Messages in this thread Patch in this message | | | From | David Howells <> | Subject | [PATCH 11/30] NFS: Use the dentry superblock directly in nfs_statfs() [try #11] | Date | Thu, 27 Jul 2006 21:52:50 +0100 |
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Use the nominated dentry's superblock directly in the NFS statfs() op to get a file handle, rather than using s_root (which will become a dummy dentry in a future patch).
Signed-Off-By: David Howells <dhowells@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> ---
fs/nfs/super.c | 13 ++++++------- 1 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/fs/nfs/super.c b/fs/nfs/super.c index ce24b52..4e128fe 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -235,11 +235,10 @@ #endif */ static int nfs_statfs(struct dentry *dentry, struct kstatfs *buf) { - struct super_block *sb = dentry->d_sb; - struct nfs_server *server = NFS_SB(sb); + struct nfs_server *server = NFS_SB(dentry->d_sb); unsigned char blockbits; unsigned long blockres; - struct nfs_fh *rootfh = NFS_FH(sb->s_root->d_inode); + struct nfs_fh *fh = NFS_FH(dentry->d_inode); struct nfs_fattr fattr; struct nfs_fsstat res = { .fattr = &fattr, @@ -248,7 +247,7 @@ static int nfs_statfs(struct dentry *den lock_kernel(); - error = server->rpc_ops->statfs(server, rootfh, &res); + error = server->rpc_ops->statfs(server, fh, &res); buf->f_type = NFS_SUPER_MAGIC; if (error < 0) goto out_err; @@ -258,7 +257,7 @@ static int nfs_statfs(struct dentry *den * case where f_frsize != f_bsize. Eventually we want to * report the value of wtmult in this field. */ - buf->f_frsize = sb->s_blocksize; + buf->f_frsize = dentry->d_sb->s_blocksize; /* * On most *nix systems, f_blocks, f_bfree, and f_bavail @@ -267,8 +266,8 @@ static int nfs_statfs(struct dentry *den * thus historically Linux's sys_statfs reports these * fields in units of f_bsize. */ - buf->f_bsize = sb->s_blocksize; - blockbits = sb->s_blocksize_bits; + buf->f_bsize = dentry->d_sb->s_blocksize; + blockbits = dentry->d_sb->s_blocksize_bits; blockres = (1 << blockbits) - 1; buf->f_blocks = (res.tbytes + blockres) >> blockbits; buf->f_bfree = (res.fbytes + blockres) >> blockbits; - 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/
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