Re: [PATCH V2 3/5] tools/perf: Add powerpc support for PERF_SAMPLE_WEIGHT_STRUCT

[Arnaldo]

On March 26, 2021 12:23:04 PM GMT-03:00, Athira Rajeev <atrajeev@xxxxxxxxxxxxxxxxxx> wrote:
>
>
>On 25-Mar-2021, at 1:13 AM, Jiri Olsa <jolsa@xxxxxxxxxx> wrote:
>
>On Mon, Mar 22, 2021 at 10:57:25AM -0400, Athira Rajeev wrote:
>
>Add arch specific arch_evsel__set_sample_weight() to set the new
>sample type for powerpc.
>
>Add arch specific arch_perf_parse_sample_weight() to store the
>sample->weight values depending on the sample type applied.
>if the new sample type (PERF_SAMPLE_WEIGHT_STRUCT) is applied,
>store only the lower 32 bits to sample->weight. If sample type
>is 'PERF_SAMPLE_WEIGHT', store the full 64-bit to sample->weight.
>
>Signed-off-by: Athira Rajeev <atrajeev@xxxxxxxxxxxxxxxxxx>
>---
>tools/perf/arch/powerpc/util/Build   |  2 ++
>tools/perf/arch/powerpc/util/event.c | 32
>++++++++++++++++++++++++++++++++
>tools/perf/arch/powerpc/util/evsel.c |  8 ++++++++
>3 files changed, 42 insertions(+)
>create mode 100644 tools/perf/arch/powerpc/util/event.c
>create mode 100644 tools/perf/arch/powerpc/util/evsel.c
>
>diff --git a/tools/perf/arch/powerpc/util/Build
>b/tools/perf/arch/powerpc/util/Build
>index b7945e5a543b..8a79c4126e5b 100644
>--- a/tools/perf/arch/powerpc/util/Build
>+++ b/tools/perf/arch/powerpc/util/Build
>@@ -4,6 +4,8 @@ perf-y += kvm-stat.o
>perf-y += perf_regs.o
>perf-y += mem-events.o
>perf-y += sym-handling.o
>+perf-y += evsel.o
>+perf-y += event.o
>
>perf-$(CONFIG_DWARF) += dwarf-regs.o
>perf-$(CONFIG_DWARF) += skip-callchain-idx.o
>diff --git a/tools/perf/arch/powerpc/util/event.c
>b/tools/perf/arch/powerpc/util/event.c
>new file mode 100644
>index 000000000000..f49d32c2c8ae
>--- /dev/null
>+++ b/tools/perf/arch/powerpc/util/event.c
>@@ -0,0 +1,32 @@
>+// SPDX-License-Identifier: GPL-2.0
>+#include <linux/types.h>
>+#include <linux/string.h>
>+#include <linux/zalloc.h>
>+
>+#include "../../../util/event.h"
>+#include "../../../util/synthetic-events.h"
>+#include "../../../util/machine.h"
>+#include "../../../util/tool.h"
>+#include "../../../util/map.h"
>+#include "../../../util/debug.h"
>
>
>nit, just #include "utils/...h" should work no?
>
>other than that, the patchset looks ok to me
>
>Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>
>
>
>
>Hi Jiri, Arnaldo
>
>Thanks for reviewing the patch set.
>I checked that, just using "utils/...h" also works.
>Below is the change which I verified. Since the patches are presently
>merged in 
>https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git/log/?h=tmp.perf/core,
>
>can you please suggest how can we go about this change ?

I'll fix it up here,

Thanks for the patch.

- Arnaldo

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