btrfs-progs: don't replicate the stripe_len defines

a clean up patch, the BTRFS_STRIPE_LEN is been duplicated across
btrfs-progs, the kernel defines it in volume.h so do the same
for progs.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
master
Anand Jain 2013-12-16 20:33:57 +08:00 committed by Chris Mason
parent 3cae13ee93
commit 5e5fd1b9ed
3 changed files with 11 additions and 11 deletions

View File

@ -43,7 +43,6 @@
#include <ext2fs/ext2_ext_attr.h>
#define INO_OFFSET (BTRFS_FIRST_FREE_OBJECTID - EXT2_ROOT_INO)
#define STRIPE_LEN (64 * 1024)
#define EXT2_IMAGE_SUBVOL_OBJECTID BTRFS_FIRST_FREE_OBJECTID
/*
@ -134,11 +133,11 @@ static int cache_free_extents(struct btrfs_root *root, ext2_filsys ext2_fs)
for (i = 0; i < BTRFS_SUPER_MIRROR_MAX; i++) {
bytenr = btrfs_sb_offset(i);
bytenr &= ~((u64)STRIPE_LEN - 1);
bytenr &= ~((u64)BTRFS_STRIPE_LEN - 1);
if (bytenr >= blocksize * ext2_fs->super->s_blocks_count)
break;
clear_extent_dirty(&root->fs_info->free_space_cache, bytenr,
bytenr + STRIPE_LEN - 1, 0);
bytenr + BTRFS_STRIPE_LEN - 1, 0);
}
clear_extent_dirty(&root->fs_info->free_space_cache,
@ -207,9 +206,9 @@ static int intersect_with_sb(u64 bytenr, u64 num_bytes)
for (i = 0; i < BTRFS_SUPER_MIRROR_MAX; i++) {
offset = btrfs_sb_offset(i);
offset &= ~((u64)STRIPE_LEN - 1);
offset &= ~((u64)BTRFS_STRIPE_LEN - 1);
if (bytenr < offset + STRIPE_LEN &&
if (bytenr < offset + BTRFS_STRIPE_LEN &&
bytenr + num_bytes > offset)
return 1;
}
@ -450,8 +449,8 @@ static int block_iterate_proc(ext2_filsys ext2_fs,
}
if (sb_region) {
bytenr += STRIPE_LEN - 1;
bytenr &= ~((u64)STRIPE_LEN - 1);
bytenr += BTRFS_STRIPE_LEN - 1;
bytenr &= ~((u64)BTRFS_STRIPE_LEN - 1);
} else {
cache = btrfs_lookup_block_group(root->fs_info, bytenr);
BUG_ON(!cache);
@ -1520,7 +1519,7 @@ static int create_chunk_mapping(struct btrfs_trans_handle *trans,
btrfs_set_stack_chunk_length(&chunk, cache->key.offset);
btrfs_set_stack_chunk_owner(&chunk,
extent_root->root_key.objectid);
btrfs_set_stack_chunk_stripe_len(&chunk, STRIPE_LEN);
btrfs_set_stack_chunk_stripe_len(&chunk, BTRFS_STRIPE_LEN);
btrfs_set_stack_chunk_type(&chunk, cache->flags);
btrfs_set_stack_chunk_io_align(&chunk, device->io_align);
btrfs_set_stack_chunk_io_width(&chunk, device->io_width);
@ -2096,10 +2095,10 @@ static int cleanup_sys_chunk(struct btrfs_root *fs_root,
}
for (i = 0; i < BTRFS_SUPER_MIRROR_MAX; i++) {
offset = btrfs_sb_offset(i);
offset &= ~((u64)STRIPE_LEN - 1);
offset &= ~((u64)BTRFS_STRIPE_LEN - 1);
ret = relocate_extents_range(fs_root, ext2_root,
offset, offset + STRIPE_LEN);
offset, offset + BTRFS_STRIPE_LEN);
if (ret)
goto fail;
}

View File

@ -42,7 +42,6 @@
#include "btrfsck.h"
#include "commands.h"
#define BTRFS_STRIPE_LEN (64 * 1024)
#define BTRFS_NUM_MIRRORS 2
struct recover_control {

View File

@ -19,6 +19,8 @@
#ifndef __BTRFS_VOLUMES_
#define __BTRFS_VOLUMES_
#define BTRFS_STRIPE_LEN (64 * 1024)
struct btrfs_device {
struct list_head dev_list;
struct btrfs_root *dev_root;