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-rw-r--r--samples/Kconfig26
-rw-r--r--samples/Makefile5
-rw-r--r--samples/auxdisplay/Makefile11
-rw-r--r--samples/connector/Makefile12
-rw-r--r--samples/hidraw/Makefile9
-rw-r--r--samples/mei/Makefile9
-rw-r--r--samples/pidfd/Makefile8
-rw-r--r--samples/seccomp/Makefile42
-rw-r--r--samples/timers/Makefile17
-rw-r--r--samples/uhid/.gitignore2
-rw-r--r--samples/uhid/Makefile9
-rw-r--r--samples/uhid/uhid-example.c4
-rw-r--r--samples/vfs/Makefile11
-rw-r--r--samples/watchdog/Makefile10
14 files changed, 59 insertions, 116 deletions
diff --git a/samples/Kconfig b/samples/Kconfig
index 205076cf234e..0cbb6146f3cf 100644
--- a/samples/Kconfig
+++ b/samples/Kconfig
@@ -6,6 +6,10 @@ menuconfig SAMPLES
if SAMPLES
+config SAMPLE_AUXDISPLAY
+ bool "auxdisplay sample"
+ depends on CC_CAN_LINK
+
config SAMPLE_TRACE_EVENTS
tristate "Build trace_events examples -- loadable modules only"
depends on EVENT_TRACING && m
@@ -118,19 +122,29 @@ config SAMPLE_CONNECTOR
config SAMPLE_HIDRAW
bool "hidraw sample"
- depends on HEADERS_INSTALL
+ depends on CC_CAN_LINK && HEADERS_INSTALL
config SAMPLE_PIDFD
bool "pidfd sample"
- depends on HEADERS_INSTALL
+ depends on CC_CAN_LINK && HEADERS_INSTALL
config SAMPLE_SECCOMP
bool "Build seccomp sample code"
- depends on SECCOMP_FILTER && HEADERS_INSTALL
+ depends on SECCOMP_FILTER && CC_CAN_LINK && HEADERS_INSTALL
help
Build samples of seccomp filters using various methods of
BPF filter construction.
+config SAMPLE_TIMER
+ bool "Timer sample"
+ depends on CC_CAN_LINK && HEADERS_INSTALL
+
+config SAMPLE_UHID
+ bool "UHID sample"
+ depends on CC_CAN_LINK && HEADERS_INSTALL
+ help
+ Build UHID sample program.
+
config SAMPLE_VFIO_MDEV_MTTY
tristate "Build VFIO mtty example mediated device sample code -- loadable modules only"
depends on VFIO_MDEV_DEVICE && m
@@ -178,7 +192,7 @@ config SAMPLE_ANDROID_BINDERFS
config SAMPLE_VFS
bool "Build example programs that use new VFS system calls"
- depends on HEADERS_INSTALL
+ depends on CC_CAN_LINK && HEADERS_INSTALL
help
Build example userspace programs that use new VFS system calls such
as mount API and statx(). Note that this is restricted to the x86
@@ -187,8 +201,12 @@ config SAMPLE_VFS
config SAMPLE_INTEL_MEI
bool "Build example program working with intel mei driver"
depends on INTEL_MEI
+ depends on CC_CAN_LINK && HEADERS_INSTALL
help
Build a sample program to work with mei device.
+config SAMPLE_WATCHDOG
+ bool "watchdog sample"
+ depends on CC_CAN_LINK
endif # SAMPLES
diff --git a/samples/Makefile b/samples/Makefile
index f8f847b4f61f..29c66aadd954 100644
--- a/samples/Makefile
+++ b/samples/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
# Makefile for Linux samples code
-OBJECT_FILES_NON_STANDARD := y
+subdir-$(CONFIG_SAMPLE_AUXDISPLAY) += auxdisplay
obj-$(CONFIG_SAMPLE_ANDROID_BINDERFS) += binderfs/
obj-$(CONFIG_SAMPLE_CONFIGFS) += configfs/
obj-$(CONFIG_SAMPLE_CONNECTOR) += connector/
@@ -16,11 +16,14 @@ subdir-$(CONFIG_SAMPLE_PIDFD) += pidfd
obj-$(CONFIG_SAMPLE_QMI_CLIENT) += qmi/
obj-$(CONFIG_SAMPLE_RPMSG_CLIENT) += rpmsg/
subdir-$(CONFIG_SAMPLE_SECCOMP) += seccomp
+subdir-$(CONFIG_SAMPLE_TIMER) += timers
obj-$(CONFIG_SAMPLE_TRACE_EVENTS) += trace_events/
obj-$(CONFIG_SAMPLE_TRACE_PRINTK) += trace_printk/
obj-$(CONFIG_SAMPLE_FTRACE_DIRECT) += ftrace/
obj-$(CONFIG_SAMPLE_TRACE_ARRAY) += ftrace/
+subdir-$(CONFIG_SAMPLE_UHID) += uhid
obj-$(CONFIG_VIDEO_PCI_SKELETON) += v4l/
obj-y += vfio-mdev/
subdir-$(CONFIG_SAMPLE_VFS) += vfs
