linux-kernel - Re: linux-next: manual merge of the tip tree with the perf tree

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Date:   Wed, 28 Jun 2023 11:37:48 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>,
        Namhyung Kim <namhyung@...nel.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Arnaldo Carvalho de Melo <acme@...hat.com>,
        Ian Rogers <irogers@...gle.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Ravi Bangoria <ravi.bangoria@....com>
Subject: Re: linux-next: manual merge of the tip tree with the perf tree

Hi all,

On Tue, 16 May 2023 10:34:13 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> 
> Today's linux-next merge of the tip tree got conflicts in:
> 
>   tools/perf/arch/x86/include/arch-tests.h
>   tools/perf/arch/x86/tests/arch-tests.c
> 
> between commit:
> 
>   ae4aa00a1a93 ("perf test: Move x86 hybrid tests to arch/x86")
> 
> from the perf tree and commit:
> 
>   78075d947534 ("perf test: Add selftest to test IBS invocation via core pmu events")
> 
> from the tip tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc tools/perf/arch/x86/include/arch-tests.h
> index 33d39c1d3e64,93d3b8877baa..000000000000
> --- a/tools/perf/arch/x86/include/arch-tests.h
> +++ b/tools/perf/arch/x86/include/arch-tests.h
> @@@ -11,7 -11,7 +11,8 @@@ int test__intel_pt_pkt_decoder(struct t
>   int test__intel_pt_hybrid_compat(struct test_suite *test, int subtest);
>   int test__bp_modify(struct test_suite *test, int subtest);
>   int test__x86_sample_parsing(struct test_suite *test, int subtest);
>  +int test__hybrid(struct test_suite *test, int subtest);
> + int test__amd_ibs_via_core_pmu(struct test_suite *test, int subtest);
>   
>   extern struct test_suite *arch_tests[];
>   
> diff --cc tools/perf/arch/x86/tests/arch-tests.c
> index 147ad0638bbb,b5c85ab8d92e..000000000000
> --- a/tools/perf/arch/x86/tests/arch-tests.c
> +++ b/tools/perf/arch/x86/tests/arch-tests.c
> @@@ -22,15 -22,7 +22,16 @@@ struct test_suite suite__intel_pt = 
>   DEFINE_SUITE("x86 bp modify", bp_modify);
>   #endif
>   DEFINE_SUITE("x86 Sample parsing", x86_sample_parsing);
>  +static struct test_case hybrid_tests[] = {
>  +	TEST_CASE_REASON("x86 hybrid event parsing", hybrid, "not hybrid"),
>  +	{ .name = NULL, }
>  +};
>  +
>  +struct test_suite suite__hybrid = {
>  +	.desc = "x86 hybrid",
>  +	.test_cases = hybrid_tests,
>  +};
> + DEFINE_SUITE("AMD IBS via core pmu", amd_ibs_via_core_pmu);
>   
>   struct test_suite *arch_tests[] = {
>   #ifdef HAVE_DWARF_UNWIND_SUPPORT
> @@@ -44,6 -36,6 +45,7 @@@
>   	&suite__bp_modify,
>   #endif
>   	&suite__x86_sample_parsing,
>  +	&suite__hybrid,
> + 	&suite__amd_ibs_via_core_pmu,
>   	NULL,
>   };

This is now a conflict between the perf tree and Linus' tree.

-- 
Cheers,
Stephen Rothwell

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