btrfs: sink blocksize parameter to readahead_tree_block

All callers pass nodesize.

Signed-off-by: David Sterba <dsterba@suse.cz>

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 14a72ed..50eca33 100644 (file)
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -2282,7 +2282,7 @@ static void reada_for_search(struct btrfs_root *root,
                if ((search <= target && target - search <= 65536) ||
                    (search > target && search - target <= 65536)) {
                        gen = btrfs_node_ptr_generation(node, nr);
-                       readahead_tree_block(root, search, blocksize);
+                       readahead_tree_block(root, search);
                        nread += blocksize;
                }
                nscan++;
@@ -2301,7 +2301,6 @@ static noinline void reada_for_balance(struct btrfs_root *root,
        u64 gen;
        u64 block1 = 0;
        u64 block2 = 0;
-       int blocksize;
 
        parent = path->nodes[level + 1];
        if (!parent)
@@ -2309,7 +2308,6 @@ static noinline void reada_for_balance(struct btrfs_root *root,
 
        nritems = btrfs_header_nritems(parent);
        slot = path->slots[level + 1];
-       blocksize = root->nodesize;
 
        if (slot > 0) {
                block1 = btrfs_node_blockptr(parent, slot - 1);
@@ -2334,9 +2332,9 @@ static noinline void reada_for_balance(struct btrfs_root *root,
        }
 
        if (block1)
-               readahead_tree_block(root, block1, blocksize);
+               readahead_tree_block(root, block1);
        if (block2)
-               readahead_tree_block(root, block2, blocksize);
+               readahead_tree_block(root, block2);
 }
 
 

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 3096512..be9d7c6 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1073,12 +1073,12 @@ static const struct address_space_operations btree_aops = {
        .set_page_dirty = btree_set_page_dirty,
 };
 
-void readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize)
+void readahead_tree_block(struct btrfs_root *root, u64 bytenr)
 {
        struct extent_buffer *buf = NULL;
        struct inode *btree_inode = root->fs_info->btree_inode;
 
-       buf = btrfs_find_create_tree_block(root, bytenr, blocksize);
+       buf = btrfs_find_create_tree_block(root, bytenr, root->nodesize);
        if (!buf)
                return;
        read_extent_buffer_pages(&BTRFS_I(btree_inode)->io_tree,

diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 4146518..9cf4359 100644 (file)
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -46,7 +46,7 @@ struct btrfs_fs_devices;
 
 struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
                                      u64 parent_transid);
-void readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize);
+void readahead_tree_block(struct btrfs_root *root, u64 bytenr);
 int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr, u32 blocksize,
                         int mirror_num, struct extent_buffer **eb);
 struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 222d6ae..c025751 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7485,7 +7485,7 @@ static noinline void reada_walk_down(struct btrfs_trans_handle *trans,
                                continue;
                }
 reada:
-               readahead_tree_block(root, bytenr, blocksize);
+               readahead_tree_block(root, bytenr);
                nread++;
        }
        wc->reada_slot = slot;

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 74257d6..cb5d446 100644 (file)
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -2965,8 +2965,7 @@ int relocate_tree_blocks(struct btrfs_trans_handle *trans,
        while (rb_node) {
                block = rb_entry(rb_node, struct tree_block, rb_node);
                if (!block->key_ready)
-                       readahead_tree_block(rc->extent_root, block->bytenr,
-                                       block->key.objectid);
+                       readahead_tree_block(rc->extent_root, block->bytenr);
                rb_node = rb_next(rb_node);
        }