From: Stephane Eranian <eranian@google.com>
To: linux-kernel@vger.kernel.org
Cc: peterz@infradead.org, mingo@elte.hu, ak@linux.intel.com,
jolsa@redhat.com, zheng.z.yan@intel.com,
maria.n.dimakopoulou@gmail.com
Subject: [PATCH 7/9] perf/x86: enforce HT bug workaround with PEBS for SNB/IVB/HSW
Date: Wed, 4 Jun 2014 23:34:16 +0200 [thread overview]
Message-ID: <1401917658-26065-8-git-send-email-eranian@google.com> (raw)
In-Reply-To: <1401917658-26065-1-git-send-email-eranian@google.com>
From: Maria Dimakopoulou <maria.n.dimakopoulou@gmail.com>
This patch modifies the PEBS constraint tables for SNB/IVB/HSW
such that corrupting events supporting PEBS activate the HT
workaround.
Reviewed-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Maria Dimakopoulou <maria.n.dimakopoulou@gmail.com>
---
arch/x86/kernel/cpu/perf_event_intel_ds.c | 40 ++++++++++++++---------------
1 file changed, 20 insertions(+), 20 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c
index 980970c..b4c6ca5 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_ds.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c
@@ -630,10 +630,10 @@ struct event_constraint intel_snb_pebs_event_constraints[] = {
INTEL_EVENT_CONSTRAINT(0xc5, 0xf), /* BR_MISP_RETIRED.* */
INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.LAT_ABOVE_THR */
INTEL_PST_CONSTRAINT(0x02cd, 0x8), /* MEM_TRANS_RETIRED.PRECISE_STORES */
- INTEL_EVENT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */
- INTEL_EVENT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */
- INTEL_EVENT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */
- INTEL_EVENT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */
INTEL_UEVENT_CONSTRAINT(0x02d4, 0xf), /* MEM_LOAD_UOPS_MISC_RETIRED.LLC_MISS */
EVENT_CONSTRAINT_END
};
@@ -646,10 +646,10 @@ struct event_constraint intel_ivb_pebs_event_constraints[] = {
INTEL_EVENT_CONSTRAINT(0xc5, 0xf), /* BR_MISP_RETIRED.* */
INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.LAT_ABOVE_THR */
INTEL_PST_CONSTRAINT(0x02cd, 0x8), /* MEM_TRANS_RETIRED.PRECISE_STORES */
- INTEL_EVENT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */
- INTEL_EVENT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */
- INTEL_EVENT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */
- INTEL_EVENT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */
+ INTEL_EXCLEVT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */
EVENT_CONSTRAINT_END
};
@@ -665,24 +665,24 @@ struct event_constraint intel_hsw_pebs_event_constraints[] = {
/* MEM_UOPS_RETIRED.STLB_MISS_LOADS */
INTEL_UEVENT_CONSTRAINT(0x11d0, 0xf),
/* MEM_UOPS_RETIRED.STLB_MISS_STORES */
- INTEL_UEVENT_CONSTRAINT(0x12d0, 0xf),
- INTEL_UEVENT_CONSTRAINT(0x21d0, 0xf), /* MEM_UOPS_RETIRED.LOCK_LOADS */
- INTEL_UEVENT_CONSTRAINT(0x41d0, 0xf), /* MEM_UOPS_RETIRED.SPLIT_LOADS */
+ INTEL_EXCLUEVT_CONSTRAINT(0x12d0, 0xf),
+ INTEL_EXCLUEVT_CONSTRAINT(0x21d0, 0xf), /* MEM_UOPS_RETIRED.LOCK_LOADS */
+ INTEL_EXCLUEVT_CONSTRAINT(0x41d0, 0xf), /* MEM_UOPS_RETIRED.SPLIT_LOADS */
/* MEM_UOPS_RETIRED.SPLIT_STORES */
- INTEL_UEVENT_CONSTRAINT(0x42d0, 0xf),
- INTEL_UEVENT_CONSTRAINT(0x81d0, 0xf), /* MEM_UOPS_RETIRED.ALL_LOADS */
+ INTEL_EXCLUEVT_CONSTRAINT(0x42d0, 0xf),
+ INTEL_EXCLUEVT_CONSTRAINT(0x81d0, 0xf), /* MEM_UOPS_RETIRED.ALL_LOADS */
INTEL_PST_HSW_CONSTRAINT(0x82d0, 0xf), /* MEM_UOPS_RETIRED.ALL_STORES */
- INTEL_UEVENT_CONSTRAINT(0x01d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L1_HIT */
- INTEL_UEVENT_CONSTRAINT(0x02d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L2_HIT */
- INTEL_UEVENT_CONSTRAINT(0x04d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L3_HIT */
+ INTEL_EXCLUEVT_CONSTRAINT(0x01d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L1_HIT */
