#include #include "api/fs/fs.h" #include "util/group.h" /* * Check whether we can use a group for top down. * Without a group may get bad results due to multiplexing. */ bool arch_topdown_check_group(bool *warn) { int n; if (sysctl__read_int("kernel/nmi_watchdog", &n) < 0) return false; if (n > 0) { *warn = true; return false; } return true; } void arch_topdown_group_warn(void) { fprintf(stderr, "nmi_watchdog enabled with topdown. May give wrong results.\n" "Disable with echo 0 > /proc/sys/kernel/nmi_watchdog\n"); } />
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