#undef TRACE_SYSTEM #define TRACE_SYSTEM nmi #if !defined(_TRACE_NMI_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_NMI_H #include #include TRACE_EVENT(nmi_handler, TP_PROTO(void *handler, s64 delta_ns, int handled), TP_ARGS(handler, delta_ns, handled), TP_STRUCT__entry( __field( void *, handler ) __field( s64, delta_ns) __field( int, handled ) ), TP_fast_assign( __entry->handler = handler; __entry->delta_ns = delta_ns; __entry->handled = handled; ), TP_printk("%ps() delta_ns: %lld handled: %d", __entry->handler, __entry->delta_ns, __entry->handled) ); #endif /* _TRACE_NMI_H */ /* This part ust be outside protection */ #include '/cgit.cgi/'>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 /include/net
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 'include/net')