
timeconst.h is generated by $(call filechk,...), missing-syscalls and old-atomics are invoked by $(call cmd,...) None of them needs to be added to 'targets'. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
1.4 KiB
SPDX-License-Identifier: GPL-2.0
Kbuild for top-level directory of the kernel
Generate bounds.h
bounds-file := include/generated/bounds.h
always := $(bounds-file) targets := kernel/bounds.s
$(bounds-file): kernel/bounds.s FORCE $(call filechk,offsets,LINUX_BOUNDS_H)
Generate timeconst.h
timeconst-file := include/generated/timeconst.h
filechk_gentimeconst = echo $(CONFIG_HZ) | bc -q $<
$(timeconst-file): kernel/time/timeconst.bc FORCE $(call filechk,gentimeconst)
Generate asm-offsets.h
offsets-file := include/generated/asm-offsets.h
always += $(offsets-file) targets += arch/$(SRCARCH)/kernel/asm-offsets.s
arch/$(SRCARCH)/kernel/asm-offsets.s: $(timeconst-file) $(bounds-file)
$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s FORCE $(call filechk,offsets,ASM_OFFSETS_H)
Check for missing system calls
always += missing-syscalls
quiet_cmd_syscalls = CALL $< cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags) $(missing_syscalls_flags)
missing-syscalls: scripts/checksyscalls.sh $(offsets-file) FORCE $(call cmd,syscalls)
Check atomic headers are up-to-date
always += old-atomics
quiet_cmd_atomics = CALL $< cmd_atomics = $(CONFIG_SHELL) $<
old-atomics: scripts/atomic/check-atomics.sh FORCE $(call cmd,atomics)
Keep these three files during make clean
no-clean-files := $(bounds-file) $(offsets-file) $(timeconst-file)