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Diffstat (limited to 'drivers/block/zram/zram_drv.h')
-rw-r--r--drivers/block/zram/zram_drv.h21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h
index b05a816b09ac..17056e589146 100644
--- a/drivers/block/zram/zram_drv.h
+++ b/drivers/block/zram/zram_drv.h
@@ -100,24 +100,25 @@ struct zram_meta {
struct zram {
struct zram_meta *meta;
- struct request_queue *queue;
- struct gendisk *disk;
struct zcomp *comp;
-
- /* Prevent concurrent execution of device init, reset and R/W request */
+ struct gendisk *disk;
+ /* Prevent concurrent execution of device init */
struct rw_semaphore init_lock;
/*
- * This is the limit on amount of *uncompressed* worth of data
- * we can store in a disk.
+ * the number of pages zram can consume for storing compressed data
*/
- u64 disksize; /* bytes */
+ unsigned long limit_pages;
int max_comp_streams;
+
struct zram_stats stats;
+ atomic_t refcount; /* refcount for zram_meta */
+ /* wait all IO under all of cpu are done */
+ wait_queue_head_t io_done;
/*
- * the number of pages zram can consume for storing compressed data
+ * This is the limit on amount of *uncompressed* worth of data
+ * we can store in a disk.
*/
- unsigned long limit_pages;
-
+ u64 disksize; /* bytes */
char compressor[10];
};
#endif