Re: [PATCH v2 0/3] Add some perf support for mips

[Arnaldo Carvalho de Melo]

Em Wed, Feb 24, 2021 at 10:16:55AM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Mon, Feb 22, 2021 at 02:43:39PM +0800, Tiezhu Yang escreveu:
> > On 02/04/2021 11:35 AM, Tiezhu Yang wrote:
> > > v2: add R26 and R27 to the enum perf_event_mips_regs in patch #1
> > > 
> > > Tiezhu Yang (3):
> > >    MIPS: kernel: Support extracting off-line stack traces from user-space
> > >      with perf
> > >    perf tools: Support mips unwinding and dwarf-regs
> > >    perf tools: Generate mips syscalls_n64.c syscall table
> > 
> > Hi Arnaldo,
> > 
> > The kernel part patch #1 has been merged.
> > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1ddc96bd42da
> > 
> > Could the perf tool patches #2 and #3 have a chance to be merged before
> > 5.12-rc1?
> > If yes, we can use this feature in 5.12-rc1.
> 
> Thanks, applied, should make it into 5.12-rc1.

First we'll have to fix this problem:

  28    12.45 debian:experimental-x-mips64  : FAIL gcc version 10.2.1 20201224 (Debian 10.2.1-3)
                     from builtin-diff.c:12:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/branch.h:15,
                     from util/callchain.h:8,
                     from builtin-record.c:16:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/session.h:6,
                     from builtin-buildid-list.c:17:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/session.h:6,
                     from builtin-evlist.c:16:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/session.h:6,
                     from builtin-buildid-cache.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from builtin-annotate.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/thread.h:16,
                     from builtin-sched.c:11:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/branch.h:15,
                     from builtin-report.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from builtin-stat.c:49:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/thread.h:16,
                     from builtin-timechart.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
  29    12.79 debian:experimental-x-mipsel  : FAIL gcc version 10.2.1 20201224 (Debian 10.2.1-3)
                     from builtin-diff.c:12:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/branch.h:15,
                     from util/callchain.h:8,
                     from builtin-record.c:16:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/session.h:6,
                     from builtin-buildid-list.c:17:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from builtin-stat.c:49:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from builtin-annotate.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/session.h:6,
                     from builtin-evlist.c:16:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/thread.h:16,
                     from builtin-sched.c:11:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/thread.h:16,
                     from builtin-timechart.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/branch.h:15,
                     from builtin-report.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from util/session.h:6,
                     from builtin-buildid-cache.c:24:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.
    In file included from util/perf_regs.h:30,
                     from util/event.h:15,
                     from builtin-top.c:31:
    /git/linux/tools/perf/arch/mips/include/perf_regs.h:7:10: fatal error: asm/perf_regs.h: No such file or directory
        7 | #include <asm/perf_regs.h>
          |          ^~~~~~~~~~~~~~~~~
    compilation terminated.