linux-kernel - [PATCH 1/4] perf tools: Move syscall.tbl check into check-headers.sh for powerpc

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Date:   Fri, 18 Dec 2020 15:59:21 +0800
From:   Tiezhu Yang <yangtiezhu@...ngson.cn>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>
Cc:     linux-kernel@...r.kernel.org, Xuefeng Li <lixuefeng@...ngson.cn>
Subject: [PATCH 1/4] perf tools: Move syscall.tbl check into check-headers.sh for powerpc

It is better to check syscall.tbl for powerpc in check-headers.sh, it is
similar with commit c9b51a017065 ("perf tools: Move syscall_64.tbl check
into check-headers.sh").

Signed-off-by: Tiezhu Yang <yangtiezhu@...ngson.cn>
---
 tools/perf/arch/powerpc/Makefile | 7 -------
 tools/perf/check-headers.sh      | 1 +
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile
index e58d00d..840ea0e 100644
--- a/tools/perf/arch/powerpc/Makefile
+++ b/tools/perf/arch/powerpc/Makefile
@@ -14,7 +14,6 @@ PERF_HAVE_JITDUMP := 1
 out    := $(OUTPUT)arch/powerpc/include/generated/asm
 header32 := $(out)/syscalls_32.c
 header64 := $(out)/syscalls_64.c
-syskrn := $(srctree)/arch/powerpc/kernel/syscalls/syscall.tbl
 sysprf := $(srctree)/tools/perf/arch/powerpc/entry/syscalls
 sysdef := $(sysprf)/syscall.tbl
 systbl := $(sysprf)/mksyscalltbl
@@ -23,15 +22,9 @@ systbl := $(sysprf)/mksyscalltbl
 _dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header64): $(sysdef) $(systbl)
-	@(test -d ../../kernel -a -d ../../tools -a -d ../perf && ( \
-	(diff -B $(sysdef) $(syskrn) >/dev/null) \
-	|| echo "Warning: Kernel ABI header at '$(sysdef)' differs from latest version at '$(syskrn)'" >&2 )) || true
 	$(Q)$(SHELL) '$(systbl)' '64' $(sysdef) > $@
 
 $(header32): $(sysdef) $(systbl)
-	@(test -d ../../kernel -a -d ../../tools -a -d ../perf && ( \
-	(diff -B $(sysdef) $(syskrn) >/dev/null) \
-	|| echo "Warning: Kernel ABI header at '$(sysdef)' differs from latest version at '$(syskrn)'" >&2 )) || true
 	$(Q)$(SHELL) '$(systbl)' '32' $(sysdef) > $@
 
 clean::
diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
index 15ecb18..3c96fd3 100755
--- a/tools/perf/check-headers.sh
+++ b/tools/perf/check-headers.sh
@@ -144,6 +144,7 @@ check arch/x86/lib/insn.c             '-I "^#include [\"<]\(../include/\)*asm/in
 
 # diff non-symmetric files
 check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl
+check_2 tools/perf/arch/powerpc/entry/syscalls/syscall.tbl arch/powerpc/kernel/syscalls/syscall.tbl
 
 for i in $BEAUTY_FILES; do
   beauty_check $i -B
-- 
2.1.0