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Message-ID: <169636169438.3135.16959912732564389921.tip-bot2@tip-bot2>
Date: Tue, 03 Oct 2023 19:34:54 -0000
From: "tip-bot2 for David Reaver" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: David Reaver <me@...idreaver.com>, Ingo Molnar <mingo@...nel.org>,
x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: perf/core] perf/x86/rapl: Fix "Using plain integer as NULL
pointer" Sparse warning
The following commit has been merged into the perf/core branch of tip:
Commit-ID: 618e77d77494bfd6273256d43eafe4368445c745
Gitweb: https://git.kernel.org/tip/618e77d77494bfd6273256d43eafe4368445c745
Author: David Reaver <me@...idreaver.com>
AuthorDate: Tue, 01 Aug 2023 08:56:51 -07:00
Committer: Ingo Molnar <mingo@...nel.org>
CommitterDate: Tue, 03 Oct 2023 21:25:56 +02:00
perf/x86/rapl: Fix "Using plain integer as NULL pointer" Sparse warning
Change 0 to NULL when initializing the test field of perf_msr structs to
avoid the following sparse warnings:
make C=2 arch/x86/events/rapl.o
CHECK arch/x86/events/rapl.c
...
arch/x86/events/rapl.c:540:59: warning: Using plain integer as NULL pointer
arch/x86/events/rapl.c:542:59: warning: Using plain integer as NULL pointer
arch/x86/events/rapl.c:543:59: warning: Using plain integer as NULL pointer
arch/x86/events/rapl.c:544:59: warning: Using plain integer as NULL pointer
Signed-off-by: David Reaver <me@...idreaver.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Link: https://lore.kernel.org/r/20230801155651.108076-1-me@davidreaver.com
---
arch/x86/events/rapl.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c
index 6d3e738..c2c37fb 100644
--- a/arch/x86/events/rapl.c
+++ b/arch/x86/events/rapl.c
@@ -533,11 +533,11 @@ static struct perf_msr intel_rapl_spr_msrs[] = {
* - want to use same event codes across both architectures
*/
static struct perf_msr amd_rapl_msrs[] = {
- [PERF_RAPL_PP0] = { 0, &rapl_events_cores_group, 0, false, 0 },
+ [PERF_RAPL_PP0] = { 0, &rapl_events_cores_group, NULL, false, 0 },
[PERF_RAPL_PKG] = { MSR_AMD_PKG_ENERGY_STATUS, &rapl_events_pkg_group, test_msr, false, RAPL_MSR_MASK },
- [PERF_RAPL_RAM] = { 0, &rapl_events_ram_group, 0, false, 0 },
- [PERF_RAPL_PP1] = { 0, &rapl_events_gpu_group, 0, false, 0 },
- [PERF_RAPL_PSYS] = { 0, &rapl_events_psys_group, 0, false, 0 },
+ [PERF_RAPL_RAM] = { 0, &rapl_events_ram_group, NULL, false, 0 },
+ [PERF_RAPL_PP1] = { 0, &rapl_events_gpu_group, NULL, false, 0 },
+ [PERF_RAPL_PSYS] = { 0, &rapl_events_psys_group, NULL, false, 0 },
};
static int rapl_cpu_offline(unsigned int cpu)
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