diff mbox series

[v2,5/8] mm/z3fold: remove confusing local variable l reassignment

Message ID 20220308134311.59086-6-linmiaohe@huawei.com (mailing list archive)
State New
Headers show
Series A few cleanup patches for z3fold | expand

Commit Message

Miaohe Lin March 8, 2022, 1:43 p.m. UTC 
The local variable l holds the address of unbuddied[i] which won't change
after we take the pool lock. Remove it to avoid confusion.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com>
---
 mm/z3fold.c | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/mm/z3fold.c b/mm/z3fold.c
index 2f848ea45b4d..adc0b3fa4906 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -876,7 +876,6 @@  static inline struct z3fold_header *__z3fold_alloc(struct z3fold_pool *pool,
 
 		/* Re-check under lock. */
 		spin_lock(&pool->lock);
-		l = &unbuddied[i];
 		if (unlikely(zhdr != list_first_entry(READ_ONCE(l),
 						struct z3fold_header, buddy)) ||
 		    !z3fold_page_trylock(zhdr)) {