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authorJiri Olsa <jolsa@kernel.org>2023-02-02 12:28:39 +0100
committerDaniel Borkmann <daniel@iogearbox.net>2023-02-07 22:47:16 +0100
commit56a2df7615fa050cc67b89245b2a482849077939 (patch)
tree4707a0e7698a8f7c3a3cb7124a3b2c5bf2baa3dc /tools/bpf
parent8306829bf845186ec8c470c771243016c30c3d74 (diff)
downloadlinux-next-56a2df7615fa050cc67b89245b2a482849077939.tar.gz
tools/resolve_btfids: Compile resolve_btfids as host program
Making resolve_btfids to be compiled as host program so we can avoid cross compile issues as reported by Nathan. Also we no longer need HOST_OVERRIDES for BINARY target, just for 'prepare' targets. Fixes: 13e07691a16f ("tools/resolve_btfids: Alter how HOSTCC is forced") Reported-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Tested-by: Nathan Chancellor <nathan@kernel.org> Acked-by: Ian Rogers <irogers@google.com> Link: https://lore.kernel.org/bpf/20230202112839.1131892-1-jolsa@kernel.org
Diffstat (limited to 'tools/bpf')
-rw-r--r--tools/bpf/resolve_btfids/Build4
-rw-r--r--tools/bpf/resolve_btfids/Makefile9
2 files changed, 9 insertions, 4 deletions
diff --git a/tools/bpf/resolve_btfids/Build b/tools/bpf/resolve_btfids/Build
index ae82da03f9bf..077de3829c72 100644
--- a/tools/bpf/resolve_btfids/Build
+++ b/tools/bpf/resolve_btfids/Build
@@ -1,3 +1,5 @@
+hostprogs := resolve_btfids
+
resolve_btfids-y += main.o
resolve_btfids-y += rbtree.o
resolve_btfids-y += zalloc.o
@@ -7,4 +9,4 @@ resolve_btfids-y += str_error_r.o
$(OUTPUT)%.o: ../../lib/%.c FORCE
$(call rule_mkdir)
- $(call if_changed_dep,cc_o_c)
+ $(call if_changed_dep,host_cc_o_c)
diff --git a/tools/bpf/resolve_btfids/Makefile b/tools/bpf/resolve_btfids/Makefile
index daed388aa5d7..abdd68ac08f4 100644
--- a/tools/bpf/resolve_btfids/Makefile
+++ b/tools/bpf/resolve_btfids/Makefile
@@ -22,6 +22,9 @@ HOST_OVERRIDES := AR="$(HOSTAR)" CC="$(HOSTCC)" LD="$(HOSTLD)" ARCH="$(HOSTARCH)
EXTRA_CFLAGS="$(HOSTCFLAGS) $(KBUILD_HOSTCFLAGS)"
RM ?= rm
+HOSTCC ?= gcc
+HOSTLD ?= ld
+HOSTAR ?= ar
CROSS_COMPILE =
OUTPUT ?= $(srctree)/tools/bpf/resolve_btfids/
@@ -64,7 +67,7 @@ $(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(LIBBPF_OU
LIBELF_FLAGS := $(shell $(HOSTPKG_CONFIG) libelf --cflags 2>/dev/null)
LIBELF_LIBS := $(shell $(HOSTPKG_CONFIG) libelf --libs 2>/dev/null || echo -lelf)
-CFLAGS += -g \
+HOSTCFLAGS += -g \
-I$(srctree)/tools/include \
-I$(srctree)/tools/include/uapi \
-I$(LIBBPF_INCLUDE) \
@@ -73,11 +76,11 @@ CFLAGS += -g \
LIBS = $(LIBELF_LIBS) -lz
-export srctree OUTPUT CFLAGS Q
+export srctree OUTPUT HOSTCFLAGS Q HOSTCC HOSTLD HOSTAR
include $(srctree)/tools/build/Makefile.include
$(BINARY_IN): fixdep FORCE prepare | $(OUTPUT)
- $(Q)$(MAKE) $(build)=resolve_btfids $(HOST_OVERRIDES)
+ $(Q)$(MAKE) $(build)=resolve_btfids
$(BINARY): $(BPFOBJ) $(SUBCMDOBJ) $(BINARY_IN)
$(call msg,LINK,$@)