Em Fri, Oct 19, 2012 at 05:55:58PM +0100, David Howells escreveu: > > Here are some potential fix ups for perf and other tools. They need to be > applied on top of the x86 UAPI disintegration patch. Borislav, Namhyung, can you take a look at this series? - Arnaldo > There are five patches: > > (1) Use a makefile $(call ...) function in tools/Makefile to make it easier > to deal with. > > [NOTE! I think the rule for selftests_install is wrong since it attempts > to discard '_clean' from the end of the target name instead of > '_install'] > > (2) Fix handling of O= with a relative path when doing something like: > > make tools/perf O=foo > > from the top-level directory in the kernel source tree for all tools. > > (3) Make perf work for x86 by adding -I flags and changing long #includes > with "../../include" in them into short <asm/foo.h> type things. > > Now there are two patches that I'm not sure whether you want. There are three > header files with bits used by perf that are not in the UAPI. If these are > disintegrated then perf does not need to look in any KAPI headers at all and > the -I flag pointing there can be dropped after the first of these patches. > > (4) UAPI disintegrate asm/svm.h and asm/vmx.h. > > (5) UAPI disintegrate asm/perf_regs.h and convert a "../../include" style > path into <asm/perf_regs.h>. > > I'm not sure whether these should be exported to userspace, though this commit: > > commit 26bf264e871a4b9a8ac09c21a2b518e7f23830d5 > Author: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxxxxxx> > Date: Mon Sep 17 16:31:13 2012 +0800 > KVM: x86: Export svm/vmx exit code and vector code to userspace > > suggests that at least the first two should be - though since it didn't modify > Kbuild, this was not effective. > > I haven't tried building perf for other arches at this time. > > David > --- > David Howells (5): > x86: UAPI Disintegrate asm/perf_regs.h > x86: Disintegrate asm/svm.h and asm/vmx.h to produce UAPI components for perf > perf: Make perf build for x86 with UAPI disintegration applied > tools: Honour the O= flag when tool build called from a higher Makefile > tools: Define a Makefile function to do subdir processing > > > Makefile | 6 + > arch/x86/include/asm/perf_regs.h | 33 -------- > arch/x86/include/asm/svm.h | 133 ------------------------------- > arch/x86/include/asm/vmx.h | 87 -------------------- > arch/x86/include/uapi/asm/perf_regs.h | 33 ++++++++ > arch/x86/include/uapi/asm/svm.h | 131 +++++++++++++++++++++++++++++++ > arch/x86/include/uapi/asm/vmx.h | 108 +++++++++++++++++++++++++ > tools/Makefile | 24 +++--- > tools/perf/Makefile | 15 +++ > tools/perf/arch/x86/include/perf_regs.h | 2 > tools/perf/builtin-kvm.c | 6 + > tools/perf/perf.h | 16 +--- > tools/scripts/Makefile.include | 18 ++++ > 13 files changed, 329 insertions(+), 283 deletions(-) > delete mode 100644 arch/x86/include/asm/perf_regs.h > create mode 100644 arch/x86/include/uapi/asm/perf_regs.h > create mode 100644 arch/x86/include/uapi/asm/svm.h > create mode 100644 arch/x86/include/uapi/asm/vmx.h -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
