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Commit d8732841 authored by Tomohiro Kusumi's avatar Tomohiro Kusumi Committed by Linus Torvalds
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autofs: fix Documentation regarding devid on ioctl 

The explanation on how ioctl handles devid seems incorrect.  Userspace who
calls this ioctl has no input regarding devid, and ioctl implementation
retrieves devid via superblock.

Link: http://lkml.kernel.org/r/20160812024825.12352.13486.stgit@pluto.themaw.net


Signed-off-by: default avatarTomohiro Kusumi <kusumi.tomohiro@gmail.com>
Signed-off-by: default avatarIan Kent <ikent@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 72063e01

Documentation/filesystems/autofs4-mount-control.txt

+2 −3
Original line number Original line Diff line number Diff line
@@ -323,9 +323,8 @@ mount on the given path dentry. 




The call requires an initialized struct autofs_dev_ioctl with the path

The call requires an initialized struct autofs_dev_ioctl with the path

field set to the mount point in question and the size field adjusted

field set to the mount point in question and the size field adjusted

appropriately as well as the arg1 field set to the device number of the

appropriately. Upon return the struct field arg1 contains the uid and

containing autofs mount. Upon return the struct field arg1 contains the

arg2 the gid.

uid and arg2 the gid.





When reconstructing an autofs mount tree with active mounts we need to

When reconstructing an autofs mount tree with active mounts we need to

re-connect to mounts that may have used the original process uid and

re-connect to mounts that may have used the original process uid and