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path: root/drivers/block/zram/zram_drv.h
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Diffstat (limited to 'drivers/block/zram/zram_drv.h')
-rw-r--r--drivers/block/zram/zram_drv.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h
index 4bd3afd15e83..f2fd46daa760 100644
--- a/drivers/block/zram/zram_drv.h
+++ b/drivers/block/zram/zram_drv.h
@@ -86,7 +86,6 @@ struct zram_stats {
 	atomic64_t bd_count;		/* no. of pages in backing device */
 	atomic64_t bd_reads;		/* no. of reads from backing device */
 	atomic64_t bd_writes;		/* no. of writes from backing device */
-	atomic64_t bd_wb_limit;		/* writeback limit of backing device */
 #endif
 };
 
@@ -114,8 +113,10 @@ struct zram {
 	 */
 	bool claim; /* Protected by bdev->bd_mutex */
 	struct file *backing_dev;
-	bool stop_writeback;
 #ifdef CONFIG_ZRAM_WRITEBACK
+	spinlock_t wb_limit_lock;
+	bool wb_limit_enable;
+	u64 bd_wb_limit;
 	struct block_device *bdev;
 	unsigned int old_block_size;
 	unsigned long *bitmap;