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| author | Zhang Yi <yi.zhang@huawei.com> | 2024-02-20 19:57:59 +0800 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2024-02-21 08:35:20 +0100 |
| commit | 54943abce0927156ba9909f1a533b25410bfe2ca (patch) | |
| tree | f85e5df8ee99ed436a7309c2a2faa666f180a4e8 /fs/iomap/buffered-io.c | |
| parent | 19871b5c7a003946d3cd4209a348ab7c0df5dbad (diff) | |
| download | lwn-54943abce0927156ba9909f1a533b25410bfe2ca.tar.gz lwn-54943abce0927156ba9909f1a533b25410bfe2ca.zip | |
iomap: add pos and dirty_len into trace_iomap_writepage_map
Since commit fd07e0aa23c4 ("iomap: map multiple blocks at a time"), we
could map multi-blocks once a time, and the dirty_len indicates the
expected map length, map_len won't large than it. The pos and dirty_len
means the dirty range that should be mapped to write, add them into
trace_iomap_writepage_map() could be more useful for debug.
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://lore.kernel.org/r/20240220115759.3445025-1-yi.zhang@huaweicloud.com
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/iomap/buffered-io.c')
| -rw-r--r-- | fs/iomap/buffered-io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 2ad0e287c704..ae4e2026e59e 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -1776,7 +1776,7 @@ static int iomap_writepage_map_blocks(struct iomap_writepage_ctx *wpc, error = wpc->ops->map_blocks(wpc, inode, pos, dirty_len); if (error) break; - trace_iomap_writepage_map(inode, &wpc->iomap); + trace_iomap_writepage_map(inode, pos, dirty_len, &wpc->iomap); map_len = min_t(u64, dirty_len, wpc->iomap.offset + wpc->iomap.length - pos); |