From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:27:49 +0200
Subject: Adding upstream version 6.6.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 Kbuild | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 Kbuild

(limited to 'Kbuild')

diff --git a/Kbuild b/Kbuild
new file mode 100644
index 000000000..464b34a08
--- /dev/null
+++ b/Kbuild
@@ -0,0 +1,99 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Kbuild for top-level directory of the kernel
+
+# Prepare global headers and check sanity before descending into sub-directories
+# ---------------------------------------------------------------------------
+
+# Generate bounds.h
+
+bounds-file := include/generated/bounds.h
+
+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
+	$(call filechk,gentimeconst)
+
+# Generate asm-offsets.h
+
+offsets-file := include/generated/asm-offsets.h
+
+targets += arch/$(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
+
+quiet_cmd_syscalls = CALL    $<
+      cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags) $(missing_syscalls_flags)
+
+PHONY += missing-syscalls
+missing-syscalls: scripts/checksyscalls.sh $(offsets-file)
+	$(call cmd,syscalls)
+
+# Check the manual modification of atomic headers
+
+quiet_cmd_check_sha1 = CHKSHA1 $<
+      cmd_check_sha1 = \
+	if ! command -v sha1sum >/dev/null; then \
+		echo "warning: cannot check the header due to sha1sum missing"; \
+		exit 0; \
+	fi; \
+	if [ "$$(sed -n '$$s:// ::p' $<)" != \
+	     "$$(sed '$$d' $< | sha1sum | sed 's/ .*//')" ]; then \
+		echo "error: $< has been modified." >&2; \
+		exit 1; \
+	fi; \
+	touch $@
+
+atomic-checks += $(addprefix $(obj)/.checked-, \
+	  atomic-arch-fallback.h \
+	  atomic-instrumented.h \
+	  atomic-long.h)
+
+targets += $(atomic-checks)
+$(atomic-checks): $(obj)/.checked-%: include/linux/atomic/%  FORCE
+	$(call if_changed,check_sha1)
+
+# A phony target that depends on all the preparation targets
+
+PHONY += prepare
+prepare: $(offsets-file) missing-syscalls $(atomic-checks)
+	@:
+
+# Ordinary directory descending
+# ---------------------------------------------------------------------------
+
+obj-y			+= init/
+obj-y			+= usr/
+obj-y			+= arch/$(SRCARCH)/
+obj-y			+= $(ARCH_CORE)
+obj-y			+= kernel/
+obj-y			+= certs/
+obj-y			+= mm/
+obj-y			+= fs/
+obj-y			+= ipc/
+obj-y			+= security/
+obj-y			+= crypto/
+obj-$(CONFIG_BLOCK)	+= block/
+obj-$(CONFIG_IO_URING)	+= io_uring/
+obj-$(CONFIG_RUST)	+= rust/
+obj-y			+= $(ARCH_LIB)
+obj-y			+= drivers/
+obj-y			+= sound/
+obj-$(CONFIG_SAMPLES)	+= samples/
+obj-$(CONFIG_NET)	+= net/
+obj-y			+= virt/
+obj-y			+= $(ARCH_DRIVERS)
-- 
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