Re: [PATCH 1/3] perf/x86/amd: AMD support for bp_len > HW_BREAKPOINT_LEN_8
On 04/27, Oleg Nesterov wrote: > > Suppose that the kernel was compiled without CONFIG_CPU_SUP_AMD. > Then perf_event_open(attr => { .bp_len == 16 }) will succeed, ^^^^^^^^^^^^ sorry, I meant "can succeed" if CPU has X86_FEATURE_BPEXT.