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authorSean Christopherson <seanjc@google.com>2022-11-19 02:34:46 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-12-05 13:29:06 +0100
commit49bd97c28b7e7f014a72821fd95fcf11e11599a4 (patch)
tree82e802f692a87e719b72a410c4a4d99f53cf0d94 /tools/perf/util/svghelper.c
parentMerge remote-tracking branch 'torvalds/master' into perf/core (diff)
downloadlinux-49bd97c28b7e7f014a72821fd95fcf11e11599a4.tar.xz
linux-49bd97c28b7e7f014a72821fd95fcf11e11599a4.zip
perf tools: Use dedicated non-atomic clear/set bit helpers
Use the dedicated non-atomic helpers for {clear,set}_bit() and their test variants, i.e. the double-underscore versions. Depsite being defined in atomic.h, and despite the kernel versions being atomic in the kernel, tools' {clear,set}_bit() helpers aren't actually atomic. Move to the double-underscore versions so that the versions that are expected to be atomic (for kernel developers) can be made atomic without affecting users that don't want atomic operations. No functional change intended. Signed-off-by: Sean Christopherson <seanjc@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: James Morse <james.morse@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Marc Zyngier <maz@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Oliver Upton <oliver.upton@linux.dev> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Sean Christopherson <seanjc@google.com> Cc: Suzuki Poulouse <suzuki.poulose@arm.com> Cc: Yury Norov <yury.norov@gmail.com> Cc: alexandru elisei <alexandru.elisei@arm.com> Cc: kvm@vger.kernel.org Cc: kvmarm@lists.cs.columbia.edu Cc: kvmarm@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org Link: http://lore.kernel.org/lkml/20221119013450.2643007-6-seanjc@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/svghelper.c')
-rw-r--r--tools/perf/util/svghelper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c
index 1e0c731fc539..5c62d3118c41 100644
--- a/tools/perf/util/svghelper.c
+++ b/tools/perf/util/svghelper.c
@@ -741,7 +741,7 @@ static int str_to_bitmap(char *s, cpumask_t *b, int nr_cpus)
break;
}
- set_bit(c.cpu, cpumask_bits(b));
+ __set_bit(c.cpu, cpumask_bits(b));
}
perf_cpu_map__put(m);