obj-$(CONFIG_SAMPLE_INTEL_MEI) += mei/
+subdir-$(CONFIG_SAMPLE_WATCHDOG) += watchdog
diff --git a/samples/auxdisplay/Makefile b/samples/auxdisplay/Makefile
index 0273bab27233..dbdf939af94a 100644
--- a/samples/auxdisplay/Makefile
+++ b/samples/auxdisplay/Makefile
@@ -1,10 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
-CC := $(CROSS_COMPILE)gcc
-CFLAGS := -I../../usr/include
-
-PROGS := cfag12864b-example
-
-all: $(PROGS)
-
-clean:
- rm -fr $(PROGS)
+userprogs := cfag12864b-example
+always-y := $(userprogs)
diff --git a/samples/connector/Makefile b/samples/connector/Makefile
index b785cbde5ffa..50cb40e09a7b 100644
--- a/samples/connector/Makefile
+++ b/samples/connector/Makefile
@@ -1,13 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SAMPLE_CONNECTOR) += cn_test.o
-# List of programs to build
-hostprogs := ucon
-always-y := $(hostprogs)
+userprogs := ucon
+always-$(CONFIG_CC_CAN_LINK) := $(userprogs)
-HOSTCFLAGS_ucon.o += -I$(objtree)/usr/include
-
-all: modules
-
-modules clean:
- $(MAKE) -C ../.. M=$(CURDIR) $@
+userccflags += -I usr/include
diff --git a/samples/hidraw/Makefile b/samples/hidraw/Makefile
index 8bd25f77671f..d2c77ed60b39 100644
--- a/samples/hidraw/Makefile
+++ b/samples/hidraw/Makefile
@@ -1,8 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
-# List of programs to build
-hostprogs := hid-example
-always-y := $(hostprogs)
+userprogs := hid-example
+always-y := $(userprogs)
-HOSTCFLAGS_hid-example.o += -I$(objtree)/usr/include
-
-all: hid-example
+userccflags += -I usr/include
diff --git a/samples/mei/Makefile b/samples/mei/Makefile
index f5b9d02be2cd..329411f82369 100644
--- a/samples/mei/Makefile
+++ b/samples/mei/Makefile
@@ -1,10 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2012-2019, Intel Corporation. All rights reserved.
-hostprogs := mei-amt-version
+userprogs := mei-amt-version
+always-y := $(userprogs)
-HOSTCFLAGS_mei-amt-version.o += -I$(objtree)/usr/include
-
-always-y := $(hostprogs)
-
-all: mei-amt-version
+userccflags += -I usr/include
diff --git a/samples/pidfd/Makefile b/samples/pidfd/Makefile
index ee2979849d92..6e5b67e648c2 100644
--- a/samples/pidfd/Makefile
+++ b/samples/pidfd/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
-hostprogs := pidfd-metadata
-always-y := $(hostprogs)
-HOSTCFLAGS_pidfd-metadata.o += -I$(objtree)/usr/include
-all: pidfd-metadata
+usertprogs := pidfd-metadata
+always-y := $(userprogs)
+
+userccflags += -I usr/include
diff --git a/samples/seccomp/Makefile b/samples/seccomp/Makefile
index 89279e8b87df..75916c23e416 100644
--- a/samples/seccomp/Makefile
+++ b/samples/seccomp/Makefile
@@ -1,44 +1,8 @@
# SPDX-License-Identifier: GPL-2.0
-ifndef CROSS_COMPILE
-hostprogs := bpf-fancy dropper bpf-direct user-trap
+userprogs := bpf-fancy dropper bpf-direct user-trap
-HOSTCFLAGS_bpf-fancy.o += -I$(objtree)/usr/include
-HOSTCFLAGS_bpf-fancy.o += -idirafter $(objtree)/include
-HOSTCFLAGS_bpf-helper.o += -I$(objtree)/usr/include
-HOSTCFLAGS_bpf-helper.o += -idirafter $(objtree)/include
bpf-fancy-objs := bpf-fancy.o bpf-helper.o
-HOSTCFLAGS_dropper.o += -I$(objtree)/usr/include
-HOSTCFLAGS_dropper.o += -idirafter $(objtree)/include
-dropper-objs := dropper.o
+userccflags += -I usr/include
-HOSTCFLAGS_bpf-direct.o += -I$(objtree)/usr/include
-HOSTCFLAGS_bpf-direct.o += -idirafter $(objtree)/include
-bpf-direct-objs := bpf-direct.o
-
-HOSTCFLAGS_user-trap.o += -I$(objtree)/usr/include
-HOSTCFLAGS_user-trap.o += -idirafter $(objtree)/include
-user-trap-objs := user-trap.o
-
-# Try to match the kernel target.
