/* * This module emits "Hello, world" on printk when loaded. * * It is designed to be used for basic evaluation of the module loading * subsystem (for example when validating module signing/verification). It * lacks any extra dependencies, and will not normally be loaded by the * system unless explicitly requested by name. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include #include #include static int __init test_module_init(void) { pr_warn("Hello, world\n"); return 0; } module_init(test_module_init); static void __exit test_module_exit(void) { pr_warn("Goodbye\n"); } module_exit(test_module_exit); MODULE_AUTHOR("Kees Cook "); MODULE_LICENSE("GPL"); > index : net-next.git
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authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /net/bridge/br_private.h
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'net/bridge/br_private.h')