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| author | Feifei Xu <xufeifei@linux.vnet.ibm.com> | 2016-06-01 14:18:29 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-06-06 18:17:12 +0300 |
| commit | 36b3dc05b4650e81eca7d60d548a92b014595eb1 (patch) | |
| tree | 2525d9356cf030201e1541e81caccd07f9be2d44 /fs | |
| parent | ef9f2db365c31433e52b0c5863793273bb632666 (diff) | |
| download | linux-36b3dc05b4650e81eca7d60d548a92b014595eb1.tar.xz | |
Btrfs: self-tests: Fix test_bitmaps fail on 64k sectorsize
With 64K sectorsize, 1G sized block group cannot span across bitmaps.
To execute test_bitmaps() function, this commit allocates
"BITS_PER_BITMAP * sectorsize + PAGE_SIZE" sized block group.
Reviewed-by: Josef Bacik <jbacik@fb.com>
Reviewed-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: Feifei Xu <xufeifei@linux.vnet.ibm.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/tests/free-space-tests.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/btrfs/tests/free-space-tests.c b/fs/btrfs/tests/free-space-tests.c index 029343b3e854..3956bb2ff84c 100644 --- a/fs/btrfs/tests/free-space-tests.c +++ b/fs/btrfs/tests/free-space-tests.c @@ -843,7 +843,13 @@ int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize) test_msg("Running btrfs free space cache tests\n"); - cache = btrfs_alloc_dummy_block_group(1024 * 1024 * 1024, sectorsize); + /* + * For ppc64 (with 64k page size), bytes per bitmap might be + * larger than 1G. To make bitmap test available in ppc64, + * alloc dummy block group whose size cross bitmaps. + */ + cache = btrfs_alloc_dummy_block_group(BITS_PER_BITMAP * sectorsize + + PAGE_SIZE, sectorsize); if (!cache) { test_msg("Couldn't run the tests\n"); return 0; |