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btrfs: constify structs with op functions or static definitions

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There are some op tables that can be easily made const, similarly the
sysfs feature and raid tables. This is motivated by PaX CONSTIFY plugin.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba
2015-01-02 18:23:10 +01:00
parent f749303bda
commit e8c9f18603
10 changed files with 13 additions and 11 deletions
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2
fs/btrfs/extent_io.h
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@@ -97,7 +97,7 @@ struct extent_io_tree {
u64 dirty_bytes;
int track_uptodate;
spinlock_t lock;
struct extent_io_ops *ops;
const struct extent_io_ops *ops;
};
struct extent_state {