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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-09-07 14:18:36 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-09-07 14:18:36 -0700 |
commit | 7e66eaf14e19c032433be7c4df3c892fa2a5282f (patch) | |
tree | 56b0d5f9d16eb18744e102f3f216715196cd62e6 /fs/reiserfs/bitmap.c | |
parent | d3654d7ef3adad0083525cfb6fe27be62cb83d0d (diff) | |
parent | c6a389f123b9f68d605bb7e0f9b32ec1e3e14132 (diff) |
Merge commit 'v3.1-rc4' into next
Diffstat (limited to 'fs/reiserfs/bitmap.c')
-rw-r--r-- | fs/reiserfs/bitmap.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/reiserfs/bitmap.c b/fs/reiserfs/bitmap.c index 483442e66ed..d1aca1df4f9 100644 --- a/fs/reiserfs/bitmap.c +++ b/fs/reiserfs/bitmap.c @@ -214,7 +214,7 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th, } /* otherwise we clear all bit were set ... */ while (--i >= *beg) - reiserfs_test_and_clear_le_bit + reiserfs_clear_le_bit (i, bh->b_data); reiserfs_restore_prepared_buffer(s, bh); *beg = org; @@ -1222,15 +1222,11 @@ void reiserfs_cache_bitmap_metadata(struct super_block *sb, info->free_count = 0; while (--cur >= (unsigned long *)bh->b_data) { - int i; - /* 0 and ~0 are special, we can optimize for them */ if (*cur == 0) info->free_count += BITS_PER_LONG; else if (*cur != ~0L) /* A mix, investigate */ - for (i = BITS_PER_LONG - 1; i >= 0; i--) - if (!reiserfs_test_le_bit(i, cur)) - info->free_count++; + info->free_count += BITS_PER_LONG - hweight_long(*cur); } } |