entry->blkaddr,
(unsigned long long)__entry->old_blkaddr,
(unsigned long long)__entry->new_blkaddr,
show_bio_type(__entry->rw),
show_block_type(__entry->type))
);