1 files changed, 0 insertions, 116 deletions
diff --git a/fs/btrfs/extent-io.c b/fs/btrfs/extent-io.c
index ccf4da3177c..774e29eb602 100644
--- a/fs/btrfs/extent-io.c
+++ b/fs/btrfs/extent-io.c
@@ -14,122 +14,6 @@
 #include "extent-io.h"
 #include "disk-io.h"
 
-u64 __btrfs_read_extent_inline(struct __btrfs_path *path,
-			     struct btrfs_file_extent_item *extent, u64 offset,
-			     u64 size, char *out)
-{
-	u32 clen, dlen, orig_size = size, res;
-	const char *cbuf;
-	char *dbuf;
-	const int data_off = offsetof(struct btrfs_file_extent_item,
-				      disk_bytenr);
-
-	clen = btrfs_path_item_size(path) - data_off;
-	cbuf = (const char *) extent + data_off;
-	dlen = extent->ram_bytes;
-
-	if (offset > dlen)
-		return -1ULL;
-
-	if (size > dlen - offset)
-		size = dlen - offset;
-
-	if (extent->compression == BTRFS_COMPRESS_NONE) {
-		memcpy(out, cbuf + offset, size);
-		return size;
-	}
-
-	if (dlen > orig_size) {
-		dbuf = malloc(dlen);
-		if (!dbuf)
-			return -1ULL;
-	} else {
-		dbuf = out;
-	}
-
-	res = btrfs_decompress(extent->compression, cbuf, clen, dbuf, dlen);
-	if (res == -1 || res != dlen)
-		goto err;
-
-	if (dlen > orig_size) {
-		memcpy(out, dbuf + offset, size);
-		free(dbuf);
-	} else if (offset) {
-		memmove(out, dbuf + offset, size);
-	}
-
-	return size;
-
-err:
-	if (dlen > orig_size)
-		free(dbuf);
-	return -1ULL;
-}
-
-u64 __btrfs_read_extent_reg(struct __btrfs_path *path,
-			  struct btrfs_file_extent_item *extent, u64 offset,
-			  u64 size, char *out)
-{
-	u64 physical, clen, dlen, orig_size = size;
-	u32 res;
-	char *cbuf, *dbuf;
-
-	clen = extent->disk_num_bytes;
-	dlen = extent->num_bytes;
-
-	if (offset > dlen)
-		return -1ULL;
-
-	if (size > dlen - offset)
-		size = dlen - offset;
-
-	/* sparse extent */
-	if (extent->disk_bytenr == 0) {
-		memset(out, 0, size);
-		return size;
-	}
-
-	physical = btrfs_map_logical_to_physical(extent->disk_bytenr);
-	if (physical == -1ULL)
-		return -1ULL;
-
-	if (extent->compression == BTRFS_COMPRESS_NONE) {
-		physical += extent->offset + offset;
-		if (!btrfs_devread(physical, size, out))
-			return -1ULL;
-
-		return size;
-	}
-
-	cbuf = malloc_cache_aligned(dlen > size ? clen + dlen : clen);
-	if (!cbuf)
-		return -1ULL;
-
-	if (dlen > orig_size)
-		dbuf = cbuf + clen;
-	else
-		dbuf = out;
-
-	if (!btrfs_devread(physical, clen, cbuf))
-		goto err;
-
-	res = btrfs_decompress(extent->compression, cbuf, clen, dbuf, dlen);
-	if (res == -1)
-		goto err;
-
-	if (dlen > orig_size)
-		memcpy(out, dbuf + offset, size);
-	else
-		memmove(out, dbuf + offset, size);
-
-	free(cbuf);
-	return res;
-
-err:
-	free(cbuf);
-	return -1ULL;
-}
-
 void extent_io_tree_init(struct extent_io_tree *tree)
 {
 	cache_tree_init(&tree->state);