iomap: add pos and dirty_len into trace_iomap_writepage_map

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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>

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Zhang Yi 2024-02-20 19:57:59 +08:00 • committed by Christian Brauner

parent 19871b5c7a

commit 54943abce0

2 changed files with 43 additions and 2 deletions

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2

fs/iomap/buffered-io.c

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43

fs/iomap/trace.h

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