Commit-ID:  c9b51a017065bf514ab5a380f2fb3b0dada5bc68
Gitweb:     https://git.kernel.org/tip/c9b51a017065bf514ab5a380f2fb3b0dada5bc68
Author:     Jiri Olsa <jo...@kernel.org>
AuthorDate: Mon, 13 Aug 2018 13:15:04 +0200
Committer:  Arnaldo Carvalho de Melo <a...@redhat.com>
CommitDate: Tue, 14 Aug 2018 15:10:40 -0300

perf tools: Move syscall_64.tbl check into check-headers.sh

Probably leftover from the time we introducd the check-headers.sh script.

Committer testing:

Remove the 'rseq' syscall from tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
to fake a diff:

make: Entering directory '/home/acme/git/perf/tools/perf'
  BUILD:   Doing 'make -j4' parallel build
Warning: Kernel ABI header at 
'tools/perf/arch/x86/entry/syscalls/syscall_64.tbl' differs from latest version 
at 'arch/x86/entry/syscalls/syscall_64.tbl'
diff -u tools/perf/arch/x86/entry/syscalls/syscall_64.tbl 
arch/x86/entry/syscalls/syscall_64.tbl
  CC       /tmp/build/perf/util/syscalltbl.o
  INSTALL  trace_plugins
<SNIP>
  $ diff -u tools/perf/arch/x86/entry/syscalls/syscall_64.tbl 
arch/x86/entry/syscalls/syscall_64.tbl
  --- tools/perf/arch/x86/entry/syscalls/syscall_64.tbl 2018-08-13 
15:49:50.896585176 -0300
  +++ arch/x86/entry/syscalls/syscall_64.tbl    2018-07-20 12:04:04.536858304 
-0300
  @@ -342,6 +342,7 @@
   331  common  pkey_free               __x64_sys_pkey_free
   332  common  statx                   __x64_sys_statx
   333  common  io_pgetevents           __x64_sys_io_pgetevents
  +334  common  rseq                    __x64_sys_rseq

  #
  # x32-specific system call numbers start at 512 to avoid cache impact
  $

Signed-off-by: Jiri Olsa <jo...@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <a...@redhat.com>
Cc: Alexander Kapshuk <alexander.kaps...@gmail.com>
Cc: Alexander Shishkin <alexander.shish...@linux.intel.com>
Cc: David Ahern <dsah...@gmail.com>
Cc: Namhyung Kim <namhy...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Link: http://lkml.kernel.org/r/20180813111504.3568-2-jo...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/arch/x86/Makefile | 3 ---
 tools/perf/check-headers.sh  | 3 +++
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 1a38e78117ce..8cc6642fce7a 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -19,9 +19,6 @@ systbl := $(sys)/syscalltbl.sh
 _dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header): $(sys)/syscall_64.tbl $(systbl)
-       @(test -d ../../kernel -a -d ../../tools -a -d ../perf && ( \
-        (diff -B arch/x86/entry/syscalls/syscall_64.tbl 
../../arch/x86/entry/syscalls/syscall_64.tbl >/dev/null) \
-        || echo "Warning: Kernel ABI header at 
'tools/perf/arch/x86/entry/syscalls/syscall_64.tbl' differs from latest version 
at 'arch/x86/entry/syscalls/syscall_64.tbl'" >&2 )) || true
        $(Q)$(SHELL) '$(systbl)' $(sys)/syscall_64.tbl 'x86_64' > $@
 
 clean::
diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
index b61f8a4dfca3..466540ee8ea7 100755
--- a/tools/perf/check-headers.sh
+++ b/tools/perf/check-headers.sh
@@ -101,4 +101,7 @@ check arch/x86/lib/memset_64.S        '-I "^EXPORT_SYMBOL" 
-I "^#include <asm/ex
 check include/uapi/asm-generic/mman.h '-I "^#include 
<\(uapi/\)*asm-generic/mman-common.h>"'
 check include/uapi/linux/mman.h       '-I "^#include <\(uapi/\)*asm/mman.h>"'
 
+# diff non-symmetric files
+check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl 
arch/x86/entry/syscalls/syscall_64.tbl
+
 cd tools/perf

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