From: Sergey Senozhatsky Date: Mon, 3 Mar 2025 02:03:16 +0000 (+0900) Subject: zram: remove writestall zram_stats member X-Git-Tag: v6.15-rc1~81^2~259 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f3b0c6c8996a8b4e717f71e13ebb7501841f0eb7;p=thirdparty%2Fkernel%2Flinux.git zram: remove writestall zram_stats member There is no zsmalloc handle allocation slow path now and writestall is not possible any longer. Remove it from zram_stats. Link: https://lkml.kernel.org/r/20250303022425.285971-8-senozhatsky@chromium.org Signed-off-by: Sergey Senozhatsky Cc: Hillf Danton Cc: Kairui Song Cc: Minchan Kim Cc: Sebastian Andrzej Siewior Cc: Yosry Ahmed Signed-off-by: Andrew Morton --- diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 249a936b6aac3..fc9321af3ef45 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1437,9 +1437,8 @@ static ssize_t debug_stat_show(struct device *dev, down_read(&zram->init_lock); ret = scnprintf(buf, PAGE_SIZE, - "version: %d\n%8llu %8llu\n", + "version: %d\n0 %8llu\n", version, - (u64)atomic64_read(&zram->stats.writestall), (u64)atomic64_read(&zram->stats.miss_free)); up_read(&zram->init_lock); diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index 7c11f9dab335f..6cee93f9c0d06 100644 --- a/drivers/block/zram/zram_drv.h +++ b/drivers/block/zram/zram_drv.h @@ -82,7 +82,6 @@ struct zram_stats { atomic64_t huge_pages_since; /* no. of huge pages since zram set up */ atomic64_t pages_stored; /* no. of pages currently stored */ atomic_long_t max_used_pages; /* no. of maximum pages stored */ - atomic64_t writestall; /* no. of write slow paths */ atomic64_t miss_free; /* no. of missed free */ #ifdef CONFIG_ZRAM_WRITEBACK atomic64_t bd_count; /* no. of pages in backing device */