* [PATCH] perf/x86/intel: Replace snprintf with strscpy in intel_pmu_init
@ 2026-01-31 12:20 Thorsten Blum
0 siblings, 0 replies; only message in thread
From: Thorsten Blum @ 2026-01-31 12:20 UTC (permalink / raw)
To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim, Mark Rutland, Alexander Shishkin, Jiri Olsa,
Ian Rogers, Adrian Hunter, James Clark, Thomas Gleixner,
Borislav Petkov, Dave Hansen, x86, H. Peter Anvin
Cc: Thorsten Blum, linux-perf-users, linux-kernel
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
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