#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 */ -private-remove'>summaryrefslogtreecommitdiff
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-01-24 12:21:51 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-01-24 12:21:51 -0800
commit19ca2c8fecb1592d623fe5e82d6796f8d446268d (patch)
tree0756e115d125846f46b302085307768f069434a1 /sound/soc/adi/Kconfig
parenta4685d2f58e2230d4e27fb2ee581d7ea35e5d046 (diff)
parent880a38547ff08715ce4f1daf9a4bb30c87676e68 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
Pull namespace fix from Eric Biederman: "This has a single brown bag fix. The possible deadlock with dec_pid_namespaces that I had thought was fixed earlier turned out only to have been moved. So instead of being cleaver this change takes ucounts_lock with irqs disabled. So dec_ucount can be used from any context without fear of deadlock. The items accounted for dec_ucount and inc_ucount are all comparatively heavy weight objects so I don't exepct this will have any measurable performance impact" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace: userns: Make ucounts lock irq-safe
Diffstat (limited to 'sound/soc/adi/Kconfig')