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SubjectRe: [PATCH v6 1/1] acpi: apei: Enable APEI multiple GHES source to share a single external IRQ
On Fri, Jul 21, 2017 at 11:24:37AM -0700, Loc Ho wrote:
> 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.
>
> Co-authored-by: Tuan Phan <tphan@apm.com>
> Signed-off-by: Loc Ho <lho@apm.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);
> --

Acked-by: Borislav Petkov <bp@suse.de>

--
Regards/Gruss,
Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
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