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authorMasahiro Yamada2021-02-15 09:48:22 +0900
committerMasahiro Yamada2021-02-22 08:21:55 +0900
commit865fa29f7dd1b6af8498fe08f19b4028c1c8a153 (patch)
tree5c30007fd4853e3ccb62b60cf06c0106099d638c /arch/x86/entry
parent585d32f9b0532ca2407943edec163c23191de488 (diff)
arch: syscalls: add missing FORCE and fix 'targets' to make if_changed work
The rules in these Makefiles cannot detect the command line change because the prerequisite 'FORCE' is missing. Adding 'FORCE' will result in the headers being rebuilt every time because the 'targets' additions are also wrong; the file paths in 'targets' must be relative to the current Makefile. Fix all of them so the if_changed rules work correctly. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/x86/entry')
-rw-r--r--arch/x86/entry/syscalls/Makefile25
1 files changed, 13 insertions, 12 deletions
diff --git a/arch/x86/entry/syscalls/Makefile b/arch/x86/entry/syscalls/Makefile
index 6fb9b57ed5ba..b0adc1704fde 100644
--- a/arch/x86/entry/syscalls/Makefile
+++ b/arch/x86/entry/syscalls/Makefile
@@ -21,37 +21,37 @@ quiet_cmd_systbl = SYSTBL $@
cmd_systbl = $(CONFIG_SHELL) '$(systbl)' $< $@
quiet_cmd_hypercalls = HYPERCALLS $@
- cmd_hypercalls = $(CONFIG_SHELL) '$<' $@ $(filter-out $<,$^)
+ cmd_hypercalls = $(CONFIG_SHELL) '$<' $@ $(filter-out $<, $(real-prereqs))
syshdr_abi_unistd_32 := i386
-$(uapi)/unistd_32.h: $(syscall32) $(syshdr)
+$(uapi)/unistd_32.h: $(syscall32) $(syshdr) FORCE
$(call if_changed,syshdr)
syshdr_abi_unistd_32_ia32 := i386
syshdr_pfx_unistd_32_ia32 := ia32_
-$(out)/unistd_32_ia32.h: $(syscall32) $(syshdr)
+$(out)/unistd_32_ia32.h: $(syscall32) $(syshdr) FORCE
$(call if_changed,syshdr)
syshdr_abi_unistd_x32 := common,x32
syshdr_offset_unistd_x32 := __X32_SYSCALL_BIT
-$(uapi)/unistd_x32.h: $(syscall64) $(syshdr)
+$(uapi)/unistd_x32.h: $(syscall64) $(syshdr) FORCE
$(call if_changed,syshdr)
syshdr_abi_unistd_64 := common,64
-$(uapi)/unistd_64.h: $(syscall64) $(syshdr)
+$(uapi)/unistd_64.h: $(syscall64) $(syshdr) FORCE
$(call if_changed,syshdr)
syshdr_abi_unistd_64_x32 := x32
syshdr_pfx_unistd_64_x32 := x32_
-$(out)/unistd_64_x32.h: $(syscall64) $(syshdr)
+$(out)/unistd_64_x32.h: $(syscall64) $(syshdr) FORCE
$(call if_changed,syshdr)
-$(out)/syscalls_32.h: $(syscall32) $(systbl)
+$(out)/syscalls_32.h: $(syscall32) $(systbl) FORCE
$(call if_changed,systbl)
-$(out)/syscalls_64.h: $(syscall64) $(systbl)
+$(out)/syscalls_64.h: $(syscall64) $(systbl) FORCE
$(call if_changed,systbl)
-$(out)/xen-hypercalls.h: $(srctree)/scripts/xen-hypercalls.sh
+$(out)/xen-hypercalls.h: $(srctree)/scripts/xen-hypercalls.sh FORCE
$(call if_changed,hypercalls)
$(out)/xen-hypercalls.h: $(srctree)/include/xen/interface/xen*.h
@@ -62,9 +62,10 @@ syshdr-$(CONFIG_X86_64) += unistd_32_ia32.h unistd_64_x32.h
syshdr-$(CONFIG_X86_64) += syscalls_64.h
syshdr-$(CONFIG_XEN) += xen-hypercalls.h
-targets += $(uapisyshdr-y) $(syshdr-y)
+uapisyshdr-y := $(addprefix $(uapi)/, $(uapisyshdr-y))
+syshdr-y := $(addprefix $(out)/, $(syshdr-y))
+targets += $(addprefix ../../../../, $(uapisyshdr-y) $(syshdr-y))
PHONY += all
-all: $(addprefix $(uapi)/,$(uapisyshdr-y))
-all: $(addprefix $(out)/,$(syshdr-y))
+all: $(uapisyshdr-y) $(syshdr-y)
@: