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ext4: convert ac_buddy_page to ac_buddy_folio

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This just carries around the bd_buddy_folio so should also be a folio.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Link: https://lore.kernel.org/r/20240416172900.244637-6-willy@infradead.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Matthew Wilcox (Oracle) 2024-04-16 18:28:58 +01:00 committed by Theodore Ts'o
parent ccedf35b5d
commit c84f1510fb
2 changed files with 5 additions and 5 deletions
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8
fs/ext4/mballoc.c
View File

@ -2163,8 +2163,8 @@ static void ext4_mb_use_best_found(struct ext4_allocation_context *ac,
*/
ac->ac_bitmap_folio = e4b->bd_bitmap_folio;
folio_get(ac->ac_bitmap_folio);
ac->ac_buddy_page = &e4b->bd_buddy_folio->page;
get_page(ac->ac_buddy_page);
ac->ac_buddy_folio = e4b->bd_buddy_folio;
folio_get(ac->ac_buddy_folio);
/* store last allocated for subsequent stream allocation */
if (ac->ac_flags & EXT4_MB_STREAM_ALLOC) {
spin_lock(&sbi->s_md_lock);
@ -6004,8 +6004,8 @@ static void ext4_mb_release_context(struct ext4_allocation_context *ac)
}
if (ac->ac_bitmap_folio)
folio_put(ac->ac_bitmap_folio);
if (ac->ac_buddy_page)
put_page(ac->ac_buddy_page);
if (ac->ac_buddy_folio)
folio_put(ac->ac_buddy_folio);
if (ac->ac_flags & EXT4_MB_HINT_GROUP_ALLOC)
mutex_unlock(&ac->ac_lg->lg_mutex);
ext4_mb_collect_stats(ac);

2
fs/ext4/mballoc.h
View File

@ -205,7 +205,7 @@ struct ext4_allocation_context {
* N > 0, the field stores N, otherwise 0 */
__u8 ac_op; /* operation, for history only */
struct folio *ac_bitmap_folio;
struct page *ac_buddy_page;
struct folio *ac_buddy_folio;
struct ext4_prealloc_space *ac_pa;
struct ext4_locality_group *ac_lg;
};