Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758613AbZASR2f (ORCPT ); Mon, 19 Jan 2009 12:28:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756193AbZASR0m (ORCPT ); Mon, 19 Jan 2009 12:26:42 -0500 Received: from cantor.suse.de ([195.135.220.2]:59625 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757208AbZASR0l (ORCPT ); Mon, 19 Jan 2009 12:26:41 -0500 Message-ID: <4974B93F.8080909@suse.de> Date: Tue, 20 Jan 2009 01:32:47 +0800 From: Coly Li Reply-To: coly.li@suse.de Organization: SuSE Labs User-Agent: Thunderbird 2.0.0.19 (X11/20090106) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Cc: OGAWA Hirofumi Subject: [PATCH 6/20] fs/fat: return f_fsid for statfs(2) X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1447 Lines: 43 This patch makes fat return f_fsid info for statfs(2). Signed-off-by: Coly Li Cc: OGAWA Hirofumi --- fs/fat/inode.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 6b74d09..c093b7f 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -523,7 +523,9 @@ static int fat_remount(struct super_block *sb, int *flags, char *data) static int fat_statfs(struct dentry *dentry, struct kstatfs *buf) { - struct msdos_sb_info *sbi = MSDOS_SB(dentry->d_sb); + struct super_block *sb = dentry->d_sb; + struct msdos_sb_info *sbi = MSDOS_SB(sb); + u64 id = huge_encode_dev(sb->s_bdev->bd_dev); /* If the count of free cluster is still unknown, counts it here. */ if (sbi->free_clusters == -1 || !sbi->free_clus_valid) { @@ -537,6 +539,8 @@ static int fat_statfs(struct dentry *dentry, struct kstatfs *buf) buf->f_blocks = sbi->max_cluster - FAT_START_ENT; buf->f_bfree = sbi->free_clusters; buf->f_bavail = sbi->free_clusters; + buf->f_fsid.val[0] = (u32)id; + buf->f_fsid.val[1] = (u32)(id >> 32); buf->f_namelen = sbi->options.isvfat ? 260 : 12; return 0; -- Coly Li SuSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/