Commit b0e9b902 authored by wangwudi's avatar wangwudi Committed by Jie Liu
Browse files

irqchip: gic-v3: Collection table support muti pages 

driver inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I9J9J6


CVE: NA

--------------------------------------------------------------------------

Only one page is allocated to the collection table.
Recalculate the page number of collection table based on the number of
CPUs.

Fixes: 1ac19ca6 ("irqchip: GICv3: ITS: tables allocators")
Signed-off-by: default avatarwangwudi <wangwudi@hisilicon.com>
Signed-off-by: default avatarJie Liu <liujie375@h-partners.com>
parent 47274528

drivers/irqchip/irq-gic-v3-its.c

+4 −0
Original line number Diff line number Diff line
@@ -2891,6 +2891,10 @@ static int its_alloc_tables(struct its_node *its) 
			indirect = its_parse_indirect_baser(its, baser, &order,

							    ITS_MAX_VPEID_BITS);

			break;

		case GITS_BASER_TYPE_COLLECTION:

			indirect = its_parse_indirect_baser(its, baser, &order,

							order_base_2(num_possible_cpus()));

			break;

		}



		err = its_setup_baser(its, baser, cache, shr, order, indirect);