+ INTEL_EXCLUEVT_CONSTRAINT(0x02d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L2_HIT */
+ INTEL_EXCLUEVT_CONSTRAINT(0x04d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L3_HIT */
/* MEM_LOAD_UOPS_RETIRED.HIT_LFB */
- INTEL_UEVENT_CONSTRAINT(0x40d1, 0xf),
+ INTEL_EXCLUEVT_CONSTRAINT(0x40d1, 0xf),
/* MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_MISS */
- INTEL_UEVENT_CONSTRAINT(0x01d2, 0xf),
+ INTEL_EXCLUEVT_CONSTRAINT(0x01d2, 0xf),
/* MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_HIT */
- INTEL_UEVENT_CONSTRAINT(0x02d2, 0xf),
+ INTEL_EXCLUEVT_CONSTRAINT(0x02d2, 0xf),
/* MEM_LOAD_UOPS_LLC_MISS_RETIRED.LOCAL_DRAM */
- INTEL_UEVENT_CONSTRAINT(0x01d3, 0xf),
+ INTEL_EXCLUEVT_CONSTRAINT(0x01d3, 0xf),
INTEL_UEVENT_CONSTRAINT(0x04c8, 0xf), /* HLE_RETIRED.Abort */
INTEL_UEVENT_CONSTRAINT(0x04c9, 0xf), /* RTM_RETIRED.Abort */
--
1.7.9.5
next prev parent reply other threads:[~2014-06-04 21:44 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-04 21:34 [PATCH 0/9] perf/x86: implement HT counter corruption workaround Stephane Eranian
2014-06-04 21:34 ` [PATCH 1/9] perf,x86: rename er_flags to flags Stephane Eranian
2014-06-04 21:34 ` [PATCH 2/9] pref/x86: vectorize cpuc->kfree_on_online Stephane Eranian
2014-06-04 21:34 ` [PATCH 3/9] perf/x86: add 3 new scheduling callbacks Stephane Eranian
2014-06-04 21:34 ` [PATCH 4/9] perf/x86: add cross-HT counter exclusion infrastructure Stephane Eranian
2014-06-05 7:47 ` Peter Zijlstra
2014-06-05 10:51 ` Stephane Eranian
2014-06-05 8:04 ` Peter Zijlstra
2014-06-05 13:36 ` Maria Dimakopoulou
2014-06-05 8:29 ` Peter Zijlstra
2014-06-05 21:33 ` Andi Kleen
2014-06-05 21:38 ` Stephane Eranian
2014-06-10 11:53 ` Stephane Eranian
2014-06-10 12:26 ` Peter Zijlstra
2014-06-04 21:34 ` [PATCH 5/9] perf/x86: implement cross-HT corruption bug workaround Stephane Eranian
2014-06-05 13:38 ` Peter Zijlstra
2014-06-05 13:42 ` Peter Zijlstra
2014-06-05 13:48 ` Peter Zijlstra
2014-06-05 14:01 ` Maria Dimakopoulou
2014-06-05 14:04 ` Borislav Petkov
2014-06-05 14:11 ` Peter Zijlstra
2014-06-05 14:14 ` Peter Zijlstra
2014-06-05 14:24 ` Maria Dimakopoulou
2014-06-05 14:04 ` Peter Zijlstra
2014-06-05 14:15 ` Stephane Eranian
2014-06-05 14:21 ` Peter Zijlstra
2014-06-05 14:26 ` Stephane Eranian
2014-06-05 14:31 ` Peter Zijlstra
2014-06-05 15:31 ` Stephane Eranian
2014-06-04 21:34 ` [PATCH 6/9] perf/x86: enforce HT bug workaround for SNB/IVB/HSW Stephane Eranian
2014-06-04 21:34 ` Stephane Eranian [this message]
2014-06-04 21:34 ` [PATCH 8/9] perf/x86: fix intel_get_event_constraints() for dynamic constraints Stephane Eranian
2014-06-04 21:34 ` [PATCH 9/9] perf/x86: add syfs entry to disable HT bug workaround Stephane Eranian
2014-06-05 8:32 ` Matt Fleming
2014-06-05 9:29 ` Stephane Eranian
2014-06-05 10:01 ` Matt Fleming
2014-06-05 10:19 ` Stephane Eranian
2014-06-05 11:16 ` Matt Fleming
2014-06-05 12:02 ` Stephane Eranian
2014-06-05 13:27 ` Borislav Petkov
2014-06-05 13:42 ` Stephane Eranian
2014-06-05 14:03 ` Borislav Petkov
2014-06-05 14:45 ` Maria Dimakopoulou
2014-06-05 15:17 ` Borislav Petkov
2014-06-05 16:39 ` Maria Dimakopoulou
2014-06-05 16:47 ` Stephane Eranian
2014-06-05 16:52 ` Borislav Petkov
2014-06-05 18:00 ` Maria Dimakopoulou
2014-06-05 23:29 ` Andi Kleen
2014-06-06 8:28 ` Matt Fleming
2014-06-05 12:50 ` Peter Zijlstra
2014-06-05 12:55 ` Stephane Eranian
2014-06-05 12:59 ` Peter Zijlstra
2014-06-05 13:16 ` Stephane Eranian
2014-06-05 13:26 ` Peter Zijlstra
2014-06-05 13:19 ` Peter Zijlstra
2014-06-05 13:26 ` Stephane Eranian
2014-06-04 22:28 ` [PATCH 0/9] perf/x86: implement HT counter corruption workaround Andi Kleen
2014-06-05 12:45 ` Stephane Eranian
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