#ifndef __ORDERED_EVENTS_H #define __ORDERED_EVENTS_H #include struct perf_sample; struct ordered_event { u64 timestamp; u64 file_offset; union perf_event *event; struct list_head list; }; enum oe_flush { OE_FLUSH__NONE, OE_FLUSH__FINAL, OE_FLUSH__ROUND, OE_FLUSH__HALF, }; struct ordered_events; typedef int (*ordered_events__deliver_t)(struct ordered_events *oe, struct ordered_event *event); struct ordered_events { u64 last_flush; u64 next_flush; u64 max_timestamp; u64 max_alloc_size; u64 cur_alloc_size; struct list_head events; struct list_head cache; struct list_head to_free; struct ordered_event *buffer; struct ordered_event *last; ordered_events__deliver_t deliver; int buffer_idx; unsigned int nr_events; enum oe_flush last_flush_type; u32 nr_unordered_events; bool copy_on_queue; }; int ordered_events__queue(struct ordered_events *oe, union perf_event *event, struct perf_sample *sample, u64 file_offset); void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event); int ordered_events__flush(struct ordered_events *oe, enum oe_flush how); void ordered_events__init(struct ordered_events *oe, ordered_events__deliver_t deliver); void ordered_events__free(struct ordered_events *oe); void ordered_events__reinit(struct ordered_events *oe); static inline void ordered_events__set_alloc_size(struct ordered_events *oe, u64 size) { oe->max_alloc_size = size; } static inline void ordered_events__set_copy_on_queue(struct ordered_events *oe, bool copy) { oe->copy_on_queue = copy; } #endif /* __ORDERED_EVENTS_H */ c8d225b1446dbed798b1d2f20e37e52cf'>refslogtreecommitdiff
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-02-10 14:39:08 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-10 14:39:08 -0800
commitaca9fa0c8d225b1446dbed798b1d2f20e37e52cf (patch)
treecf8d9f70ca376665da6b83eaae382ac0218395fc /drivers/usb
parentfc6f41ba8b2e705f91324db158c3cc28209a15b1 (diff)
parentbbb27fc33d44e7b8d96369810654df4ee1837566 (diff)
Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c bugfixes from Wolfram Sang: "Two bugfixes (proper IO mapping and use of mutex) for a driver feature we introduced in this cycle" * 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: piix4: Request the SMBUS semaphore inside the mutex i2c: piix4: Fix request_region size
Diffstat (limited to 'drivers/usb')