From 9d644a623ec48e28ca3887e616456aba63fd0558 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Fri, 20 Feb 2015 18:42:11 +0100 Subject: [PATCH] btrfs: cleanup, use correct type in div_u64_rem div_u64_rem expects u32 for divisior and reminder. Signed-off-by: David Sterba --- fs/btrfs/scrub.c | 6 +++--- fs/btrfs/volumes.c | 11 ++++++----- 2 files changed, 9 insertions(+), 8 deletions(-) diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index c21581e0be7a..0d1414659bc1 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -2318,7 +2318,7 @@ static inline void __scrub_mark_bitmap(struct scrub_parity *sparity, unsigned long *bitmap, u64 start, u64 len) { - int offset; + u32 offset; int nsectors; int sectorsize = sparity->sctx->dev_root->sectorsize; @@ -2611,8 +2611,8 @@ static int get_raid56_logic_offset(u64 physical, int num, int j = 0; u64 stripe_nr; u64 last_offset; - int stripe_index; - int rot; + u32 stripe_index; + u32 rot; last_offset = (physical - map->stripes[num].physical) * nr_data_stripes(map); diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index bf38ed09810a..3df83539f532 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -4953,7 +4953,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw, u64 stripe_nr_orig; u64 stripe_nr_end; u64 stripe_len; - int stripe_index; + u32 stripe_index; int i; int ret = 0; int num_stripes; @@ -5171,7 +5171,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw, } } else if (map->type & BTRFS_BLOCK_GROUP_RAID10) { - int factor = map->num_stripes / map->sub_stripes; + u32 factor = map->num_stripes / map->sub_stripes; stripe_nr = div_u64_rem(stripe_nr, factor, &stripe_index); stripe_index *= map->sub_stripes; @@ -5262,7 +5262,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw, need_raid_map && ((rw & (REQ_WRITE | REQ_GET_READ_MIRRORS)) || mirror_num > 1)) { u64 tmp; - int i, rot; + int i; + unsigned rot; bbio->raid_map = (u64 *)((void *)bbio->stripes + sizeof(struct btrfs_bio_stripe) * @@ -5285,8 +5286,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw, } if (rw & REQ_DISCARD) { - int factor = 0; - int sub_stripes = 0; + u32 factor = 0; + u32 sub_stripes = 0; u64 stripes_per_dev = 0; u32 remaining_stripes = 0; u32 last_stripe = 0; -- 2.20.1