| 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
| ||
|
Date: Mon, 30 Mar 2015 18:51:17 -0700
From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
To: Michael Ellerman <mpe@...erman.id.au>
Cc: dev@...yps.com, linux-kernel@...r.kernel.org,
linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH 1/1] powerpc/hv-24x7: Add missing put_cpu_var()
From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Date: Tue, 17 Feb 2015 14:14:36 -0500
Subject: [PATCH 1/1] powerpc/hv-24x7: Add missing put_cpu_var()
Add missing put_cpu_var() for 24x7 requests. This went missing in
commit f34b6c7 (3.18-rc3).
Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
---
arch/powerpc/perf/hv-24x7.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 46be032..ead8878 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -1096,7 +1096,7 @@ static unsigned long single_24x7_request(struct perf_event *event, u64 *count)
ret = add_event_to_24x7_request(event, request_buffer);
if (ret)
- return ret;
+ goto out;
ret = make_24x7_request(request_buffer, result_buffer);
if (ret) {
@@ -1109,6 +1109,8 @@ static unsigned long single_24x7_request(struct perf_event *event, u64 *count)
*count = be64_to_cpu(resb->elements[0].element_data[0]);
out:
+ put_cpu_var(hv_24x7_reqb);
+ put_cpu_var(hv_24x7_resb);
return ret;
}
--
1.8.3.1
--
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/
Powered by blists - more mailing lists