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authorChristoph Hellwig <hch@lst.de>2017-01-27 23:20:26 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2017-01-30 16:32:25 -0800
commit8ff6daa17b6a64e59bbabaa116b9bd854fa4da1f (patch)
tree2e3aff37a0a2d813849a5cd73641d3df29955fdc /fs/ext2
parentb6f41e448277ff080fea734b93121e6cd7513f0c (diff)
iomap: constify struct iomap_ops
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/ext2')
-rw-r--r--fs/ext2/ext2.h2
-rw-r--r--fs/ext2/inode.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 37e2be784ac7..5e64de9c5093 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -814,7 +814,7 @@ extern const struct file_operations ext2_file_operations;
/* inode.c */
extern const struct address_space_operations ext2_aops;
extern const struct address_space_operations ext2_nobh_aops;
-extern struct iomap_ops ext2_iomap_ops;
+extern const struct iomap_ops ext2_iomap_ops;
/* namei.c */
extern const struct inode_operations ext2_dir_inode_operations;
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index f073bfca694b..128cce540645 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -842,13 +842,13 @@ ext2_iomap_end(struct inode *inode, loff_t offset, loff_t length,
return 0;
}
-struct iomap_ops ext2_iomap_ops = {
+const struct iomap_ops ext2_iomap_ops = {
.iomap_begin = ext2_iomap_begin,
.iomap_end = ext2_iomap_end,
};
#else
/* Define empty ops for !CONFIG_FS_DAX case to avoid ugly ifdefs */
-struct iomap_ops ext2_iomap_ops;
+const struct iomap_ops ext2_iomap_ops;
#endif /* CONFIG_FS_DAX */
int ext2_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,