mirror of
https://github.com/torvalds/linux
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2af1280b19
Arnaldo reported that there is a case where nr_histograms and histograms don't agree each other. It ended up in a segfault trying to access a NULL histograms array. Let's make sure to update the nr_histograms when the histograms array is changed. Reported-by: Arnaldo Carvalho de Melo <acme@kernel.org> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20240510210452.2449944-2-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> |
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| perf.h | ||