Message-Id: <20240924160418.1391100-12-irogers@google.com>
Date: Tue, 24 Sep 2024 09:04:18 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, John Garry <john.g.garry@...cle.com>, 
	Will Deacon <will@...nel.org>, James Clark <james.clark@...aro.org>, 
	Mike Leach <mike.leach@...aro.org>, Leo Yan <leo.yan@...ux.dev>, Guo Ren <guoren@...nel.org>, 
	Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, 
	Albert Ou <aou@...s.berkeley.edu>, Nick Terrell <terrelln@...com>, 
	Guilherme Amadio <amadio@...too.org>, Changbin Du <changbin.du@...wei.com>, 
	"Steinar H. Gunderson" <sesse@...gle.com>, "Masami Hiramatsu (Google)" <mhiramat@...nel.org>, 
	Aditya Gupta <adityag@...ux.ibm.com>, Athira Rajeev <atrajeev@...ux.vnet.ibm.com>, 
	Masahiro Yamada <masahiroy@...nel.org>, Huacai Chen <chenhuacai@...nel.org>, 
	Bibo Mao <maobibo@...ngson.cn>, Kajol Jain <kjain@...ux.ibm.com>, 
	Anup Patel <anup@...infault.org>, Shenlin Liang <liangshenlin@...incomputing.com>, 
	Atish Patra <atishp@...osinc.com>, Oliver Upton <oliver.upton@...ux.dev>, 
	Chen Pei <cp0613@...ux.alibaba.com>, Dima Kogan <dima@...retsauce.net>, 
	Alexander Lobakin <aleksander.lobakin@...el.com>, "David S. Miller" <davem@...emloft.net>, 
	Przemek Kitszel <przemyslaw.kitszel@...el.com>, linux-kernel@...r.kernel.org, 
	linux-perf-users@...r.kernel.org, Yang Jihong <yangjihong@...edance.com>
Subject: [PATCH v1 11/11] perf build: Rename PERF_HAVE_DWARF_REGS to PERF_HAVE_LIBDW_REGS

The name dwarf can imply libunwind support, whereas
PERF_HAVE_DWARF_REGS is only enabled with libdw support. Rename to
make it clearer there is a libdw connection.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/Makefile.config         | 4 ++--
 tools/perf/arch/arm/Makefile       | 2 +-
 tools/perf/arch/arm64/Makefile     | 2 +-
 tools/perf/arch/csky/Makefile      | 2 +-
 tools/perf/arch/loongarch/Makefile | 2 +-
 tools/perf/arch/mips/Makefile      | 2 +-
 tools/perf/arch/powerpc/Makefile   | 2 +-
 tools/perf/arch/riscv/Makefile     | 2 +-
 tools/perf/arch/s390/Makefile      | 2 +-
 tools/perf/arch/sh/Makefile        | 2 +-
 tools/perf/arch/sparc/Makefile     | 2 +-
 tools/perf/arch/x86/Makefile       | 2 +-
 tools/perf/arch/xtensa/Makefile    | 2 +-
 13 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index b14430ab2898..ea9b2b315064 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -552,7 +552,7 @@ ifndef NO_LIBELF
   endif
 
   ifndef NO_LIBDW
-    ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
+    ifeq ($(origin PERF_HAVE_LIBDW_REGS), undefined)
       $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled)
       NO_LIBDW := 1
     else
@@ -560,7 +560,7 @@ ifndef NO_LIBELF
       LDFLAGS += $(LIBDW_LDFLAGS)
       EXTLIBS += ${DWARFLIBS}
       $(call detected,CONFIG_LIBDW)
-    endif # PERF_HAVE_DWARF_REGS
+    endif # PERF_HAVE_LIBDW_REGS
   endif # NO_LIBDW
 
   ifndef NO_LIBBPF
diff --git a/tools/perf/arch/arm/Makefile b/tools/perf/arch/arm/Makefile
index 9b164d379548..5c712fa2347b 100644
--- a/tools/perf/arch/arm/Makefile
+++ b/tools/perf/arch/arm/Makefile
@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0-only
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/arm64/Makefile b/tools/perf/arch/arm64/Makefile
index 8a5ffbfe809f..66456aef91bc 100644
--- a/tools/perf/arch/arm64/Makefile
+++ b/tools/perf/arch/arm64/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 PERF_HAVE_JITDUMP := 1
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1
diff --git a/tools/perf/arch/csky/Makefile b/tools/perf/arch/csky/Makefile
index 119b06a64bed..f9e270940919 100644
--- a/tools/perf/arch/csky/Makefile
+++ b/tools/perf/arch/csky/Makefile
@@ -1,4 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
diff --git a/tools/perf/arch/loongarch/Makefile b/tools/perf/arch/loongarch/Makefile
index 1cc5eb01f32b..fb0c55bf59f8 100644
--- a/tools/perf/arch/loongarch/Makefile
+++ b/tools/perf/arch/loongarch/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1
 PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/mips/Makefile b/tools/perf/arch/mips/Makefile
index 733f7b76f52d..5892bc310127 100644
--- a/tools/perf/arch/mips/Makefile
+++ b/tools/perf/arch/mips/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 
 # Syscall table generation for perf
diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile
index 7672d555f6cd..86911b7505ca 100644
--- a/tools/perf/arch/powerpc/Makefile
+++ b/tools/perf/arch/powerpc/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 
 HAVE_KVM_STAT_SUPPORT := 1
diff --git a/tools/perf/arch/riscv/Makefile b/tools/perf/arch/riscv/Makefile
index 4664a78a1afd..d97fd00e43f2 100644
--- a/tools/perf/arch/riscv/Makefile
+++ b/tools/perf/arch/riscv/Makefile
@@ -1,5 +1,5 @@
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1
 PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/s390/Makefile b/tools/perf/arch/s390/Makefile
index 3f66e2ede3f7..4b83e66c2dfb 100644
--- a/tools/perf/arch/s390/Makefile
+++ b/tools/perf/arch/s390/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 HAVE_KVM_STAT_SUPPORT := 1
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1
diff --git a/tools/perf/arch/sh/Makefile b/tools/perf/arch/sh/Makefile
index 119b06a64bed..f9e270940919 100644
--- a/tools/perf/arch/sh/Makefile
+++ b/tools/perf/arch/sh/Makefile
@@ -1,4 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
diff --git a/tools/perf/arch/sparc/Makefile b/tools/perf/arch/sparc/Makefile
index 7741184894c8..39108adc18f1 100644
--- a/tools/perf/arch/sparc/Makefile
+++ b/tools/perf/arch/sparc/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 
 PERF_HAVE_JITDUMP := 1
diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 9aa58acb5564..901d74e85470 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
 HAVE_KVM_STAT_SUPPORT := 1
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1
diff --git a/tools/perf/arch/xtensa/Makefile b/tools/perf/arch/xtensa/Makefile
index 119b06a64bed..f9e270940919 100644
--- a/tools/perf/arch/xtensa/Makefile
+++ b/tools/perf/arch/xtensa/Makefile
@@ -1,4 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 ifndef NO_LIBDW
-PERF_HAVE_DWARF_REGS := 1
+PERF_HAVE_LIBDW_REGS := 1
 endif
-- 
2.46.0.792.g87dc391469-goog

Powered by blists - more mailing lists