btrfs: rename page_size to io_size in submit_extent_page
authorQu Wenruo <wqu@suse.com>
Wed, 21 Oct 2020 06:25:01 +0000 (14:25 +0800)
committerDavid Sterba <dsterba@suse.com>
Tue, 8 Dec 2020 14:53:56 +0000 (15:53 +0100)
commite940e9a7c793e3fffe6cdef4f849d696c57ed3f7
tree11b5e355bffa785cdb9939e13142d3e69de9bd96
parent8b8bbd461ea180470041fa84c745480163bb908f
btrfs: rename page_size to io_size in submit_extent_page

The variable @page_size in submit_extent_page() is not related to page
size.

It can already be smaller than PAGE_SIZE, so rename it to io_size to
reduce confusion, this is especially important for later subpage
support.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_io.c