[PATCH 1/2] lkdtm: Relocate code to subdirectory

[Kees Cook]

The LKDTM modules keep expanding, and it's getting weird to have each file
get a prefix. Instead, move to a subdirectory for cleaner handling.

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
 MAINTAINERS                                         |  2 +-
 drivers/misc/Makefile                               | 20 +-------------------
 drivers/misc/lkdtm/Makefile                         | 20 ++++++++++++++++++++
 drivers/misc/{lkdtm_bugs.c => lkdtm/bugs.c}         |  0
 drivers/misc/{lkdtm_core.c => lkdtm/core.c}         |  0
 drivers/misc/{lkdtm_heap.c => lkdtm/heap.c}         |  0
 drivers/misc/{ => lkdtm}/lkdtm.h                    |  0
 drivers/misc/{lkdtm_perms.c => lkdtm/perms.c}       |  0
 drivers/misc/{lkdtm_refcount.c => lkdtm/refcount.c} |  0
 drivers/misc/{lkdtm_rodata.c => lkdtm/rodata.c}     |  0
 drivers/misc/{lkdtm_usercopy.c => lkdtm/usercopy.c} |  0
 11 files changed, 22 insertions(+), 20 deletions(-)
 create mode 100644 drivers/misc/lkdtm/Makefile
 rename drivers/misc/{lkdtm_bugs.c => lkdtm/bugs.c} (100%)
 rename drivers/misc/{lkdtm_core.c => lkdtm/core.c} (100%)
 rename drivers/misc/{lkdtm_heap.c => lkdtm/heap.c} (100%)
 rename drivers/misc/{ => lkdtm}/lkdtm.h (100%)
 rename drivers/misc/{lkdtm_perms.c => lkdtm/perms.c} (100%)
 rename drivers/misc/{lkdtm_refcount.c => lkdtm/refcount.c} (100%)
 rename drivers/misc/{lkdtm_rodata.c => lkdtm/rodata.c} (100%)
 rename drivers/misc/{lkdtm_usercopy.c => lkdtm/usercopy.c} (100%)

diff --git a/MAINTAINERS b/MAINTAINERS
index 9a7f76eadae9..942df9264d2e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8146,7 +8146,7 @@ F:	drivers/*/*/*pasemi*
 LINUX KERNEL DUMP TEST MODULE (LKDTM)
 M:	Kees Cook <keescook@xxxxxxxxxxxx>
 S:	Maintained
-F:	drivers/misc/lkdtm*
+F:	drivers/misc/lkdtm/*
 
