linux-ext4 - Re: [PATCH] Accomodate 32-bit uid/guid values in e2fsprogs

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Message-ID: <20070508042813.GD10940@thunk.org>
Date:	Tue, 8 May 2007 00:28:13 -0400
From:	Theodore Tso <tytso@....edu>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	ext4 development <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] Accomodate 32-bit uid/guid values in e2fsprogs

On Mon, May 07, 2007 at 12:10:37PM -0500, Eric Sandeen wrote:
> e2fsprogs doesn't handle large (> 16 bit) UID/GID...

Applied, with one correction:

> --- e2fsprogs-hg.orig/misc/mke2fs.c
> +++ e2fsprogs-hg/misc/mke2fs.c
> @@ -492,9 +494,14 @@ static void create_root_dir(ext2_filsys 
>  				_("while reading root inode"));
>  			exit(1);
>  		}
> -		inode.i_uid = getuid();
> -		if (inode.i_uid)
> -			inode.i_gid = getgid();
> +		uid = getuid();
> +		inode.i_uid = uid;
> +		inode.i_uid_high = uid >> 16;
> +		if (inode.i_uid) {
		    ^^^^^^^^^^^

This should be "uid" instead.  Otherwise, the gid won't be set if the
uid is a multiple of 65536.

						- Ted
-
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