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[1/1] acpi: apei: Enable APEI multiple GHES source to share an single external IRQ

Message ID 20170719172427.5478-2-msalter@redhat.com (mailing list archive)
State Changes Requested, archived
Headers show

Commit Message

Mark Salter July 19, 2017, 5:24 p.m. UTC 
From: Loc Ho <lho@apm.com>

This patch allows APEI generic error source table with external
IRQ to share an single IRQ.

Signed-off-by: Tuan Phan <tphan@apm.com>
Signed-off-by: Loc Ho <lho@apm.com>
Signed-off-by: Mark Salter <msalter@redhat.com>
---
 drivers/acpi/apei/ghes.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index d661d452b238..eed09fc664e8 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);