 LINUX SECURITY MODULE (LSM) FRAMEWORK
 M:	Chris Wright <chrisw@xxxxxxxxxxxx>
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index c3c8624f4d95..20be70c3f118 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -12,7 +12,7 @@ obj-$(CONFIG_ATMEL_SSC)		+= atmel-ssc.o
 obj-$(CONFIG_ATMEL_TCLIB)	+= atmel_tclib.o
 obj-$(CONFIG_DUMMY_IRQ)		+= dummy-irq.o
 obj-$(CONFIG_ICS932S401)	+= ics932s401.o
-obj-$(CONFIG_LKDTM)		+= lkdtm.o
+obj-$(CONFIG_LKDTM)		+= lkdtm/
 obj-$(CONFIG_TIFM_CORE)       	+= tifm_core.o
 obj-$(CONFIG_TIFM_7XX1)       	+= tifm_7xx1.o
 obj-$(CONFIG_PHANTOM)		+= phantom.o
@@ -57,21 +57,3 @@ obj-$(CONFIG_ASPEED_LPC_SNOOP)	+= aspeed-lpc-snoop.o
 obj-$(CONFIG_PCI_ENDPOINT_TEST)	+= pci_endpoint_test.o
 obj-$(CONFIG_OCXL)		+= ocxl/
 obj-$(CONFIG_MISC_RTSX)		+= cardreader/
-
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_core.o
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_bugs.o
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_heap.o
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_perms.o
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_refcount.o
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_rodata_objcopy.o
-lkdtm-$(CONFIG_LKDTM)		+= lkdtm_usercopy.o
-
-KCOV_INSTRUMENT_lkdtm_rodata.o	:= n
-
-OBJCOPYFLAGS :=
-OBJCOPYFLAGS_lkdtm_rodata_objcopy.o := \
-			--set-section-flags .text=alloc,readonly \
-			--rename-section .text=.rodata
-targets += lkdtm_rodata.o lkdtm_rodata_objcopy.o
-$(obj)/lkdtm_rodata_objcopy.o: $(obj)/lkdtm_rodata.o FORCE
-	$(call if_changed,objcopy)
diff --git a/drivers/misc/lkdtm/Makefile b/drivers/misc/lkdtm/Makefile
new file mode 100644
index 000000000000..3370a4138e94
--- /dev/null
+++ b/drivers/misc/lkdtm/Makefile
@@ -0,0 +1,20 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-$(CONFIG_LKDTM)		+= lkdtm.o
+
+lkdtm-$(CONFIG_LKDTM)		+= core.o
+lkdtm-$(CONFIG_LKDTM)		+= bugs.o
+lkdtm-$(CONFIG_LKDTM)		+= heap.o
+lkdtm-$(CONFIG_LKDTM)		+= perms.o
+lkdtm-$(CONFIG_LKDTM)		+= refcount.o
+lkdtm-$(CONFIG_LKDTM)		+= rodata_objcopy.o
+lkdtm-$(CONFIG_LKDTM)		+= usercopy.o
+
+KCOV_INSTRUMENT_rodata.o	:= n
+
+OBJCOPYFLAGS :=
+OBJCOPYFLAGS_rodata_objcopy.o	:= \
+			--set-section-flags .text=alloc,readonly \
+			--rename-section .text=.rodata
+targets += rodata.o rodata_objcopy.o
+$(obj)/rodata_objcopy.o: $(obj)/rodata.o FORCE
+	$(call if_changed,objcopy)
diff --git a/drivers/misc/lkdtm_bugs.c b/drivers/misc/lkdtm/bugs.c
similarity index 100%
rename from drivers/misc/lkdtm_bugs.c
rename to drivers/misc/lkdtm/bugs.c
diff --git a/drivers/misc/lkdtm_core.c b/drivers/misc/lkdtm/core.c
similarity index 100%
rename from drivers/misc/lkdtm_core.c
rename to drivers/misc/lkdtm/core.c
diff --git a/drivers/misc/lkdtm_heap.c b/drivers/misc/lkdtm/heap.c
similarity index 100%
rename from drivers/misc/lkdtm_heap.c
rename to drivers/misc/lkdtm/heap.c
diff --git a/drivers/misc/lkdtm.h b/drivers/misc/lkdtm/lkdtm.h
similarity index 100%
rename from drivers/misc/lkdtm.h
rename to drivers/misc/lkdtm/lkdtm.h
diff --git a/drivers/misc/lkdtm_perms.c b/drivers/misc/lkdtm/perms.c
similarity index 100%
rename from drivers/misc/lkdtm_perms.c
rename to drivers/misc/lkdtm/perms.c
diff --git a/drivers/misc/lkdtm_refcount.c b/drivers/misc/lkdtm/refcount.c
similarity index 100%
rename from drivers/misc/lkdtm_refcount.c
rename to drivers/misc/lkdtm/refcount.c
diff --git a/drivers/misc/lkdtm_rodata.c b/drivers/misc/lkdtm/rodata.c
similarity index 100%
rename from drivers/misc/lkdtm_rodata.c
rename to drivers/misc/lkdtm/rodata.c
diff --git a/drivers/misc/lkdtm_usercopy.c b/drivers/misc/lkdtm/usercopy.c
similarity index 100%
rename from drivers/misc/lkdtm_usercopy.c
rename to drivers/misc/lkdtm/usercopy.c
-- 
2.7.4