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authorNikolay Borisov <nborisov@suse.com>2019-12-10 19:57:51 +0200
committerDavid Sterba <dsterba@suse.com>2020-01-23 17:24:34 +0100
commit96a14336bd8fc13cc3db036a5745acdf3bc185f4 (patch)
treef262d8e6ec364fac934c282fdbbcdb8a130d1285 /fs/btrfs/block-group.h
parent68c467cbb2f389b6c933e235bce0d1756fc8cc34 (diff)
btrfs: Move and unexport btrfs_rmap_block
It's used only during initial block group reading to map physical address of super block to a list of logical ones. Make it private to block-group.c, add proper kernel doc and ensure it's exported only for tests. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/block-group.h')
-rw-r--r--fs/btrfs/block-group.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/block-group.h b/fs/btrfs/block-group.h
index 5cf1ea33f284..107bb557ca8d 100644
--- a/fs/btrfs/block-group.h
+++ b/fs/btrfs/block-group.h
@@ -283,4 +283,9 @@ static inline int btrfs_block_group_done(struct btrfs_block_group *cache)
cache->cached == BTRFS_CACHE_ERROR;
}
+#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
+int btrfs_rmap_block(struct btrfs_fs_info *fs_info, u64 chunk_start,
+ u64 physical, u64 **logical, int *naddrs, int *stripe_len);
+#endif
+
#endif /* BTRFS_BLOCK_GROUP_H */