2017-07-19 17:25:02

by Mark Salter

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

From: Loc Ho <[email protected]>

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

Signed-off-by: Tuan Phan <[email protected]>
Signed-off-by: Loc Ho <[email protected]>
Signed-off-by: Mark Salter <[email protected]>
---
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 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);
--
2.13.3