From d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:45:28 +0000
Subject: [PATCH] add boot partition size
---
kernel/Kbuild | 61 +++++++++---------------------
1 files changed, 18 insertions(+), 43 deletions(-)
diff --git a/kernel/Kbuild b/kernel/Kbuild
index 0053042..fa441b9 100644
--- a/kernel/Kbuild
+++ b/kernel/Kbuild
@@ -1,69 +1,45 @@
# SPDX-License-Identifier: GPL-2.0
#
# Kbuild for top-level directory of the kernel
-# This file takes care of the following:
-# 1) Generate bounds.h
-# 2) Generate timeconst.h
-# 3) Generate asm-offsets.h (may need bounds.h and timeconst.h)
-# 4) Check for missing system calls
-# 5) Generate constants.py (may need bounds.h)
#####
-# 1) Generate bounds.h
+# Generate bounds.h
bounds-file := include/generated/bounds.h
-always := $(bounds-file)
+always-y := $(bounds-file)
targets := kernel/bounds.s
-# We use internal kbuild rules to avoid the "is up to date" message from make
-kernel/bounds.s: kernel/bounds.c FORCE
- $(call if_changed_dep,cc_s_c)
-
-$(obj)/$(bounds-file): kernel/bounds.s FORCE
+$(bounds-file): kernel/bounds.s FORCE
$(call filechk,offsets,__LINUX_BOUNDS_H__)
#####
-# 2) Generate timeconst.h
+# Generate timeconst.h
timeconst-file := include/generated/timeconst.h
-targets += $(timeconst-file)
+filechk_gentimeconst = echo $(CONFIG_HZ) | bc -q $<
-quiet_cmd_gentimeconst = GEN $@
-define cmd_gentimeconst
- (echo $(CONFIG_HZ) | bc -q $< ) > $@
-endef
-define filechk_gentimeconst
- (echo $(CONFIG_HZ) | bc -q $< )
-endef
-
-$(obj)/$(timeconst-file): kernel/time/timeconst.bc FORCE
+$(timeconst-file): kernel/time/timeconst.bc FORCE
$(call filechk,gentimeconst)
#####
-# 3) Generate asm-offsets.h
-#
+# Generate asm-offsets.h
offsets-file := include/generated/asm-offsets.h
-always += $(offsets-file)
+always-y += $(offsets-file)
targets += arch/$(SRCARCH)/kernel/asm-offsets.s
-# We use internal kbuild rules to avoid the "is up to date" message from make
-arch/$(SRCARCH)/kernel/asm-offsets.s: arch/$(SRCARCH)/kernel/asm-offsets.c \
- $(obj)/$(timeconst-file) $(obj)/$(bounds-file) FORCE
- $(call if_changed_dep,cc_s_c)
+arch/$(SRCARCH)/kernel/asm-offsets.s: $(timeconst-file) $(bounds-file)
-$(obj)/$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s FORCE
+$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s FORCE
$(call filechk,offsets,__ASM_OFFSETS_H__)
#####
-# 4) Check for missing system calls
-#
+# Check for missing system calls
-always += missing-syscalls
-targets += missing-syscalls
+always-y += missing-syscalls
quiet_cmd_syscalls = CALL $<
cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags) $(missing_syscalls_flags)
@@ -72,13 +48,12 @@
$(call cmd,syscalls)
#####
-# 5) Generate constants for Python GDB integration
-#
+# Check atomic headers are up-to-date
-extra-$(CONFIG_GDB_SCRIPTS) += build_constants_py
+always-y += old-atomics
-build_constants_py: $(obj)/$(timeconst-file) $(obj)/$(bounds-file)
- @$(MAKE) $(build)=scripts/gdb/linux $@
+quiet_cmd_atomics = CALL $<
+ cmd_atomics = $(CONFIG_SHELL) $<
-# Keep these three files during make clean
-no-clean-files := $(bounds-file) $(offsets-file) $(timeconst-file)
+old-atomics: scripts/atomic/check-atomics.sh FORCE
+ $(call cmd,atomics)
--
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