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| /openbmc/linux/fs/btrfs/ |
| H A D | disk-io.c | eca0f6f6 Thu Mar 25 02:14:40 CDT 2021 Qu Wenruo <wqu@suse.com> btrfs: subpage: support metadata checksum calculation at write time
Add a new helper, csum_dirty_subpage_buffers(), to iterate through all
dirty extent buffers in one bvec.
Also extract the code of calculating csum for one extent buffer into
csum_one_extent_buffer(), so that both the existing csum_dirty_buffer()
and the new csum_dirty_subpage_buffers() can reuse the same routine.
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
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