Some samples require headers installation, so commit3fca1700c4("kbuild: make samples really depend on headers_install") added such dependency in the top Makefile. However, UML fails to build with CONFIG_SAMPLES=y because UML does not support headers_install. Fixes:3fca1700c4("kbuild: make samples really depend on headers_install") Reported-by: Kees Cook <keescook@chromium.org> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
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menuconfig SAMPLES bool "Sample kernel code" depends on !UML help You can build and test sample kernel code here.
if SAMPLES
config SAMPLE_TRACE_EVENTS tristate "Build trace_events examples -- loadable modules only" depends on EVENT_TRACING && m help This build trace event example modules.
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_KOBJECT tristate "Build kobject examples -- loadable modules only" depends on m 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_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 && 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/connector/connector.txt
config SAMPLE_SECCOMP tristate "Build seccomp sample code -- loadable modules only" depends on SECCOMP_FILTER && m help Build samples of seccomp filters using various methods of BPF filter construction.
config SAMPLE_VFIO_MDEV_MTTY tristate "Build VFIO mtty example mediated device sample code -- loadable modules only" depends on VFIO_MDEV_DEVICE && 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_DEVICE && 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_DEVICE && 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_STATX bool "Build example extended-stat using code" depends on BROKEN help Build example userspace program to use the new extended-stat syscall.
endif # SAMPLES