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Message-ID: <20230614141338.3480029-1-senozhatsky@chromium.org>
Date: Wed, 14 Jun 2023 23:13:12 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: Andrew Morton <akpm@...ux-foundation.org>,
Minchan Kim <minchan@...nel.org>
Cc: Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org,
linux-block@...r.kernel.org,
Sergey Senozhatsky <senozhatsky@...omium.org>,
Brian Geffon <bgeffon@...gle.com>
Subject: [PATCH] zram: further limit recompression threshold
Recompression threshold should be below huge-size-class
watermark.
Suggested-by: Brian Geffon <bgeffon@...gle.com>
Signed-off-by: Sergey Senozhatsky <senozhatsky@...omium.org>
---
drivers/block/zram/zram_drv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 1867f378b319..5676e6dd5b16 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1753,7 +1753,7 @@ static ssize_t recompress_store(struct device *dev,
}
}
- if (threshold >= PAGE_SIZE)
+ if (threshold >= huge_class_size)
return -EINVAL;
down_read(&zram->init_lock);
--
2.41.0.162.gfafddb0af9-goog
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