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-rw-r--r--block/blk-cgroup.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h
index 1add3dcfc19d..2060d812ae8e 100644
--- a/block/blk-cgroup.h
+++ b/block/blk-cgroup.h
@@ -58,14 +58,17 @@ enum stat_type {
/* Per cpu stats */
enum stat_type_cpu {
- BLKIO_STAT_CPU_SECTORS,
/* Total bytes transferred */
BLKIO_STAT_CPU_SERVICE_BYTES,
/* Total IOs serviced, post merge */
BLKIO_STAT_CPU_SERVICED,
- BLKIO_STAT_CPU_NR
+
+ /* All the single valued stats go below this */
+ BLKIO_STAT_CPU_SECTORS,
};
+#define BLKIO_STAT_CPU_ARR_NR (BLKIO_STAT_CPU_SERVICED + 1)
+
enum stat_sub_type {
BLKIO_STAT_READ = 0,
BLKIO_STAT_WRITE,
@@ -167,7 +170,7 @@ struct blkio_group_stats {
/* Per cpu blkio group stats */
struct blkio_group_stats_cpu {
uint64_t sectors;
- uint64_t stat_arr_cpu[BLKIO_STAT_CPU_NR][BLKIO_STAT_TOTAL];
+ uint64_t stat_arr_cpu[BLKIO_STAT_CPU_ARR_NR][BLKIO_STAT_TOTAL];
struct u64_stats_sync syncp;
};