From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Kent Subject: [PATCH 11/18] autofs: Fix Documentation regarding devid on ioctl Date: Fri, 12 Aug 2016 10:48:25 +0800 Message-ID: <20160812024825.12352.13486.stgit@pluto.themaw.net> References: <20160812024734.12352.17122.stgit@pluto.themaw.net> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=themaw.net; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-sasl-enc :x-sasl-enc; s=mesmtp; bh=q4qX/VgewuQWD44VGZLaV/PSKPo=; b=U0sT4d lDVOyhHA6IA6NdX+myfX8t1Vo6WotYvb3+JU0po8dFEa4/xBGCNNS5D8H1e7EmIh WQ885e6bZKzJ3MtE7s3qrvgV58jLeP/nUwbmL05+oYZ9F2CxewpV6uyu8ZTg0PSU pc2bw/M+7JsXNJOB6U2tQpsg5abu2YZNMcJSM= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=q4qX/VgewuQWD44 VGZLaV/PSKPo=; b=FD8XjfTsvOtyh6X4NV2LH019SB8RoS8MjG7qnXCzMMLx8mB FdRSZHddbcHzv7r7a03TnBdWkltwzQ/sz9gaqxyNA8ye7G73o2PFnCj6GJRoL5Qn HUoXjOGDwGmV1aQR/gb5phYy/HNqDg17nqHAoAJqsfTMCQBTZ3RFWk1Mf/7c= In-Reply-To: <20160812024734.12352.17122.stgit@pluto.themaw.net> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Andrew Morton Cc: linux-fsdevel , Tomohiro Kusumi , autofs mailing list , Kernel Mailing List 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