Commit f77183dc authored by Qu Wenruo's avatar Qu Wenruo Committed by David Sterba
Browse files

btrfs: raid56: open code rbio_stripe_page_index() 



There is only one caller for that helper now, and we're definitely fine
to open-code it.

Signed-off-by: default avatarQu Wenruo <wqu@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 1145059a

fs/btrfs/raid56.c

+1 −6
Original line number Diff line number Diff line
@@ -701,11 +701,6 @@ static struct sector_ptr *rbio_qstripe_sector(const struct btrfs_raid_bio *rbio, 
	return rbio_stripe_sector(rbio, rbio->nr_data + 1, sector_nr);

}



static int rbio_stripe_page_index(struct btrfs_raid_bio *rbio, int stripe, int index)

{

	return stripe * rbio->stripe_npages + index;

}



/*

 * The first stripe in the table for a logical address

 * has the lock.  rbios are added in one of three ways:
@@ -1116,7 +1111,7 @@ static int alloc_rbio_pages(struct btrfs_raid_bio *rbio) 
/* only allocate pages for p/q stripes */

static int alloc_rbio_parity_pages(struct btrfs_raid_bio *rbio)

{

	int data_pages = rbio_stripe_page_index(rbio, rbio->nr_data, 0);

	const int data_pages = rbio->nr_data * rbio->stripe_npages;

	int ret;



	ret = btrfs_alloc_page_array(rbio->nr_pages - data_pages,