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| author | Cong Wang <amwang@redhat.com> | 2011-11-25 19:14:28 +0400 |
|---|---|---|
| committer | Cong Wang <xiyou.wangcong@gmail.com> | 2012-03-20 17:48:21 +0400 |
| commit | 7ac687d9e047b3fa335f04e18c7188db6a170334 (patch) | |
| tree | 5f17ea504a2185070b75076ea0108d88b96309c3 /fs/btrfs/compression.c | |
| parent | e8e3c3d66fd9d1ee2250f68d778cc48c1346d228 (diff) | |
| download | linux-7ac687d9e047b3fa335f04e18c7188db6a170334.tar.xz | |
btrfs: remove the second argument of k[un]map_atomic()
Signed-off-by: Cong Wang <amwang@redhat.com>
Diffstat (limited to 'fs/btrfs/compression.c')
| -rw-r--r-- | fs/btrfs/compression.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index d02c27cd14c7..b805afb37fa8 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -120,10 +120,10 @@ static int check_compressed_csum(struct inode *inode, page = cb->compressed_pages[i]; csum = ~(u32)0; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); csum = btrfs_csum_data(root, kaddr, csum, PAGE_CACHE_SIZE); btrfs_csum_final(csum, (char *)&csum); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (csum != *cb_sum) { printk(KERN_INFO "btrfs csum failed ino %llu " @@ -521,10 +521,10 @@ static noinline int add_ra_bio_pages(struct inode *inode, if (zero_offset) { int zeros; zeros = PAGE_CACHE_SIZE - zero_offset; - userpage = kmap_atomic(page, KM_USER0); + userpage = kmap_atomic(page); memset(userpage + zero_offset, 0, zeros); flush_dcache_page(page); - kunmap_atomic(userpage, KM_USER0); + kunmap_atomic(userpage); } } @@ -993,9 +993,9 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, bytes = min(PAGE_CACHE_SIZE - *pg_offset, PAGE_CACHE_SIZE - buf_offset); bytes = min(bytes, working_bytes); - kaddr = kmap_atomic(page_out, KM_USER0); + kaddr = kmap_atomic(page_out); memcpy(kaddr + *pg_offset, buf + buf_offset, bytes); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(page_out); *pg_offset += bytes; |