diff options
Diffstat (limited to 'fs/btrfs/check-integrity.c')
| -rw-r--r-- | fs/btrfs/check-integrity.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c index 781cae168d2a..d319c3020c09 100644 --- a/fs/btrfs/check-integrity.c +++ b/fs/btrfs/check-integrity.c @@ -1202,24 +1202,24 @@ static void btrfsic_read_from_block_data( void *dstv, u32 offset, size_t len) { size_t cur; - size_t offset_in_page; + size_t pgoff; char *kaddr; char *dst = (char *)dstv; - size_t start_offset = block_ctx->start & ((u64)PAGE_SIZE - 1); + size_t start_offset = offset_in_page(block_ctx->start); unsigned long i = (start_offset + offset) >> PAGE_SHIFT; WARN_ON(offset + len > block_ctx->len); - offset_in_page = (start_offset + offset) & (PAGE_SIZE - 1); + pgoff = offset_in_page(start_offset + offset); while (len > 0) { - cur = min(len, ((size_t)PAGE_SIZE - offset_in_page)); + cur = min(len, ((size_t)PAGE_SIZE - pgoff)); BUG_ON(i >= DIV_ROUND_UP(block_ctx->len, PAGE_SIZE)); kaddr = block_ctx->datav[i]; - memcpy(dst, kaddr + offset_in_page, cur); + memcpy(dst, kaddr + pgoff, cur); dst += cur; len -= cur; - offset_in_page = 0; + pgoff = 0; i++; } } |