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author | Peter Robinson <pbrobinson@gmail.com> | 2017-10-06 11:50:10 +0100 |
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committer | Peter Robinson <pbrobinson@gmail.com> | 2017-10-06 11:50:10 +0100 |
commit | 8d3daaedfb8008b44eb154125a7cff0827b20200 (patch) | |
tree | 42fae293a2fb871b4d18f93c8774b108015b824e /arm64-xgene-acpi-fix.patch | |
parent | cbcfcbeb75fe249ad23844c8631bfe50ce544579 (diff) | |
download | kernel-8d3daaedfb8008b44eb154125a7cff0827b20200.tar.gz kernel-8d3daaedfb8008b44eb154125a7cff0827b20200.tar.xz kernel-8d3daaedfb8008b44eb154125a7cff0827b20200.zip |
ARM ACPI fix for x-gene RHBZ #1498117
Diffstat (limited to 'arm64-xgene-acpi-fix.patch')
-rw-r--r-- | arm64-xgene-acpi-fix.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arm64-xgene-acpi-fix.patch b/arm64-xgene-acpi-fix.patch new file mode 100644 index 000000000..e0df833c0 --- /dev/null +++ b/arm64-xgene-acpi-fix.patch @@ -0,0 +1,38 @@ +From bdb9458a3382ba745a66be5526d3899103c76eda Mon Sep 17 00:00:00 2001 +From: Loc Ho <lho@apm.com> +Date: Fri, 21 Jul 2017 11:24:37 -0700 +Subject: ACPI: APEI: Enable APEI multiple GHES source to share a single + external IRQ + +X-Gene platforms describe multiple GHES error sources with the same +hardware error notification type (external interrupt) and interrupt +number. + +Change the GHES interrupt request to support sharing the same IRQ. + +This change includs contributions from Tuan Phan <tphan@apm.com>. + +Signed-off-by: Loc Ho <lho@apm.com> +Acked-by: Borislav Petkov <bp@suse.de> +Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> +--- + drivers/acpi/apei/ghes.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c +index d661d45..eed09fc 100644 +--- a/drivers/acpi/apei/ghes.c ++++ b/drivers/acpi/apei/ghes.c +@@ -1157,7 +1157,8 @@ static int ghes_probe(struct platform_device *ghes_dev) + generic->header.source_id); + goto err_edac_unreg; + } +- rc = request_irq(ghes->irq, ghes_irq_func, 0, "GHES IRQ", ghes); ++ rc = request_irq(ghes->irq, ghes_irq_func, IRQF_SHARED, ++ "GHES IRQ", ghes); + if (rc) { + pr_err(GHES_PFX "Failed to register IRQ for generic hardware error source: %d\n", + generic->header.source_id); +-- +cgit v1.1 + |