linux-kernel - [PATCH 14/20] fs/qnx4: return f

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Date:	Tue, 20 Jan 2009 01:35:24 +0800
From:	Coly Li <coly.li@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Anders Larsen <al@...rsen.net>
Subject: [PATCH 14/20] fs/qnx4: return f_fsid for statfs(2)

This patch makes qnx4 file system return f_fsid info for statfs(2).

Signed-off-by: Coly Li <coly.li@...e.de>
Cc: Anders Larsen <al@...rsen.net>
---
 fs/qnx4/inode.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
index 2aad104..fe1f0f3 100644
--- a/fs/qnx4/inode.c
+++ b/fs/qnx4/inode.c
@@ -282,6 +282,7 @@ unsigned long qnx4_block_map( struct inode *inode, long iblock )
 static int qnx4_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
 	struct super_block *sb = dentry->d_sb;
+	u64 id = huge_encode_dev(sb->s_bdev->bd_dev);

 	lock_kernel();

@@ -291,6 +292,8 @@ static int qnx4_statfs(struct dentry *dentry, struct kstatfs *buf)
 	buf->f_bfree   = qnx4_count_free_blocks(sb);
 	buf->f_bavail  = buf->f_bfree;
 	buf->f_namelen = QNX4_NAME_MAX;
+	buf->f_fsid.val[0] = (u32)id;
+	buf->f_fsid.val[1] = (u32)(id >> 32);

 	unlock_kernel();


-- 
Coly Li
SuSE Labs


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