get_one_event

Name:Get an inotify_kernel_event if one exists and is small* enough to fit in "count". Return an error pointer if* not large enough.* Called with the group->notification_lock held.

Proto:static struct fsnotify_event *get_one_event(struct fsnotify_group *group, size_t count)

Type:struct fsnotify_event

Parameter:

Type	Parameter	Name
struct fsnotify_group *	group
size_t	count

135

event_size = sizeof(structinotify_event)

138

If rn true if the notify queue is empty, false otherwise Then Return NULL

141

event = This will not remove the event, that must be done with* fsnotify_remove_first_event()

143

pr_debug("%s: group=%p event=%p\n", __func__, group, event)

145

event_size += round_event_name_len(event)

146

If event_size > count Then Return ERR_PTR( - EINVAL)

151

Remove and return the first event from the notification list. It is the* responsibility of the caller to destroy the obtained event

153

Return event

**Caller**
Name	Describe
inotify_read

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