diff options
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index fced2b765..07b3675ea 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -2309,7 +2309,7 @@ static inline void f2fs_i_blocks_write(struct inode *, block_t, bool, bool); static inline int inc_valid_block_count(struct f2fs_sb_info *sbi, struct inode *inode, blkcnt_t *count, bool partial) { - blkcnt_t diff = 0, release = 0; + long long diff = 0, release = 0; block_t avail_user_block_count; int ret; @@ -2329,26 +2329,27 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi, percpu_counter_add(&sbi->alloc_valid_block_count, (*count)); spin_lock(&sbi->stat_lock); - sbi->total_valid_block_count += (block_t)(*count); - avail_user_block_count = get_available_block_count(sbi, inode, true); - if (unlikely(sbi->total_valid_block_count > avail_user_block_count)) { + avail_user_block_count = get_available_block_count(sbi, inode, true); + diff = (long long)sbi->total_valid_block_count + *count - + avail_user_block_count; + if (unlikely(diff > 0)) { if (!partial) { spin_unlock(&sbi->stat_lock); + release = *count; goto enospc; } - - diff = sbi->total_valid_block_count - avail_user_block_count; if (diff > *count) diff = *count; *count -= diff; release = diff; - sbi->total_valid_block_count -= diff; if (!*count) { spin_unlock(&sbi->stat_lock); goto enospc; } } + sbi->total_valid_block_count += (block_t)(*count); + spin_unlock(&sbi->stat_lock); if (unlikely(release)) { |