[PATCH 06/10] alpha: perf/core: generalise event exclusion checking with perf macro
From: Andrew Murray <hidden>
Date: 2018-11-16 10:24:46
Also in:
linux-alpha, linux-arm-kernel, lkml
Subsystem:
alpha port, performance events subsystem, the rest · Maintainers:
Richard Henderson, Matt Turner, Magnus Lindholm, Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
Replace checking of perf event exclusion flags with perf macro. This is a functional change as __hw_perf_event_init will now indicate that it doesn't support exclude_host and exclude_guest event flags. Signed-off-by: Andrew Murray <redacted> --- arch/alpha/kernel/perf_event.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/alpha/kernel/perf_event.c b/arch/alpha/kernel/perf_event.c
index 5613aa37..36f98ee 100644
--- a/arch/alpha/kernel/perf_event.c
+++ b/arch/alpha/kernel/perf_event.c@@ -631,10 +631,8 @@ static int __hw_perf_event_init(struct perf_event *event) } /* The EV67 does not support mode exclusion */ - if (attr->exclude_kernel || attr->exclude_user - || attr->exclude_hv || attr->exclude_idle) { + if (event_has_exclude_flags(event)) return -EPERM; - } /* * We place the event type in event_base here and leave calculation
--
2.7.4