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SubjectRe: [PATCH 1/6] perf-events: Add support for supplementary event registers v5
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On Mon, 2011-02-21 at 00:56 +0800, Lin Ming wrote:
> @@ -225,7 +225,10 @@ struct perf_event_attr {
> };
>
> __u32 bp_type;
> - __u64 bp_addr;
> + union {
> + __u64 bp_addr;
> + __u64 event_extra; /* Extra for some events */
> + };
> __u64 bp_len;
> };

I did s/event_extra/config1/g and:

Index: linux-2.6/include/linux/perf_event.h
===================================================================
--- linux-2.6.orig/include/linux/perf_event.h
+++ linux-2.6/include/linux/perf_event.h
@@ -227,9 +230,12 @@ struct perf_event_attr {
__u32 bp_type;
union {
__u64 bp_addr;
- __u64 config1; /* Extra for some events */
+ __u64 config1; /* extension of config0 */
+ };
+ union {
+ __u64 bp_len;
+ __u64 config2; /* extension of config1 */
};
- __u64 bp_len;
};

/*
Giving us basically 192 bits of config{,1,2} space and the possibility
of eventually deprecating the bp_ stuff.

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