[<prev] [next>] [day] [month] [year] [list]
Message-ID: <1456719809-20906-1-git-send-email-Suravee.Suthikulpanit@amd.com>
Date: Sun, 28 Feb 2016 22:23:29 -0600
From: Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
To: <mingo@...hat.com>, <peterz@...radead.org>, <acme@...nel.org>
CC: <joro@...tes.org>, <bp@...en8.de>, <linux-kernel@...r.kernel.org>,
<iommu@...ts.linux-foundation.org>,
Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>,
Suravee Suthikulpanit <suravee.suthikulpanit@....com>
Subject: [PATCH v2] perf/x86/amd: Adding support for new IOMMU performance event
This patch adds new IOMMU performance event based on
the information in table 74 of the AMD I/O Virtualization Technology
(IOMMU) Specification (Document Id: 4882, Rev 2.62, Feb 2015)
Link: http://support.amd.com/TechDocs/48882_IOMMU.pdf
Reviewed-by: Joerg Roedel <jroedel@...e.de>
Acked-by: Joerg Roedel <jroedel@...e.de>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@....com>
---
Hi Ingo/Peter,
I have re-based the patch from tips, and re-send this as V2.
If there is no other concern, would you please accept this patch
when you get a chance. FYI, here is the link to V1
(https://lkml.org/lkml/2015/12/11/891).
Thanks,
Suravee
arch/x86/events/amd/iommu.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/x86/events/amd/iommu.c b/arch/x86/events/amd/iommu.c
index 635e5eb..40625ca 100644
--- a/arch/x86/events/amd/iommu.c
+++ b/arch/x86/events/amd/iommu.c
@@ -118,6 +118,11 @@ static struct amd_iommu_event_desc amd_iommu_v2_event_descs[] = {
AMD_IOMMU_EVENT_DESC(cmd_processed, "csource=0x11"),
AMD_IOMMU_EVENT_DESC(cmd_processed_inv, "csource=0x12"),
AMD_IOMMU_EVENT_DESC(tlb_inv, "csource=0x13"),
+ AMD_IOMMU_EVENT_DESC(ign_rd_wr_mmio_1ff8h, "csource=0x14"),
+ AMD_IOMMU_EVENT_DESC(vapic_int_non_guest, "csource=0x15"),
+ AMD_IOMMU_EVENT_DESC(vapic_int_guest, "csource=0x16"),
+ AMD_IOMMU_EVENT_DESC(smi_recv, "csource=0x17"),
+ AMD_IOMMU_EVENT_DESC(smi_blk, "csource=0x18"),
{ /* end: all zeroes */ },
};
--
1.9.1
Powered by blists - more mailing lists