# SPDX-License-Identifier: GPL-2.0-onlymenuconfig 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() on multiple ips 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_FTRACE_OPS	tristate "Build custom ftrace ops example"	depends on FUNCTION_TRACER	help	  This builds an ftrace ops example that hooks two functions and	  measures the time taken to invoke one function a number of times. config SAMPLE_TRACE_ARRAY	tristate "Build sample module for kernel access to Ftrace instances"	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_TSM_MR	tristate "TSM measurement sample"	select CRYPTO_LIB_SHA256	select CRYPTO_LIB_SHA512	select TSM_MEASUREMENTS	select VIRT_DRIVERS	help	  Build a sample module that emulates MRs (Measurement Registers) and	  exposes them to user mode applications through the TSM sysfs	  interface (/sys/class/misc/tsm_mr_sample/emulated_mr/). 	  The module name will be tsm-mr-sample when built as a module. 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"	depends on VFIO	select VFIO_MDEV	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"	depends on VFIO	select VFIO_MDEV	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"	depends on FB	select FB_IOMEM_HELPERS	help	  Guest fbdev driver for the virtual display sample driver. config SAMPLE_VFIO_MDEV_MBOCHS	tristate "Build VFIO mbochs example mediated device sample code"	depends on VFIO	select VFIO_MDEV	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_TPS6594_PFSM	bool "Build example program working with TPS6594 PFSM driver"	depends on HEADERS_INSTALL	depends on CC_CAN_LINK	help	  Build a sample program to work with PFSM devices. 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. config SAMPLE_KMEMLEAK	tristate "Simple test for the kernel memory leak detector"	depends on DEBUG_KMEMLEAK && m	help	  Build a sample program which have explicitly leaks memory to test	  kmemleak. config SAMPLE_CGROUP	bool "Build cgroup sample code"	depends on CGROUPS && CC_CAN_LINK && HEADERS_INSTALL	help	  Build samples that demonstrate the usage of the cgroup API. config SAMPLE_CHECK_EXEC	bool "Exec secure bits examples"	depends on CC_CAN_LINK && HEADERS_INSTALL	help	  Build a tool to easily configure SECBIT_EXEC_RESTRICT_FILE and	  SECBIT_EXEC_DENY_INTERACTIVE, and a simple script interpreter to	  demonstrate how they should be used with execveat(2) +	  AT_EXECVE_CHECK. config SAMPLE_HUNG_TASK	tristate "Hung task detector test code"	depends on DETECT_HUNG_TASK && DEBUG_FS	help	  Build a module that provides debugfs files (e.g., mutex, semaphore,	  rw_semaphore_read, rw_semaphore_write) under <debugfs>/hung_task.	  Reading these files with multiple processes triggers hung task	  detection by holding locks for a long time (256 seconds). source "samples/rust/Kconfig" source "samples/damon/Kconfig" endif # SAMPLES config HAVE_SAMPLE_FTRACE_DIRECT	bool config HAVE_SAMPLE_FTRACE_DIRECT_MULTI	bool