Unverified Commit 7925d525 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!15161 Revert "irqchip/gic-v3-its: Fix VSYNC referencing an unmapped VPE on GIC v4.0" 

Merge Pull Request from: @cj-xiaocai 
 
The spec of GICv4.0 does not specify whether a VMAPP with {V, Alloc}=={0, x} is self-synchronizing. So need to revert this patch.


 
 
Link:https://gitee.com/openeuler/kernel/pulls/15161

 

Reviewed-by: default avatarKevin Zhu <zhukeqian1@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents 160f3264 c807af5b

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

+0 −2
Original line number Diff line number Diff line
@@ -1115,8 +1115,6 @@ static struct its_vpe *its_build_vmapp_cmd(struct its_node *its, 
			 * no need to issue a VSYNC.

			 */

			vpe = NULL;

		} else if (is_v4(its)) {

			vpe = NULL;

		}



		goto out;