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authorFeifei Xu <xufeifei@linux.vnet.ibm.com>2016-06-01 13:18:25 +0200
committerDavid Sterba <dsterba@suse.com>2016-06-02 19:23:14 +0200
commitb9ef22dedde08ab1b4ccd5f53344984c4dcb89f4 (patch)
tree82c6a1483dfdd040c1e0cdb7a9bfec06d351cd3a /fs/btrfs/extent_io.c
parentBtrfs: Fix integer overflow when calculating bytes_per_bitmap (diff)
downloadlinux-b9ef22dedde08ab1b4ccd5f53344984c4dcb89f4.tar.xz
linux-b9ef22dedde08ab1b4ccd5f53344984c4dcb89f4.zip
Btrfs: self-tests: Support non-4k page size
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>
Diffstat (limited to 'fs/btrfs/extent_io.c')
-rw-r--r--fs/btrfs/extent_io.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 3cd57825c75f..b0a554d4204a 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -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;