Messages in this thread Patch in this message | | | From | Huaisheng Ye <> | Subject | [RFC PATCH v3 5/9] drivers/block/zram/zram_drv: update usage of zone modifiers | Date | Thu, 24 May 2018 01:16:29 +0800 |
| |
From: Huaisheng Ye <yehs1@lenovo.com>
Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP bitmasks, the bottom three bits of GFP mask is reserved for storing encoded zone number.
__GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE and __GFP_MOVABLE flag.
With GFP_ZONE_TABLE, __GFP_HIGHMEM ORing __GFP_MOVABLE means gfp_zone should return ZONE_MOVABLE. In order to keep that compatible with GFP_ZONE_TABLE, replace (__GFP_HIGHMEM | __GFP_MOVABLE) with __GFP_ZONE_MOVABLE.
Signed-off-by: Huaisheng Ye <yehs1@lenovo.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Nitin Gupta <ngupta@vflare.org> Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> Cc: Christoph Hellwig <hch@infradead.org> --- drivers/block/zram/zram_drv.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 0f3fadd..1bb5ca8 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1004,14 +1004,12 @@ static int __zram_bvec_write(struct zram *zram, struct bio_vec *bvec, handle = zs_malloc(zram->mem_pool, comp_len, __GFP_KSWAPD_RECLAIM | __GFP_NOWARN | - __GFP_HIGHMEM | - __GFP_MOVABLE); + __GFP_ZONE_MOVABLE); if (!handle) { zcomp_stream_put(zram->comp); atomic64_inc(&zram->stats.writestall); handle = zs_malloc(zram->mem_pool, comp_len, - GFP_NOIO | __GFP_HIGHMEM | - __GFP_MOVABLE); + GFP_NOIO | __GFP_ZONE_MOVABLE); if (handle) goto compress_again; return -ENOMEM; -- 1.8.3.1
| |