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| author |   David Sterba <dsterba@suse.com> | 2022-07-12 23:30:05 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-08-01 19:53:31 +0200 |
| commit | 5abbb7b92820cf6ba9154a35cff6d64b62d7f273 (patch) | |
| tree | f8a3cb1950ed9e855420ffbb31a7c59fe6849e13 /fs/affs | |
| parent | Linux 5.19-rc6 (diff) | |
| download | linux-dev-5abbb7b92820cf6ba9154a35cff6d64b62d7f273.tar.xz linux-dev-5abbb7b92820cf6ba9154a35cff6d64b62d7f273.zip | |
affs: use memcpy_to_page and remove replace kmap_atomic()
The use of kmap() is being deprecated in favor of kmap_local_page()
where it is feasible. For kmap around a memcpy there's a convenience
helper memcpy_to_page that also makes the flush_dcache_page() redundant.
CC: Fabio M. De Francesco <fmdefrancesco@gmail.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/affs')
| -rw-r--r-- | fs/affs/file.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/affs/file.c b/fs/affs/file.c index cd00a4c68a12..cefa222f7881 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -526,7 +526,6 @@ affs_do_readpage_ofs(struct page *page, unsigned to, int create) struct inode *inode = page->mapping->host; struct super_block *sb = inode->i_sb; struct buffer_head *bh; - char *data; unsigned pos = 0; u32 bidx, boff, bsize; u32 tmp; @@ -545,15 +544,12 @@ affs_do_readpage_ofs(struct page *page, unsigned to, int create) return PTR_ERR(bh); tmp = min(bsize - boff, to - pos); BUG_ON(pos + tmp > to || tmp > bsize); - data = kmap_atomic(page); - memcpy(data + pos, AFFS_DATA(bh) + boff, tmp); - kunmap_atomic(data); + memcpy_to_page(page, pos, AFFS_DATA(bh) + boff, tmp); affs_brelse(bh); bidx++; pos += tmp; boff = 0; } - flush_dcache_page(page); return 0; } |