tty: drop outdated comments about release_tty() locking
[muen/linux.git] / Kbuild
1 # SPDX-License-Identifier: GPL-2.0
2 #
3 # Kbuild for top-level directory of the kernel
4
5 #####
6 # Generate bounds.h
7
8 bounds-file := include/generated/bounds.h
9
10 always-y := $(bounds-file)
11 targets := kernel/bounds.s
12
13 $(bounds-file): kernel/bounds.s FORCE
14         $(call filechk,offsets,__LINUX_BOUNDS_H__)
15
16 #####
17 # Generate timeconst.h
18
19 timeconst-file := include/generated/timeconst.h
20
21 filechk_gentimeconst = echo $(CONFIG_HZ) | bc -q $<
22
23 $(timeconst-file): kernel/time/timeconst.bc FORCE
24         $(call filechk,gentimeconst)
25
26 #####
27 # Generate asm-offsets.h
28
29 offsets-file := include/generated/asm-offsets.h
30
31 always-y += $(offsets-file)
32 targets += arch/$(SRCARCH)/kernel/asm-offsets.s
33
34 arch/$(SRCARCH)/kernel/asm-offsets.s: $(timeconst-file) $(bounds-file)
35
36 $(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s FORCE
37         $(call filechk,offsets,__ASM_OFFSETS_H__)
38
39 #####
40 # Check for missing system calls
41
42 always-y += missing-syscalls
43
44 quiet_cmd_syscalls = CALL    $<
45       cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags) $(missing_syscalls_flags)
46
47 missing-syscalls: scripts/checksyscalls.sh $(offsets-file) FORCE
48         $(call cmd,syscalls)
49
50 #####
51 # Check atomic headers are up-to-date
52
53 always-y += old-atomics
54
55 quiet_cmd_atomics = CALL    $<
56       cmd_atomics = $(CONFIG_SHELL) $<
57
58 old-atomics: scripts/atomic/check-atomics.sh FORCE
59         $(call cmd,atomics)