tree 55437b78aa398fc0b50224e6cd5af3e35dce0e5d
parent cb5583dd52fab469a001a007385066fcd60629c5
author Johannes Thumshirn <jthumshirn@suse.de> 1544019783 +0100
committer David Sterba <dsterba@suse.com> 1545054705 +0100

btrfs: use offset_in_page instead of open-coding it

Constructs like 'var & (PAGE_SIZE - 1)' or 'var & ~PAGE_MASK' can denote an
offset into a page.

So replace them by the offset_in_page() macro instead of open-coding it if
they're not used as an alignment check.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>