Commit b1e56226 authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcachefs: Fix kasan splat in new_stripe_alloc_buckets() 



Update for BCH_SB_MEMBER_INVALID.

Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 9f25dbe0

fs/bcachefs/ec.c

+9 −1
Original line number Diff line number Diff line
@@ -1885,7 +1885,15 @@ static int new_stripe_alloc_buckets(struct btree_trans *trans, struct ec_stripe_ 
	bitmap_and(devs.d, devs.d, c->rw_devs[BCH_DATA_user].d, BCH_SB_MEMBERS_MAX);



	for_each_set_bit(i, h->s->blocks_gotten, v->nr_blocks) {

		/*

		 * Note: we don't yet repair invalid blocks (failed/removed

		 * devices) when reusing stripes - we still need a codepath to

		 * walk backpointers and update all extents that point to that

		 * block when updating the stripe

		 */

		if (v->ptrs[i].dev != BCH_SB_MEMBER_INVALID)

			__clear_bit(v->ptrs[i].dev, devs.d);



		if (i < h->s->nr_data)

			nr_have_data++;

		else