linux-kernel - [PATCH] [17/45] i386: make Oprofile call shutdown() only once per session

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20070921204458.EECA914EFF@wotan.suse.de>
Date:	Fri, 21 Sep 2007 22:44:58 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	eranian@....hp.com, patches@...-64.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] [17/45] i386: make Oprofile call shutdown() only once per session


From: Stephane Eranian <eranian@....hp.com>

Oprofile: call model->shutdown() only once to avoid calling release_ev*() 
multiple times
    
Signed-off-by: Stephane Eranian <eranian@....hp.com>
Signed-off-by: Andi Kleen <ak@...e.de>

---
 arch/i386/oprofile/nmi_int.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux/arch/i386/oprofile/nmi_int.c
===================================================================
--- linux.orig/arch/i386/oprofile/nmi_int.c
+++ linux/arch/i386/oprofile/nmi_int.c
@@ -269,7 +269,6 @@ static void nmi_cpu_shutdown(void * dumm
 	apic_write(APIC_LVTPC, saved_lvtpc[cpu]);
 	apic_write(APIC_LVTERR, v);
 	nmi_restore_registers(msrs);
-	model->shutdown(msrs);
 }
 
  
@@ -278,6 +277,7 @@ static void nmi_shutdown(void)
 	nmi_enabled = 0;
 	on_each_cpu(nmi_cpu_shutdown, NULL, 0, 1);
 	unregister_die_notifier(&profile_exceptions_nb);
+	model->shutdown(cpu_msrs);
 	free_msrs();
 }
 
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/