diff options
| author | Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> | 2021-02-07 11:04:23 -0800 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2021-03-25 10:19:48 -0400 |
| commit | bd256fda92efe97b692dc72e246d35fa724d42d8 (patch) | |
| tree | 912dc36ead819f6a0821ba153dd00d35c7f15e9a /fs/ext4 | |
| parent | 4d93874b9e9ce582fd4401334c88eaf93b6dff43 (diff) | |
| download | linux-bd256fda92efe97b692dc72e246d35fa724d42d8.tar.gz linux-bd256fda92efe97b692dc72e246d35fa724d42d8.tar.xz | |
ext4: use memcpy_to_page() in pagecache_write()
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Link: https://lore.kernel.org/r/20210207190425.38107-7-chaitanya.kulkarni@wdc.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/verity.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/ext4/verity.c b/fs/ext4/verity.c index daf88669a2e9..c6ed2aa9c534 100644 --- a/fs/ext4/verity.c +++ b/fs/ext4/verity.c @@ -77,7 +77,6 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count, PAGE_SIZE - offset_in_page(pos)); struct page *page; void *fsdata; - void *addr; int res; res = pagecache_write_begin(NULL, inode->i_mapping, pos, n, 0, @@ -85,9 +84,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count, if (res) return res; - addr = kmap_atomic(page); - memcpy(addr + offset_in_page(pos), buf, n); - kunmap_atomic(addr); + memcpy_to_page(page, offset_in_page(pos), buf, n); res = pagecache_write_end(NULL, inode->i_mapping, pos, n, n, page, fsdata); |