diff options
Diffstat (limited to 'fs/ext4/mballoc.c')
-rw-r--r-- | fs/ext4/mballoc.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index bde9d0b170c2..b423a364dca3 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c | |||
@@ -2535,6 +2535,17 @@ static void release_blocks_on_commit(journal_t *journal, transaction_t *txn) | |||
2535 | mb_debug(1, "gonna free %u blocks in group %u (0x%p):", | 2535 | mb_debug(1, "gonna free %u blocks in group %u (0x%p):", |
2536 | entry->count, entry->group, entry); | 2536 | entry->count, entry->group, entry); |
2537 | 2537 | ||
2538 | if (test_opt(sb, DISCARD)) { | ||
2539 | ext4_fsblk_t discard_block; | ||
2540 | |||
2541 | discard_block = entry->start_blk + | ||
2542 | ext4_group_first_block_no(sb, entry->group); | ||
2543 | trace_ext4_discard_blocks(sb, | ||
2544 | (unsigned long long)discard_block, | ||
2545 | entry->count); | ||
2546 | sb_issue_discard(sb, discard_block, entry->count); | ||
2547 | } | ||
2548 | |||
2538 | err = ext4_mb_load_buddy(sb, entry->group, &e4b); | 2549 | err = ext4_mb_load_buddy(sb, entry->group, &e4b); |
2539 | /* we expect to find existing buddy because it's pinned */ | 2550 | /* we expect to find existing buddy because it's pinned */ |
2540 | BUG_ON(err != 0); | 2551 | BUG_ON(err != 0); |
@@ -2556,16 +2567,6 @@ static void release_blocks_on_commit(journal_t *journal, transaction_t *txn) | |||
2556 | page_cache_release(e4b.bd_bitmap_page); | 2567 | page_cache_release(e4b.bd_bitmap_page); |
2557 | } | 2568 | } |
2558 | ext4_unlock_group(sb, entry->group); | 2569 | ext4_unlock_group(sb, entry->group); |
2559 | if (test_opt(sb, DISCARD)) { | ||
2560 | ext4_fsblk_t discard_block; | ||
2561 | |||
2562 | discard_block = entry->start_blk + | ||
2563 | ext4_group_first_block_no(sb, entry->group); | ||
2564 | trace_ext4_discard_blocks(sb, | ||
2565 | (unsigned long long)discard_block, | ||
2566 | entry->count); | ||
2567 | sb_issue_discard(sb, discard_block, entry->count); | ||
2568 | } | ||
2569 | kmem_cache_free(ext4_free_ext_cachep, entry); | 2570 | kmem_cache_free(ext4_free_ext_cachep, entry); |
2570 | ext4_mb_release_desc(&e4b); | 2571 | ext4_mb_release_desc(&e4b); |
2571 | } | 2572 | } |