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[PATCH] inotify (4/5): allow watch removal from event handler

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Allow callers to remove watches from their event handler via
inotify_remove_watch_locked().  This functionality can be used to
achieve IN_ONESHOT-like functionality for a subset of events in the
mask.

Signed-off-by: Amy Griffis <amy.griffis@hp.com>
Acked-by: Robert Love <rml@novell.com>
Acked-by: John McCutchan <john@johnmccutchan.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Amy Griffis 2006-06-01 13:11:05 -07:00 • committed by Al Viro
parent a9dc971d3f
commit 3ca10067f7
2 changed files with 21 additions and 9 deletions
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7
include/linux/inotify.h
View file

@ -122,6 +122,8 @@ extern __s32 inotify_add_watch(struct inotify_handle *, struct inotify_watch *,
struct inode *, __u32);
extern int inotify_rm_watch(struct inotify_handle *, struct inotify_watch *);
extern int inotify_rm_wd(struct inotify_handle *, __u32);
extern void inotify_remove_watch_locked(struct inotify_handle *,
struct inotify_watch *);
extern void get_inotify_watch(struct inotify_watch *);
extern void put_inotify_watch(struct inotify_watch *);
@ -205,6 +207,11 @@ static inline int inotify_rm_wd(struct inotify_handle *ih, __u32 wd)
return -EOPNOTSUPP;
}
static inline void inotify_remove_watch_locked(struct inotify_handle *ih,
struct inotify_watch *watch)
{
}
static inline void get_inotify_watch(struct inotify_watch *watch)
{
}