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ext4: rename ext4_mb_release_desc() to ext4_mb_unload_buddy() 

This function cleans up after ext4_mb_load_buddy(), so the renaming
makes the code clearer.

Signed-off-by: Jing Zhang <zj.barak@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Jing Zhang 2010-05-14 00:00:00 -04:00 committed by Theodore Ts'o
parent 62e823a2cb
commit e39e07fdfd
1 changed files with 12 additions and 12 deletions
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24
fs/ext4/mballoc.c
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@ -1150,7 +1150,7 @@ err:
return ret;
}
static void ext4_mb_release_desc(struct ext4_buddy *e4b)
static void ext4_mb_unload_buddy(struct ext4_buddy *e4b)
{
if (e4b->bd_bitmap_page)
page_cache_release(e4b->bd_bitmap_page);
@ -1617,7 +1617,7 @@ int ext4_mb_try_best_found(struct ext4_allocation_context *ac,
}
ext4_unlock_group(ac->ac_sb, group);
ext4_mb_release_desc(e4b);
ext4_mb_unload_buddy(e4b);
return 0;
}
@ -1672,7 +1672,7 @@ int ext4_mb_find_by_goal(struct ext4_allocation_context *ac,
ext4_mb_use_best_found(ac, e4b);
}
ext4_unlock_group(ac->ac_sb, group);
ext4_mb_release_desc(e4b);
ext4_mb_unload_buddy(e4b);
return 0;
}
@ -2042,7 +2042,7 @@ repeat:
if (!ext4_mb_good_group(ac, group, cr)) {
/* someone did allocation from this group */
ext4_unlock_group(sb, group);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
continue;
}
@ -2056,7 +2056,7 @@ repeat:
ext4_mb_complex_scan_group(ac, &e4b);
ext4_unlock_group(sb, group);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
if (ac->ac_status != AC_STATUS_CONTINUE)
break;
@ -2146,7 +2146,7 @@ static int ext4_mb_seq_groups_show(struct seq_file *seq, void *v)
ext4_lock_group(sb, group);
memcpy(&sg, ext4_get_group_info(sb, group), i);
ext4_unlock_group(sb, group);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
seq_printf(seq, "#%-5u: %-5u %-5u %-5u [", group, sg.info.bb_free,
sg.info.bb_fragments, sg.info.bb_first_free);
@ -2566,7 +2566,7 @@ static void release_blocks_on_commit(journal_t *journal, transaction_t *txn)
}
ext4_unlock_group(sb, entry->group);
kmem_cache_free(ext4_free_ext_cachep, entry);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
}
mb_debug(1, "freed %u blocks in %u structures\n", count, count2);
@ -3695,7 +3695,7 @@ out:
ext4_unlock_group(sb, group);
if (ac)
kmem_cache_free(ext4_ac_cachep, ac);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
put_bh(bitmap_bh);
return free;
}
@ -3799,7 +3799,7 @@ repeat:
if (bitmap_bh == NULL) {
ext4_error(sb, "Error reading block bitmap for %u",
group);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
continue;
}
@ -3808,7 +3808,7 @@ repeat:
ext4_mb_release_inode_pa(&e4b, bitmap_bh, pa, ac);
ext4_unlock_group(sb, group);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
put_bh(bitmap_bh);
list_del(&pa->u.pa_tmp_list);
@ -4072,7 +4072,7 @@ ext4_mb_discard_lg_preallocations(struct super_block *sb,
ext4_mb_release_group_pa(&e4b, pa, ac);
ext4_unlock_group(sb, group);
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
list_del(&pa->u.pa_tmp_list);
call_rcu(&(pa)->u.pa_rcu, ext4_mb_pa_callback);
}
@ -4608,7 +4608,7 @@ do_more:
atomic_add(count, &sbi->s_flex_groups[flex_group].free_blocks);
}
ext4_mb_release_desc(&e4b);
ext4_mb_unload_buddy(&e4b);
freed += count;