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authorMiaohe Lin <linmiaohe@huawei.com>2022-04-28 23:16:05 -0700
committerakpm <akpm@linux-foundation.org>2022-04-28 23:16:05 -0700
commited0e5dcab3a76782f20189e844e6aeb6110c0706 (patch)
tree9a9b2b44ddac71cf44e86434120b636fc1d14997 /mm/z3fold.c
parent78da57d401f8ebe3c15e8e80047eefa87df69ca3 (diff)
mm/z3fold: minor clean up for z3fold_free
Use put_z3fold_header() to pair with get_z3fold_header. Also fix the wrong comments. Minor readability improvement. Link: https://lkml.kernel.org/r/20220308134311.59086-4-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/z3fold.c')
-rw-r--r--mm/z3fold.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/z3fold.c b/mm/z3fold.c
index 87689f50f709..eb89271aea83 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -1187,9 +1187,9 @@ headless:
* @handle: handle associated with the allocation returned by z3fold_alloc()
*
* In the case that the z3fold page in which the allocation resides is under
- * reclaim, as indicated by the PG_reclaim flag being set, this function
- * only sets the first|last_chunks to 0. The page is actually freed
- * once both buddies are evicted (see z3fold_reclaim_page() below).
+ * reclaim, as indicated by the PAGE_CLAIMED flag being set, this function
+ * only sets the first|middle|last_chunks to 0. The page is actually freed
+ * once all buddies are evicted (see z3fold_reclaim_page() below).
*/
static void z3fold_free(struct z3fold_pool *pool, unsigned long handle)
{
@@ -1247,7 +1247,7 @@ static void z3fold_free(struct z3fold_pool *pool, unsigned long handle)
}
if (page_claimed) {
/* the page has not been claimed by us */
- z3fold_page_unlock(zhdr);
+ put_z3fold_header(zhdr);
return;
}
if (test_and_set_bit(NEEDS_COMPACTING, &page->private)) {