linux-kernel - [tip:perf/x86] perf: Pass the event to arch_perf_update

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Date:	Wed, 4 Feb 2015 06:42:35 -0800
From:	tip-bot for Andy Lutomirski <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, hpa@...or.com,
	hillf.zj@...baba-inc.com, peterz@...radead.org,
	luto@...capital.net, linux-kernel@...r.kernel.org,
	mingo@...nel.org, keescook@...omium.org, tglx@...utronix.de,
	paulus@...ba.org, acme@...nel.org, vince@...ter.net,
	Valdis.Kletnieks@...edu, aarcange@...hat.com
Subject: [tip:perf/x86] perf: Pass the event to arch_perf_update_userpage(
 )

Commit-ID:  c1317ec2b906442930318d9d6e51425c5a69e9cb
Gitweb:     http://git.kernel.org/tip/c1317ec2b906442930318d9d6e51425c5a69e9cb
Author:     Andy Lutomirski <luto@...capital.net>
AuthorDate: Fri, 24 Oct 2014 15:58:11 -0700
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 4 Feb 2015 12:10:46 +0100

perf: Pass the event to arch_perf_update_userpage()

Signed-off-by: Andy Lutomirski <luto@...capital.net>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Kees Cook <keescook@...omium.org>
Cc: Andrea Arcangeli <aarcange@...hat.com>
Cc: Vince Weaver <vince@...ter.net>
Cc: "hillf.zj" <hillf.zj@...baba-inc.com>
Cc: Valdis Kletnieks <Valdis.Kletnieks@...edu>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Link: http://lkml.kernel.org/r/0fea9a7fac3c1eea86cb0a5954184e74f4213666.1414190806.git.luto@amacapital.net
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/cpu/perf_event.c | 3 ++-
 kernel/events/core.c             | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 6b5acd5..73e84a3 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1915,7 +1915,8 @@ static struct pmu pmu = {
 	.flush_branch_stack	= x86_pmu_flush_branch_stack,
 };
 
-void arch_perf_update_userpage(struct perf_event_mmap_page *userpg, u64 now)
+void arch_perf_update_userpage(struct perf_event *event,
+			       struct perf_event_mmap_page *userpg, u64 now)
 {
 	struct cyc2ns_data *data;
 
diff --git a/kernel/events/core.c b/kernel/events/core.c
index cc14871..13209a9 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4101,7 +4101,8 @@ unlock:
 	rcu_read_unlock();
 }
 
-void __weak arch_perf_update_userpage(struct perf_event_mmap_page *userpg, u64 now)
+void __weak arch_perf_update_userpage(
+	struct perf_event *event, struct perf_event_mmap_page *userpg, u64 now)
 {
 }
 
@@ -4151,7 +4152,7 @@ void perf_event_update_userpage(struct perf_event *event)
 	userpg->time_running = running +
 			atomic64_read(&event->child_total_time_running);
 
-	arch_perf_update_userpage(userpg, now);
+	arch_perf_update_userpage(event, userpg, now);
 
 	barrier();
 	++userpg->lock;
--
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