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Btrfs: self-tests: Support non-4k page size

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self-tests code assumes 4k as the sectorsize and nodesize. This commit
fix hardcoded 4K. Enables the self-tests code to be executed on non-4k
page sized systems (e.g. ppc64).

Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Feifei Xu <xufeifei@linux.vnet.ibm.com>
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Feifei Xu
2016-06-01 19:18:25 +08:00
committed by David Sterba
parent 0ef6447a3d
commit b9ef22dedd
15 changed files with 357 additions and 293 deletions
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10
fs/btrfs/extent_io.c
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@@ -4718,16 +4718,16 @@ err:
}
struct extent_buffer *alloc_dummy_extent_buffer(struct btrfs_fs_info *fs_info,
u64 start)
u64 start, u32 nodesize)
{
unsigned long len;
if (!fs_info) {
/*
* Called only from tests that don't always have a fs_info
* available, but we know that nodesize is 4096
* available
*/
len = 4096;
len = nodesize;
} else {
len = fs_info->tree_root->nodesize;
}
@@ -4823,7 +4823,7 @@ struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
u64 start)
u64 start, u32 nodesize)
{
struct extent_buffer *eb, *exists = NULL;
int ret;
@@ -4831,7 +4831,7 @@ struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
eb = find_extent_buffer(fs_info, start);
if (eb)
return eb;
eb = alloc_dummy_extent_buffer(fs_info, start);
eb = alloc_dummy_extent_buffer(fs_info, start, nodesize);
if (!eb)
return NULL;
eb->fs_info = fs_info;