diff options
Diffstat (limited to '0007-Kbuild-Use-HOST-FLAGS-options-from-the-command-line.patch')
| -rw-r--r-- | 0007-Kbuild-Use-HOST-FLAGS-options-from-the-command-line.patch | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/0007-Kbuild-Use-HOST-FLAGS-options-from-the-command-line.patch b/0007-Kbuild-Use-HOST-FLAGS-options-from-the-command-line.patch new file mode 100644 index 000000000..40cf71879 --- /dev/null +++ b/0007-Kbuild-Use-HOST-FLAGS-options-from-the-command-line.patch @@ -0,0 +1,73 @@ +From 36be6e2f197b4abaf0e7c4fe2f525eb56b3f0298 Mon Sep 17 00:00:00 2001 +From: Laura Abbott <labbott@redhat.com> +Date: Fri, 6 Jul 2018 17:21:01 -0700 +Subject: [PATCHv2 7/7] Kbuild: Use HOST*FLAGS options from the command line +To: Masahiro Yamada <yamada.masahiro@socionext.com> +To: Josh Poimboeuf <jpoimboe@redhat.com> +To: Jiri Olsa <jolsa@kernel.org> +Cc: linux-kbuild@vger.kernel.org +Cc: linux-kernel@vger.kernel.org +Cc: Robin Jarry <robin.jarry@6wind.com> +Cc: Jonathan Corbet <corbet@lwn.net> +Cc: linux-doc@vger.kernel.org + + +Now that we have the rename in place, reuse the HOST*FLAGS options as +something that can be set from the command line and included with the +rest of the flags. + +Signed-off-by: Laura Abbott <labbott@redhat.com> +--- +v2: Use the correct name for HOSTLDLIBS, update documentation. +--- + Documentation/kbuild/kbuild.txt | 16 ++++++++++++++++ + Makefile | 9 +++++---- + 2 files changed, 21 insertions(+), 4 deletions(-) + +diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt +index 6c9c69ec3986..9847a5974826 100644 +--- a/Documentation/kbuild/kbuild.txt ++++ b/Documentation/kbuild/kbuild.txt +@@ -238,3 +238,19 @@ KBUILD_VMLINUX_LIBS + All .a "lib" files for vmlinux. + KBUILD_VMLINUX_INIT, KBUILD_VMLINUX_MAIN, and KBUILD_VMLINUX_LIBS together + specify all the object files used to link vmlinux. ++ ++HOSTCFLAGS ++-------------------------------------------------- ++Additional flags to be passed to $(HOSTCC) when building host programs. ++ ++HOSTLDFLAGS ++-------------------------------------------------- ++Additional flags to be passed to $(HOSTLD) when building host programs. ++ ++HOSTCXXFLAGS ++-------------------------------------------------- ++Additional flags to be passed to $(HOSTCXX) when building host programs. ++ ++HOSTLDLIBS ++-------------------------------------------------- ++Additional libraries to link against when building host programs. +diff --git a/Makefile b/Makefile +index 96e34381d9ee..c2ee1d4c12c9 100644 +--- a/Makefile ++++ b/Makefile +@@ -360,10 +360,11 @@ HOST_LFS_LIBS := $(shell getconf LFS_LIBS) + HOSTCC = gcc + HOSTCXX = g++ + KBUILD_HOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 \ +- -fomit-frame-pointer -std=gnu89 $(HOST_LFS_CFLAGS) +-KBUILD_HOSTCXXFLAGS := -O2 $(HOST_LFS_CFLAGS) +-KBUILD_HOSTLDFLAGS := $(HOST_LFS_LDFLAGS) +-KBUILD_HOSTLDLIBS := $(HOST_LFS_LIBS) ++ -fomit-frame-pointer -std=gnu89 $(HOST_LFS_CFLAGS) \ ++ $(HOSTCFLAGS) ++KBUILD_HOSTCXXFLAGS := -O2 $(HOST_LFS_CFLAGS) $(HOSTCXXFLAGS) ++KBUILD_HOSTLDFLAGS := $(HOST_LFS_LDFLAGS) $(HOSTLDFLAGS) ++KBUILD_HOSTLDLIBS := $(HOST_LFS_LIBS) $(HOSTLDLIBS) + + # Make variables (CC, etc...) + AS = $(CROSS_COMPILE)as +-- +2.17.1 + |