1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "Sample kernel code"
6 You can build and test sample kernel code here.
10 config SAMPLE_TRACE_EVENTS
11 tristate "Build trace_events examples -- loadable modules only"
12 depends on EVENT_TRACING && m
14 This build trace event example modules.
16 config SAMPLE_TRACE_PRINTK
17 tristate "Build trace_printk module - tests various trace_printk formats"
18 depends on EVENT_TRACING && m
20 This builds a module that calls trace_printk() and can be used to
21 test various trace_printk() calls from a module.
24 tristate "Build kobject examples"
26 This config option will allow you to build a number of
27 different kobject sample modules showing how to use kobjects,
28 ksets, and ktypes properly.
30 If in doubt, say "N" here.
33 tristate "Build kprobes examples -- loadable modules only"
34 depends on KPROBES && m
36 This build several kprobes example modules.
38 config SAMPLE_KRETPROBES
39 tristate "Build kretprobes example -- loadable modules only"
41 depends on SAMPLE_KPROBES && KRETPROBES
43 config SAMPLE_HW_BREAKPOINT
44 tristate "Build kernel hardware breakpoint examples -- loadable module only"
45 depends on HAVE_HW_BREAKPOINT && m
47 This builds kernel hardware breakpoint example modules.
50 tristate "Build kfifo examples -- loadable modules only"
53 This config option will allow you to build a number of
54 different kfifo sample modules showing how to use the
57 If in doubt, say "N" here.
60 tristate "Build kdb command example -- loadable modules only"
61 depends on KGDB_KDB && m
63 Build an example of how to dynamically add the hello
64 command to the kdb shell.
66 config SAMPLE_QMI_CLIENT
67 tristate "Build qmi client sample -- loadable modules only"
71 select QCOM_QMI_HELPERS
73 Build an QMI client sample driver, which demonstrates how to
74 communicate with a remote QRTR service, using QMI encoded messages.
76 config SAMPLE_RPMSG_CLIENT
77 tristate "Build rpmsg client sample -- loadable modules only"
80 Build an rpmsg client sample driver, which demonstrates how
81 to communicate with an AMP-configured remote processor over
84 config SAMPLE_LIVEPATCH
85 tristate "Build live patching samples -- loadable modules only"
86 depends on LIVEPATCH && m
88 Build sample live patch demonstrations.
90 config SAMPLE_CONFIGFS
91 tristate "Build configfs patching sample -- loadable modules only"
92 depends on CONFIGFS_FS && m
94 Builds a sample configfs interface.
96 config SAMPLE_CONNECTOR
97 tristate "Build connector sample -- loadable modules only"
98 depends on CONNECTOR && m
100 When enabled, this builds both a sample kernel module for
101 the connector interface and a user space tool to communicate
103 See also Documentation/connector/connector.txt
105 config SAMPLE_SECCOMP
106 bool "Build seccomp sample code"
107 depends on SECCOMP_FILTER
109 Build samples of seccomp filters using various methods of
110 BPF filter construction.
112 config SAMPLE_VFIO_MDEV_MTTY
113 tristate "Build VFIO mtty example mediated device sample code -- loadable modules only"
114 depends on VFIO_MDEV_DEVICE && m
116 Build a virtual tty sample driver for use as a VFIO
119 config SAMPLE_VFIO_MDEV_MDPY
120 tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only"
121 depends on VFIO_MDEV_DEVICE && m
123 Build a virtual display sample driver for use as a VFIO
124 mediated device. It is a simple framebuffer and supports
125 the region display interface (VFIO_GFX_PLANE_TYPE_REGION).
127 config SAMPLE_VFIO_MDEV_MDPY_FB
128 tristate "Build VFIO mdpy example guest fbdev driver -- loadable module only"
130 select FB_CFB_FILLRECT
131 select FB_CFB_COPYAREA
132 select FB_CFB_IMAGEBLIT
134 Guest fbdev driver for the virtual display sample driver.
136 config SAMPLE_VFIO_MDEV_MBOCHS
137 tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only"
138 depends on VFIO_MDEV_DEVICE && m
139 select DMA_SHARED_BUFFER
141 Build a virtual display sample driver for use as a VFIO
142 mediated device. It supports the region display interface
143 (VFIO_GFX_PLANE_TYPE_DMABUF).
144 Emulate enough of qemu stdvga to make bochs-drm.ko happy.
145 That is basically the vram memory bar and the bochs dispi
146 interface vbe registers in the mmio register bar.
147 Specifically it does *not* include any legacy vga stuff.
148 Device looks a lot like "qemu -device secondary-vga".
150 config SAMPLE_ANDROID_BINDERFS
151 bool "Build Android binderfs example"
152 depends on CONFIG_ANDROID_BINDERFS
154 Builds a sample program to illustrate the use of the Android binderfs
158 bool "Build example programs that use new VFS system calls"
160 Build example userspace programs that use new VFS system calls such
161 as mount API and statx(). Note that this is restricted to the x86
162 arch whilst it accesses system calls that aren't yet in all arches.