event_set_filtered_flag

Name:event_set_filtered_flag

Proto:static inline void event_set_filtered_flag(struct trace_event_file *file)

Type:void

Parameter:

Type	Parameter	Name
struct trace_event_file *	file

1545

old_flags = * 32 bit flags: * bit 0: enabled * bit 1: enabled cmd record * bit 2: enable/disable with the soft disable bit * bit 3: soft disabled * bit 4: trigger enabled * Note: The bits must be set atomically to prevent races * from other writers. Reads of flags do

1547

* 32 bit flags: * bit 0: enabled * bit 1: enabled cmd record * bit 2: enable/disable with the soft disable bit * bit 3: soft disabled * bit 4: trigger enabled * Note: The bits must be set atomically to prevent races * from other writers. Reads of flags do |= EVENT_FILE_FL_FILTERED

1549

If old_flags != * 32 bit flags: * bit 0: enabled * bit 1: enabled cmd record * bit 2: enable/disable with the soft disable bit * bit 3: soft disabled * bit 4: trigger enabled * Note: The bits must be set atomically to prevent races * from other writers. Reads of flags do Then race_buffered_event_enable - enable buffering events* When events are being filtered, it is quicker to use a temporary* buffer to write the event data into if there's a likely chance* that it will not be committed

**Caller**
Name	Describe
process_system_preds
apply_event_filter	aller must hold event_mutex

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