btrfs: constify extent_buffer in the API functions

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There are many helpers around extent buffers, found in extent_io.h and
ctree.h. Most of them can be converted to take constified eb as there
are no changes to the extent buffer structure itself but rather the
pages.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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This commit is contained in:

David Sterba 2020-04-29 03:04:10 +02:00

parent db3756c879

commit 2b48966a4d

4 changed files with 63 additions and 55 deletions

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28

fs/btrfs/ctree.h

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44

fs/btrfs/extent_io.c

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44

fs/btrfs/extent_io.h

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2

fs/btrfs/struct-funcs.c

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