41 lines
1.3 KiB
Diff
41 lines
1.3 KiB
Diff
From 182c9a59569b2f7adcd0473a1871a9899224d95d Mon Sep 17 00:00:00 2001
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From: wangwudi <wangwudi@hisilicon.com>
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Date: Mon, 12 Jun 2023 22:51:24 +0800
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Subject: [PATCH 1/2] irqchip: gic-v3: Collection table support muti pages
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driver inclusion
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category: bugfix
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bugzilla: https://gitee.com/openeuler/kernel/issues/I7CX6S
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CVE: NA
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--------------------------------------------------------------------------
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Only one page is allocated to the collection table.
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Recalculate the page number of collection table based on the number of
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CPUs.
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Signed-off-by: wangwudi <wangwudi@hisilicon.com>
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Signed-off-by: Shengwei Luo <luoshengwei@huawei.com>
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---
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drivers/irqchip/irq-gic-v3-its.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
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index 73ce248da42c..46012ad327e7 100644
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--- a/drivers/irqchip/irq-gic-v3-its.c
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+++ b/drivers/irqchip/irq-gic-v3-its.c
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@@ -2180,6 +2180,10 @@ static int its_alloc_tables(struct its_node *its)
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indirect = its_parse_indirect_baser(its, baser, &order,
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ITS_MAX_VPEID_BITS);
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break;
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+ case GITS_BASER_TYPE_COLLECTION:
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+ indirect = its_parse_indirect_baser(its, baser, &order,
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+ order_base_2(num_possible_cpus()));
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+ break;
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}
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err = its_setup_baser(its, baser, cache, shr, order, indirect);
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--
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2.27.0
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