From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out2-smtp.messagingengine.com ([66.111.4.26]:41433 "EHLO out2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752644AbcHLCse (ORCPT ); Thu, 11 Aug 2016 22:48:34 -0400 Subject: [PATCH 11/18] autofs: Fix Documentation regarding devid on ioctl From: Ian Kent To: Andrew Morton Cc: linux-fsdevel , Tomohiro Kusumi , autofs mailing list , Kernel Mailing List Date: Fri, 12 Aug 2016 10:48:25 +0800 Message-ID: <20160812024825.12352.13486.stgit@pluto.themaw.net> In-Reply-To: <20160812024734.12352.17122.stgit@pluto.themaw.net> References: <20160812024734.12352.17122.stgit@pluto.themaw.net> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-fsdevel-owner@vger.kernel.org List-ID: From: Tomohiro Kusumi 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. Signed-off-by: Tomohiro Kusumi Signed-off-by: Ian Kent --- .../filesystems/autofs4-mount-control.txt | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/Documentation/filesystems/autofs4-mount-control.txt b/Documentation/filesystems/autofs4-mount-control.txt index aff2211..540d9a7 100644 --- a/Documentation/filesystems/autofs4-mount-control.txt +++ b/Documentation/filesystems/autofs4-mount-control.txt @@ -323,9 +323,8 @@ mount on the given path dentry. 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 -appropriately as well as the arg1 field set to the device number of the -containing autofs mount. Upon return the struct field arg1 contains the -uid and arg2 the gid. +appropriately. Upon return the struct field arg1 contains the uid and +arg2 the gid. 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