btrfs: reset device stat using btrfs_dev_stat_set

btrfs_dev_stat_reset() is an overdo in terms of wrapping. So this patch
open codes btrfs_dev_stat_reset().

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index cb9dcdffe43444682b31208a003204a7d32e8951..a9920bce7bcdb3c5b0038b9356e398b5d273889d 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -7303,7 +7303,7 @@ static void __btrfs_reset_dev_stats(struct btrfs_device *dev)
        int i;
 
        for (i = 0; i < BTRFS_DEV_STAT_VALUES_MAX; i++)
-               btrfs_dev_stat_reset(dev, i);
+               btrfs_dev_stat_set(dev, i, 0);
 }
 
 int btrfs_init_dev_stats(struct btrfs_fs_info *fs_info)
@@ -7353,7 +7353,7 @@ int btrfs_init_dev_stats(struct btrfs_fs_info *fs_info)
                                btrfs_dev_stat_set(device, i,
                                        btrfs_dev_stats_value(eb, ptr, i));
                        else
-                               btrfs_dev_stat_reset(device, i);
+                               btrfs_dev_stat_set(device, i, 0);
                }
 
                device->dev_stats_valid = 1;
@@ -7536,7 +7536,7 @@ int btrfs_get_dev_stats(struct btrfs_fs_info *fs_info,
                                stats->values[i] =
                                        btrfs_dev_stat_read_and_reset(dev, i);
                        else
-                               btrfs_dev_stat_reset(dev, i);
+                               btrfs_dev_stat_set(dev, i, 0);
                }
        } else {
                for (i = 0; i < BTRFS_DEV_STAT_VALUES_MAX; i++)

diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 081cb734a239ef62848a7daa6a31a209033807c3..a7da1f3e362758d44c6500785b2150a4e29d3388 100644 (file)
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -547,12 +547,6 @@ static inline void btrfs_dev_stat_set(struct btrfs_device *dev,
        atomic_inc(&dev->dev_stats_ccnt);
 }
 
-static inline void btrfs_dev_stat_reset(struct btrfs_device *dev,
-                                       int index)
-{
-       btrfs_dev_stat_set(dev, index, 0);
-}
-
 /*
  * Convert block group flags (BTRFS_BLOCK_GROUP_*) to btrfs_raid_types, which
  * can be used as index to access btrfs_raid_array[].