From: Thorsten Blum <thorsten.blum@linux.dev>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
James Clark <james.clark@linaro.org>,
Thomas Gleixner <tglx@kernel.org>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>
Cc: Thorsten Blum <thorsten.blum@linux.dev>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] perf/x86/intel: Replace snprintf with strscpy in intel_pmu_init
Date: Sat, 31 Jan 2026 13:20:11 +0100 [thread overview]
Message-ID: <20260131122011.492961-2-thorsten.blum@linux.dev> (raw)
Replace snprintf("%s", ...) with the faster and more direct strscpy().
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
arch/x86/events/intel/core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index bdf3f0d0fe21..025971ab6341 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -12,6 +12,7 @@
#include <linux/types.h>
#include <linux/init.h>
#include <linux/slab.h>
+#include <linux/string.h>
#include <linux/export.h>
#include <linux/nmi.h>
#include <linux/kvm_host.h>
@@ -8077,7 +8078,7 @@ __init int intel_pmu_init(void)
}
}
- snprintf(pmu_name_str, sizeof(pmu_name_str), "%s", name);
+ strscpy(pmu_name_str, name);
if (!is_hybrid()) {
group_events_td.attrs = td_attr;
--
Thorsten Blum <thorsten.blum@linux.dev>
GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4
reply other threads:[~2026-01-31 12:21 UTC|newest]
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