#undef TRACE_SYSTEM #define TRACE_SYSTEM napi #if !defined(_TRACE_NAPI_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_NAPI_H_ #include #include #include #define NO_DEV "(no_device)" TRACE_EVENT(napi_poll, TP_PROTO(struct napi_struct *napi, int work, int budget), TP_ARGS(napi, work, budget), TP_STRUCT__entry( __field( struct napi_struct *, napi) __string( dev_name, napi->dev ? napi->dev->name : NO_DEV) __field( int, work) __field( int, budget) ), TP_fast_assign( __entry->napi = napi; __assign_str(dev_name, napi->dev ? napi->dev->name : NO_DEV); __entry->work = work; __entry->budget = budget; ), TP_printk("napi poll on napi struct %p for device %s work %d budget %d", __entry->napi, __get_str(dev_name), __entry->work, __entry->budget) ); #undef NO_DEV #endif /* _TRACE_NAPI_H_ */ /* This part must be outside protection */ #include eed96541a0654'/> net-next plumbingsTobias Klauser
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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/ip_vs.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 'include/net/ip_vs.h')