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diff --git a/samples/Kconfig b/samples/Kconfig new file mode 100644 index 000000000..0d81c0028 --- /dev/null +++ b/samples/Kconfig @@ -0,0 +1,274 @@ +# SPDX-License-Identifier: GPL-2.0-only +menuconfig SAMPLES + bool "Sample kernel code" + help + You can build and test sample kernel code here. + +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 + help + This builds the trace event example module. + +config SAMPLE_TRACE_CUSTOM_EVENTS + tristate "Build custom trace event example -- loadable modules only" + depends on EVENT_TRACING && m + help + This builds the custom trace event example module. + +config SAMPLE_TRACE_PRINTK + tristate "Build trace_printk module - tests various trace_printk formats" + depends on EVENT_TRACING && m + help + This builds a module that calls trace_printk() and can be used to + test various trace_printk() calls from a module. + +config SAMPLE_FTRACE_DIRECT + tristate "Build register_ftrace_direct() example" + depends on DYNAMIC_FTRACE_WITH_DIRECT_CALLS && m + depends on HAVE_SAMPLE_FTRACE_DIRECT + help + This builds an ftrace direct function example + that hooks to wake_up_process and prints the parameters. + +config SAMPLE_FTRACE_DIRECT_MULTI + tristate "Build register_ftrace_direct_multi() example" + depends on DYNAMIC_FTRACE_WITH_DIRECT_CALLS && m + depends on HAVE_SAMPLE_FTRACE_DIRECT_MULTI + help + This builds an ftrace direct function example + that hooks to wake_up_process and schedule, and prints + the function addresses. + +config SAMPLE_TRACE_ARRAY + tristate "Build sample module for kernel access to Ftrace instancess" + depends on EVENT_TRACING && m + help + This builds a module that demonstrates the use of various APIs to + access Ftrace instances from within the kernel. + +config SAMPLE_KOBJECT + tristate "Build kobject examples" + help + This config option will allow you to build a number of + different kobject sample modules showing how to use kobjects, + ksets, and ktypes properly. + + If in doubt, say "N" here. + +config SAMPLE_KPROBES + tristate "Build kprobes examples -- loadable modules only" + depends on KPROBES && m + help + This build several kprobes example modules. + +config SAMPLE_KRETPROBES + tristate "Build kretprobes example -- loadable modules only" + default m + depends on SAMPLE_KPROBES && KRETPROBES + +config SAMPLE_HW_BREAKPOINT + tristate "Build kernel hardware breakpoint examples -- loadable module only" + depends on HAVE_HW_BREAKPOINT && m + help + This builds kernel hardware breakpoint example modules. + +config SAMPLE_FPROBE + tristate "Build fprobe examples -- loadable modules only" + depends on FPROBE && m + help + This builds a fprobe example module. This module has an option 'symbol'. + You can specify a probed symbol or symbols separated with ','. + +config SAMPLE_KFIFO + tristate "Build kfifo examples -- loadable modules only" + depends on m + help + This config option will allow you to build a number of + different kfifo sample modules showing how to use the + generic kfifo API. + + If in doubt, say "N" here. + +config SAMPLE_KDB + tristate "Build kdb command example -- loadable modules only" + depends on KGDB_KDB && m + help + Build an example of how to dynamically add the hello + command to the kdb shell. + +config SAMPLE_QMI_CLIENT + tristate "Build qmi client sample -- loadable modules only" + depends on m + depends on ARCH_QCOM + depends on NET + select QCOM_QMI_HELPERS + help + Build an QMI client sample driver, which demonstrates how to + communicate with a remote QRTR service, using QMI encoded messages. + +config SAMPLE_RPMSG_CLIENT + tristate "Build rpmsg client sample -- loadable modules only" + depends on RPMSG && m + help + Build an rpmsg client sample driver, which demonstrates how + to communicate with an AMP-configured remote processor over + the rpmsg bus. + +config SAMPLE_LIVEPATCH + tristate "Build live patching samples -- loadable modules only" + depends on LIVEPATCH && m + help + Build sample live patch demonstrations. + +config SAMPLE_CONFIGFS + tristate "Build configfs patching sample -- loadable modules only" + depends on CONFIGFS_FS && m + help + Builds a sample configfs interface. + +config SAMPLE_CONNECTOR + tristate "Build connector sample -- loadable modules only" + depends on CONNECTOR && HEADERS_INSTALL && m + help + When enabled, this builds both a sample kernel module for + the connector interface and a user space tool to communicate + with it. + See also Documentation/driver-api/connector.rst + +config SAMPLE_FANOTIFY_ERROR + bool "Build fanotify error monitoring sample" + depends on FANOTIFY && CC_CAN_LINK && HEADERS_INSTALL + help + When enabled, this builds an example code that uses the + FAN_FS_ERROR fanotify mechanism to monitor filesystem + errors. + See also Documentation/admin-guide/filesystem-monitoring.rst. + +config SAMPLE_HIDRAW + bool "hidraw sample" + depends on CC_CAN_LINK && HEADERS_INSTALL + +config SAMPLE_LANDLOCK + bool "Landlock example" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build a simple Landlock sandbox manager able to start a process + restricted by a user-defined filesystem access control policy. + +config SAMPLE_PIDFD + bool "pidfd sample" + depends on CC_CAN_LINK && HEADERS_INSTALL + +config SAMPLE_SECCOMP + bool "Build seccomp sample code" + 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 && m + help + Build a virtual tty sample driver for use as a VFIO + mediated device + +config SAMPLE_VFIO_MDEV_MDPY + tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" + depends on VFIO_MDEV && m + help + Build a virtual display sample driver for use as a VFIO + mediated device. It is a simple framebuffer and supports + the region display interface (VFIO_GFX_PLANE_TYPE_REGION). + +config SAMPLE_VFIO_MDEV_MDPY_FB + tristate "Build VFIO mdpy example guest fbdev driver -- loadable module only" + depends on FB && m + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + Guest fbdev driver for the virtual display sample driver. + +config SAMPLE_VFIO_MDEV_MBOCHS + tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" + depends on VFIO_MDEV && m + select DMA_SHARED_BUFFER + help + Build a virtual display sample driver for use as a VFIO + mediated device. It supports the region display interface + (VFIO_GFX_PLANE_TYPE_DMABUF). + Emulate enough of qemu stdvga to make bochs-drm.ko happy. + That is basically the vram memory bar and the bochs dispi + interface vbe registers in the mmio register bar. + Specifically it does *not* include any legacy vga stuff. + Device looks a lot like "qemu -device secondary-vga". + +config SAMPLE_ANDROID_BINDERFS + bool "Build Android binderfs example" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Builds a sample program to illustrate the use of the Android binderfs + filesystem. + +config SAMPLE_VFS + bool "Build example programs that use new VFS system calls" + 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 + arch whilst it accesses system calls that aren't yet in all arches. + +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 + +config SAMPLE_WATCH_QUEUE + bool "Build example watch_queue notification API consumer" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build example userspace program to use the new mount_notify(), + sb_notify() syscalls and the KEYCTL_WATCH_KEY keyctl() function. + +config SAMPLE_CORESIGHT_SYSCFG + tristate "Build example loadable module for CoreSight config" + depends on CORESIGHT && m + help + Build an example loadable module that adds new CoreSight features + and configuration using the CoreSight system configuration API. + This demonstrates how a user may create their own CoreSight + configurations and easily load them into the system at runtime. + +source "samples/rust/Kconfig" + +endif # SAMPLES + +config HAVE_SAMPLE_FTRACE_DIRECT + bool + +config HAVE_SAMPLE_FTRACE_DIRECT_MULTI + bool |