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| author | Eric Paris <eparis@redhat.com> | 2009-12-17 21:24:33 -0500 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2010-07-28 09:59:00 -0400 |
| commit | c9778a98e7440fb73e0d27b8155a688663a0d493 (patch) | |
| tree | 838acd5f9438661015c32211d487ef618807a798 | |
| parent | c908370fc1ac27fd7e1fc0f34c693047b26564ce (diff) | |
| download | op-kernel-dev-c9778a98e7440fb73e0d27b8155a688663a0d493.zip op-kernel-dev-c9778a98e7440fb73e0d27b8155a688663a0d493.tar.gz | |
fanotify: allow ignored_masks to survive modify
Some users may want to truely ignore an inode even if it has been modified.
Say you are wanting a mount which contains a log file and you really don't
want any notification about that file. This patch allows the listener to
do that.
Signed-off-by: Eric Paris <eparis@redhat.com>
| -rw-r--r-- | fs/notify/fanotify/fanotify_user.c | 2 | ||||
| -rw-r--r-- | include/linux/fanotify.h | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c index ad02d47..3e275f1 100644 --- a/fs/notify/fanotify/fanotify_user.c +++ b/fs/notify/fanotify/fanotify_user.c @@ -375,6 +375,8 @@ static __u32 fanotify_mark_add_to_mask(struct fsnotify_mark *fsn_mark, } else { oldmask = fsn_mark->ignored_mask; fsnotify_set_mark_ignored_mask_locked(fsn_mark, (oldmask | mask)); + if (flags & FAN_MARK_IGNORED_SURV_MODIFY) + fsn_mark->flags |= FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY; } spin_unlock(&fsn_mark->lock); diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h index b8daa9f..e43934d 100644 --- a/include/linux/fanotify.h +++ b/include/linux/fanotify.h @@ -31,13 +31,15 @@ #define FAN_MARK_ONLYDIR 0x00000008 #define FAN_MARK_MOUNT 0x00000010 #define FAN_MARK_IGNORED_MASK 0x00000020 +#define FAN_MARK_IGNORED_SURV_MODIFY 0x00000040 #define FAN_ALL_MARK_FLAGS (FAN_MARK_ADD |\ FAN_MARK_REMOVE |\ FAN_MARK_DONT_FOLLOW |\ FAN_MARK_ONLYDIR |\ FAN_MARK_MOUNT |\ - FAN_MARK_IGNORED_MASK) + FAN_MARK_IGNORED_MASK |\ + FAN_MARK_IGNORED_SURV_MODIFY) /* * All of the events - we build the list by hand so that we can add flags in |
