* [merged] mm-zsmallocc-improve-readability-for-async_free_zspage.patch removed from -mm tree
@ 2021-07-06 19:20 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2021-07-06 19:20 UTC (permalink / raw)
To: linmiaohe, minchan, mm-commits, ngupta, senozhatsky
The patch titled
Subject: mm/zsmalloc.c: improve readability for async_free_zspage()
has been removed from the -mm tree. Its filename was
mm-zsmallocc-improve-readability-for-async_free_zspage.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Miaohe Lin <linmiaohe@huawei.com>
Subject: mm/zsmalloc.c: improve readability for async_free_zspage()
The class is extracted from pool->size_class[class_idx] again before
calling __free_zspage(). It looks like class will change after we fetch
the class lock. But this is misleading as class will stay unchanged.
Link: https://lkml.kernel.org/r/20210624123930.1769093-4-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/zsmalloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/zsmalloc.c~mm-zsmallocc-improve-readability-for-async_free_zspage
+++ a/mm/zsmalloc.c
@@ -2162,7 +2162,7 @@ static void async_free_zspage(struct wor
VM_BUG_ON(fullness != ZS_EMPTY);
class = pool->size_class[class_idx];
spin_lock(&class->lock);
- __free_zspage(pool, pool->size_class[class_idx], zspage);
+ __free_zspage(pool, class, zspage);
spin_unlock(&class->lock);
}
};
_
Patches currently in -mm which might be from linmiaohe@huawei.com are
mm-zsmallocc-combine-two-atomic-ops-in-zs_pool_dec_isolated.patch
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2021-07-06 19:20 [merged] mm-zsmallocc-improve-readability-for-async_free_zspage.patch removed from -mm tree akpm
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