diff options
Diffstat (limited to 'man7')
| -rw-r--r-- | man7/fanotify.7 | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/man7/fanotify.7 b/man7/fanotify.7 index 734fa7b7c0..fa1c85159d 100644 --- a/man7/fanotify.7 +++ b/man7/fanotify.7 @@ -137,12 +137,13 @@ until either a file event occurs or the call is interrupted by a signal (see .BR signal (7)). .PP -The use of the -.BR FAN_REPORT_FID -flag in +The use of one of the flags +.BR FAN_REPORT_FID , +.BR FAN_REPORT_DIR_FID +in .BR fanotify_init (2) influences what data structures are returned to the event listener for each -event. Events reported to a group initialized with this flag will +event. Events reported to a group initialized with one of these flags will use file handles to identify filesystem objects instead of file descriptors. .TP After a successful @@ -409,6 +410,19 @@ a single information record is expected to be attached to the event with .I info_type field value of .BR FAN_EVENT_INFO_TYPE_FID . +When an fanotify file descriptor is created using the combination of +.BR FAN_REPORT_FID +and +.BR FAN_REPORT_DIR_FID , +there may be two information records attached to the event. One with +.I info_type +field value of +.BR FAN_EVENT_INFO_TYPE_DFID , +identifying a parent directory object, and one with +.I info_type +field value of +.BR FAN_EVENT_INFO_TYPE_FID , +identifying a non-directory object. The .I fanotify_event_info_header contains a @@ -466,6 +480,14 @@ field is the .IR file_handle identifies the object correlated to the event. +If the value of +.I info_type +field is +.BR FAN_EVENT_INFO_TYPE_DFID , +the +.IR file_handle +identifies the directory object correlated to the event or the parent directory +of the non-directory object correlated to the event. .PP The following macros are provided to iterate over a buffer containing fanotify event metadata returned by a |