This is a note to let you know that I've just added the patch titled
f2fs: introduce trace_f2fs_replace_atomic_write_block
to the 6.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
f2fs-introduce-trace_f2fs_replace_atomic_write_block.patch
and it can be found in the queue-6.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 5a57da406bbc619a2965960cc8da4e7fb2271cf2
Author: Chao Yu <chao@xxxxxxxxxx>
Date: Mon Jan 9 11:44:49 2023 +0800
f2fs: introduce trace_f2fs_replace_atomic_write_block
[ Upstream commit 2f3a9ae990a7881c9a57a073bb52ebe34fdc3160 ]
Commit 3db1de0e582c ("f2fs: change the current atomic write way")
removed old tracepoints, but it missed to add new one, this patch
fixes to introduce trace_f2fs_replace_atomic_write_block to trace
atomic_write commit flow.
Fixes: 3db1de0e582c ("f2fs: change the current atomic write way")
Signed-off-by: Chao Yu <chao@xxxxxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index b019f63fd5403..af3059236f542 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -255,6 +255,9 @@ static int __replace_atomic_write_block(struct inode *inode, pgoff_t index,
}
f2fs_put_dnode(&dn);
+
+ trace_f2fs_replace_atomic_write_block(inode, F2FS_I(inode)->cow_inode,
+ index, *old_addr, new_addr, recover);
return 0;
}
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 31d994e6b4ca9..35ecb3118c7d5 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -1293,6 +1293,43 @@ DEFINE_EVENT(f2fs__page, f2fs_vm_page_mkwrite,
TP_ARGS(page, type)
);
+TRACE_EVENT(f2fs_replace_atomic_write_block,
+
+ TP_PROTO(struct inode *inode, struct inode *cow_inode, pgoff_t index,
+ block_t old_addr, block_t new_addr, bool recovery),
+
+ TP_ARGS(inode, cow_inode, index, old_addr, new_addr, recovery),
+
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(ino_t, ino)
+ __field(ino_t, cow_ino)
+ __field(pgoff_t, index)
+ __field(block_t, old_addr)
+ __field(block_t, new_addr)
+ __field(bool, recovery)
+ ),
+
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->cow_ino = cow_inode->i_ino;
+ __entry->index = index;
+ __entry->old_addr = old_addr;
+ __entry->new_addr = new_addr;
+ __entry->recovery = recovery;
+ ),
+
+ TP_printk("dev = (%d,%d), ino = %lu, cow_ino = %lu, index = %lu, "
+ "old_addr = 0x%llx, new_addr = 0x%llx, recovery = %d",
+ show_dev_ino(__entry),
+ __entry->cow_ino,
+ (unsigned long)__entry->index,
+ (unsigned long long)__entry->old_addr,
+ (unsigned long long)__entry->new_addr,
+ __entry->recovery)
+);
+
TRACE_EVENT(f2fs_filemap_fault,
TP_PROTO(struct inode *inode, pgoff_t index, unsigned long ret),
