Lines Matching refs:kaddr
110 char *kaddr; in check_compressed_csum() local
121 kaddr = kmap_atomic(page); in check_compressed_csum()
122 csum = btrfs_csum_data(kaddr, csum, PAGE_CACHE_SIZE); in check_compressed_csum()
124 kunmap_atomic(kaddr); in check_compressed_csum()
993 char *kaddr; in btrfs_decompress_buf2page() local
1023 kaddr = kmap_atomic(page_out); in btrfs_decompress_buf2page()
1024 memcpy(kaddr + *pg_offset, buf + buf_offset, bytes); in btrfs_decompress_buf2page()
1025 kunmap_atomic(kaddr); in btrfs_decompress_buf2page()
1087 char *kaddr; in btrfs_clear_biovec_end() local
1089 kaddr = kmap_atomic(page); in btrfs_clear_biovec_end()
1090 memset(kaddr + pg_offset, 0, bytes); in btrfs_clear_biovec_end()
1091 kunmap_atomic(kaddr); in btrfs_clear_biovec_end()