From: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
To: Michael Ellerman <mpe@ellerman.id.au>, Paul Mackerras <paulus@samba.org>
Cc: peterz@infradead.org, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 9/9] powerpc/hv-24x7: Add missing put_cpu_var()
Date: Tue, 17 Feb 2015 14:00:34 -0800 [thread overview]
Message-ID: <1424210434-28070-10-git-send-email-sukadev@linux.vnet.ibm.com> (raw)
In-Reply-To: <1424210434-28070-1-git-send-email-sukadev@linux.vnet.ibm.com>
Add missing put_cpu_var() for 24x7 requests.
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.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 fde6211..7d578d6 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -1094,7 +1094,7 @@ 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 = commit_24x7_get_data(request_buffer, result_buffer);
if (ret) {
@@ -1107,6 +1107,8 @@ 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
next prev parent reply other threads:[~2015-02-17 22:01 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-17 22:00 [PATCH 0/9] powerpc/hv-24x7: Reorganize single_24x7_request() Sukadev Bhattiprolu
2015-02-17 22:00 ` [PATCH 1/9] powerpc/hv-24x7: Modify definition of request and result buffers Sukadev Bhattiprolu
2015-02-17 22:00 ` [PATCH 2/9] powerpc/hv24x7: Remove unnecessary parameter Sukadev Bhattiprolu
2015-03-17 0:13 ` [2/9] " Michael Ellerman
2015-03-23 22:17 ` Sukadev Bhattiprolu
2015-02-17 22:00 ` [PATCH 3/9] powerpc/hv-24x7: Drop event_24x7_request() Sukadev Bhattiprolu
2015-03-17 2:16 ` [3/9] " Michael Ellerman
2015-02-17 22:00 ` [PATCH 4/9] powerpc/hv24x7: Move debug prints to separate function Sukadev Bhattiprolu
2015-02-17 22:00 ` [PATCH 5/9] powerpc/hv-24x7: Rename hv_24x7_event_update Sukadev Bhattiprolu
2015-02-17 22:00 ` [PATCH 6/9] powerpc/hv-24x7: Define add_event_to_24x7_request() Sukadev Bhattiprolu
2015-03-17 2:18 ` [6/9] " Michael Ellerman
2015-02-17 22:00 ` [PATCH 7/9] powerpc/hv-24x7: Define update_event_count() Sukadev Bhattiprolu
2015-02-17 22:00 ` [PATCH 8/9] powerpc/hv-24x7: Break up single_24x7_request Sukadev Bhattiprolu
2015-03-17 2:23 ` [8/9] " Michael Ellerman
2015-03-23 21:55 ` Sukadev Bhattiprolu
2015-02-17 22:00 ` Sukadev Bhattiprolu [this message]
2015-03-17 2:39 ` [9/9] powerpc/hv-24x7: Add missing put_cpu_var() Michael Ellerman
2015-03-23 21:47 ` Sukadev Bhattiprolu
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