-ifndef CONFIG_64BIT
-
-# s390 has -m31 flag to build 31 bit binaries
-ifndef CONFIG_S390
-MFLAG = -m32
-else
-MFLAG = -m31
-endif
-
-HOSTCFLAGS_bpf-direct.o += $(MFLAG)
-HOSTCFLAGS_dropper.o += $(MFLAG)
-HOSTCFLAGS_bpf-helper.o += $(MFLAG)
-HOSTCFLAGS_bpf-fancy.o += $(MFLAG)
-HOSTCFLAGS_user-trap.o += $(MFLAG)
-HOSTLDLIBS_bpf-direct += $(MFLAG)
-HOSTLDLIBS_bpf-fancy += $(MFLAG)
-HOSTLDLIBS_dropper += $(MFLAG)
-HOSTLDLIBS_user-trap += $(MFLAG)
-endif
-always-y := $(hostprogs)
-endif
+always-y := $(userprogs)
diff --git a/samples/timers/Makefile b/samples/timers/Makefile
index f9fa07460802..15c7ddbc8c51 100644
--- a/samples/timers/Makefile
+++ b/samples/timers/Makefile
@@ -1,16 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
-ifndef CROSS_COMPILE
-uname_M := $(shell uname -m 2>/dev/null || echo not)
-ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
+userprogs := hpet_example
+always-y := $(userprogs)
-ifeq ($(ARCH),x86)
-CC := $(CROSS_COMPILE)gcc
-PROGS := hpet_example
-
-all: $(PROGS)
-
-clean:
- rm -fr $(PROGS)
-
-endif
-endif
+userccflags += -I usr/include
diff --git a/samples/uhid/.gitignore b/samples/uhid/.gitignore
new file mode 100644
index 000000000000..0e0a5a929f5d
--- /dev/null
+++ b/samples/uhid/.gitignore
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
+/uhid-example
diff --git a/samples/uhid/Makefile b/samples/uhid/Makefile
index 5f44ea40d6d5..9e652fc34103 100644
--- a/samples/uhid/Makefile
+++ b/samples/uhid/Makefile
@@ -1,8 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
-# List of programs to build
-hostprogs := uhid-example
+userprogs := uhid-example
+always-y := $(userprogs)
-# Tell kbuild to always build the programs
-always-y := $(hostprogs)
-
-HOSTCFLAGS_uhid-example.o += -I$(objtree)/usr/include
+userccflags += -I usr/include
diff --git a/samples/uhid/uhid-example.c b/samples/uhid/uhid-example.c
index b72d645ce828..015cb06a241e 100644
--- a/samples/uhid/uhid-example.c
+++ b/samples/uhid/uhid-example.c
@@ -165,7 +165,7 @@ static int uhid_write(int fd, const struct uhid_event *ev)
fprintf(stderr, "Cannot write to uhid: %m\n");
return -errno;
} else if (ret != sizeof(*ev)) {
- fprintf(stderr, "Wrong size written to uhid: %ld != %lu\n",
+ fprintf(stderr, "Wrong size written to uhid: %zd != %zu\n",
ret, sizeof(ev));
return -EFAULT;
} else {
@@ -236,7 +236,7 @@ static int event(int fd)
fprintf(stderr, "Cannot read uhid-cdev: %m\n");
return -errno;
} else if (ret != sizeof(ev)) {
- fprintf(stderr, "Invalid size read from uhid-dev: %ld != %lu\n",
+ fprintf(stderr, "Invalid size read from uhid-dev: %zd != %zu\n",
ret, sizeof(ev));
return -EFAULT;
}
diff --git a/samples/vfs/Makefile b/samples/vfs/Makefile
index 65acdde5c117..00b6824f9237 100644
--- a/samples/vfs/Makefile
+++ b/samples/vfs/Makefile
@@ -1,10 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
-# List of programs to build
-hostprogs := \
- test-fsmount \
- test-statx
+userprogs := test-fsmount test-statx
+always-y := $(userprogs)
-always-y := $(hostprogs)
-
-HOSTCFLAGS_test-fsmount.o += -I$(objtree)/usr/include
-HOSTCFLAGS_test-statx.o += -I$(objtree)/usr/include
+userccflags += -I usr/include
diff --git a/samples/watchdog/Makefile b/samples/watchdog/Makefile
index a9430fa60253..17384cfb387e 100644
--- a/samples/watchdog/Makefile
+++ b/samples/watchdog/Makefile
@@ -1,9 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
-CC := $(CROSS_COMPILE)gcc
-PROGS := watchdog-simple
-
-all: $(PROGS)
-
-clean:
- rm -fr $(PROGS)
-
+userprogs := watchdog-simple
+always-y := $(userprogs)