[PATCH 06/10] alpha: perf/core: generalise event exclusion checking with perf macro

Andrew Murray andrew.murray at arm.com
Fri Nov 16 21:24:09 AEDT 2018


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 <andrew.murray at arm.com>
---
 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



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