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path: root/drivers/block/zram/zcomp_lz4.c
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Diffstat (limited to 'drivers/block/zram/zcomp_lz4.c')
-rw-r--r--drivers/block/zram/zcomp_lz4.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/block/zram/zcomp_lz4.c b/drivers/block/zram/zcomp_lz4.c
index f2afb7e988c3..0110086accba 100644
--- a/drivers/block/zram/zcomp_lz4.c
+++ b/drivers/block/zram/zcomp_lz4.c
@@ -10,17 +10,26 @@
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/lz4.h>
+#include <linux/vmalloc.h>
+#include <linux/mm.h>
#include "zcomp_lz4.h"
-static void *zcomp_lz4_create(void)
+static void *zcomp_lz4_create(gfp_t flags)
{
- return kzalloc(LZ4_MEM_COMPRESS, GFP_KERNEL);
+ void *ret;
+
+ ret = kmalloc(LZ4_MEM_COMPRESS, flags);
+ if (!ret)
+ ret = __vmalloc(LZ4_MEM_COMPRESS,
+ flags | __GFP_HIGHMEM,
+ PAGE_KERNEL);
+ return ret;
}
static void zcomp_lz4_destroy(void *private)
{
- kfree(private);
+ kvfree(private);
}
static int zcomp_lz4_compress(const unsigned char *src, unsigned char *dst,