Lines Matching +full:2 +full:- +full:point

1 .. SPDX-License-Identifier: GPL-2.0
20 mount itself which prevents us being able to use open(2) to obtain a
23 Currently autofs uses "umount -l" (lazy umount) to clear active mounts
26 getcwd(2) and the proc file system /proc/<pid>/cwd, no longer works
27 because the point from which the path is constructed has been detached
43     /-      /etc/auto.direct
61 mounts are triggered for each sub-directory key by the inode lookup
68 top of this mount point". Since these are always directories we can
72 them multi-mount map entries).
108 on the mount point for control operations. The references held by the
121 implement an isolated operation it was decided to re-implement the
131 Since we're re-implementing the control interface, a couple of other
136 ENOENT so the re-implementation allows user space to send an actual
142 point dentry (covered or not) has also been added.
202 The ioctlfd field is a mount point file descriptor of an autofs mount
203 point. It is returned by the open call and is used by all calls except
204 the check for whether a given path is a mount point, where it may
206 mount point file descriptor, and when requesting the uid and gid of the
220 kernel space and return -EINVAL if the size parameter is smaller than
221 the structure size itself, -ENOMEM if the kernel memory allocation fails
222 or -EFAULT if the copy itself fails. Other checks include a version check
224 mismatch results in a -EINVAL return. If the size field is greater than
226 ensure it begins with a "/" and is NULL terminated, otherwise -EINVAL is
230 not a valid descriptor or doesn't correspond to an autofs mount point
231 an error of -EBADF, -ENOTTY or -EINVAL (not an autofs descriptor) is
239 in autofs version 5.0.4 and later in file lib/dev-ioctl-lib.c of the
247 ------------------------
252 It returns 0 on success or the error -EINVAL if a version mismatch is
257 ------------------------------------------------------------------
261 with the ioctlfd field set to a valid autofs mount point descriptor
268 ----------------------------------------------------------
270 Obtain and release a file descriptor for an autofs managed mount point
278 with close(2) so any open descriptors will also be closed at process exit.
284 --------------------------------------------------------
296 ------------------------------
314 ------------------------------
316 Make the autofs mount point catatonic. The autofs mount will no longer
325 ----------------------------
327 Set the expire timeout for mounts within an autofs mount point.
334 ------------------------------
340 field set to the mount point in question and the size field adjusted
345 re-connect to mounts that may have used the original process uid and
352 ---------------------------
363 expire candidates can be found the ioctl returns -1 with errno set to
371 ------------------------------
373 Checks if an autofs mount point is in use.
382 ---------------------------------
388 point to check and the size field adjusted appropriately. One uses the
389 ioctlfd field to identify a specific mount point to check while the other
391 set to an autofs mount type. The call returns 1 if this is a mount point
400 a mountpoint or contains a mount, such as a multi-mount without a root
402 point and also returns the super magic of the covering mount if there
405 If a path is supplied (and the ioctlfd field is set to -1) then the path