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Commit 3e1f900b authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.linux-nfs.org/pub/linux/nfs-2.6 

* git://git.linux-nfs.org/pub/linux/nfs-2.6:
  NFSv4: handle lack of clientaddr in option string
  NFSv4: debug print ntohl(status) in nfs client callback xdr code
  SUNRPC: Clean up the sillyrename code
  NFS: Introduce struct nfs_removeargs+nfs_removeres
  NFS: Use dentry->d_time to store the parent directory verifier.
  SUNRPC: move bkl locking and xdr proc invocation into a common helper
  NFSv4: Fix the nfsv4 readlink reply buffer alignment
  NFSv4: Fix the readdir reply buffer alignment
  NFSv4: More NFSv4 xdr cleanups
  NFSv4: Try to recover from getfh failures in nfs4_xdr_dec_open
  NFSv4: 'constify' lookup arguments.
  NFSv4: Don't fail nfs4_xdr_dec_open if decode_restorefh() failed
  NFSv4: Fix open state recovery
  NFSD/SUNRPC: Fix the automatic selection of RPCSEC_GSS
parents 12795067 0a87cf12

fs/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -1674,7 +1674,7 @@ config NFSD_V3_ACL 


config NFSD_V4

	bool "Provide NFSv4 server support (EXPERIMENTAL)"

	depends on NFSD_V3 && EXPERIMENTAL

	depends on NFSD && NFSD_V3 && EXPERIMENTAL

	select RPCSEC_GSS_KRB5

	help

	  If you would like to include the NFSv4 server as well as the NFSv2

fs/nfs/callback_xdr.c

+5 −5
Original line number Diff line number Diff line
@@ -179,7 +179,7 @@ static __be32 decode_getattr_args(struct svc_rqst *rqstp, struct xdr_stream *xdr 
	args->addr = svc_addr_in(rqstp);

	status = decode_bitmap(xdr, args->bitmap);

out:

	dprintk("%s: exit with status = %d\n", __FUNCTION__, status);

	dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(status));

	return status;

}
@@ -200,7 +200,7 @@ static __be32 decode_recall_args(struct svc_rqst *rqstp, struct xdr_stream *xdr, 
	args->truncate = ntohl(*p);

	status = decode_fh(xdr, &args->fh);

out:

	dprintk("%s: exit with status = %d\n", __FUNCTION__, status);

	dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(status));

	return status;

}
@@ -349,7 +349,7 @@ static __be32 encode_getattr_res(struct svc_rqst *rqstp, struct xdr_stream *xdr, 
	status = encode_attr_mtime(xdr, res->bitmap, &res->mtime);

	*savep = htonl((unsigned int)((char *)xdr->p - (char *)(savep+1)));

out:

	dprintk("%s: exit with status = %d\n", __FUNCTION__, status);

	dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(status));

	return status;

}
@@ -392,7 +392,7 @@ static __be32 process_op(struct svc_rqst *rqstp, 
		status = res;

	if (op->encode_res != NULL && status == 0)

		status = op->encode_res(rqstp, xdr_out, resp);

	dprintk("%s: done, status = %d\n", __FUNCTION__, status);

	dprintk("%s: done, status = %d\n", __FUNCTION__, ntohl(status));

	return status;

}
@@ -431,7 +431,7 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *r 
	}

	*hdr_res.status = status;

	*hdr_res.nops = htonl(nops);

	dprintk("%s: done, status = %u\n", __FUNCTION__, status);

	dprintk("%s: done, status = %u\n", __FUNCTION__, ntohl(status));

	return rpc_success;

}

fs/nfs/dir.c

+4 −4
Original line number Diff line number Diff line
@@ -654,7 +654,7 @@ static int nfs_check_verifier(struct inode *dir, struct dentry *dentry) 


	if (IS_ROOT(dentry))

		return 1;

	verf = (unsigned long)dentry->d_fsdata;

	verf = dentry->d_time;

	if (nfs_caches_unstable(dir)

			|| verf != NFS_I(dir)->cache_change_attribute)

		return 0;
@@ -663,7 +663,7 @@ static int nfs_check_verifier(struct inode *dir, struct dentry *dentry) 


static inline void nfs_set_verifier(struct dentry * dentry, unsigned long verf)

{

	dentry->d_fsdata = (void *)verf;

	dentry->d_time = verf;

}



static void nfs_refresh_verifier(struct dentry * dentry, unsigned long verf)
@@ -869,7 +869,7 @@ static void nfs_dentry_iput(struct dentry *dentry, struct inode *inode) 
	if (dentry->d_flags & DCACHE_NFSFS_RENAMED) {

		lock_kernel();

		drop_nlink(inode);

		nfs_complete_unlink(dentry);

		nfs_complete_unlink(dentry, inode);

		unlock_kernel();

	}

	/* When creating a negative dentry, we want to renew d_time */
@@ -1411,7 +1411,7 @@ static int nfs_sillyrename(struct inode *dir, struct dentry *dentry) 
		nfs_renew_times(dentry);

		nfs_set_verifier(dentry, nfs_save_change_attribute(dir));

		d_move(dentry, sdentry);

		error = nfs_async_unlink(dentry);

		error = nfs_async_unlink(dir, dentry);

 		/* If we return 0 we don't unlink */

	}

	dput(sdentry);

fs/nfs/nfs2xdr.c

+16 −3
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ 
#define NFS_entry_sz		(NFS_filename_sz+3)



#define NFS_diropargs_sz	(NFS_fhandle_sz+NFS_filename_sz)

#define NFS_removeargs_sz	(NFS_fhandle_sz+NFS_filename_sz)

#define NFS_sattrargs_sz	(NFS_fhandle_sz+NFS_sattr_sz)

#define NFS_readlinkargs_sz	(NFS_fhandle_sz)

#define NFS_readargs_sz		(NFS_fhandle_sz+3)
@@ -66,7 +67,7 @@ 
 * Common NFS XDR functions as inlines

 */

static inline __be32 *

xdr_encode_fhandle(__be32 *p, struct nfs_fh *fhandle)

xdr_encode_fhandle(__be32 *p, const struct nfs_fh *fhandle)

{

	memcpy(p, fhandle->data, NFS2_FHSIZE);

	return p + XDR_QUADLEN(NFS2_FHSIZE);
@@ -204,7 +205,7 @@ nfs_xdr_sattrargs(struct rpc_rqst *req, __be32 *p, struct nfs_sattrargs *args) 


/*

 * Encode directory ops argument

 * LOOKUP, REMOVE, RMDIR

 * LOOKUP, RMDIR

 */

static int

nfs_xdr_diropargs(struct rpc_rqst *req, __be32 *p, struct nfs_diropargs *args)
@@ -215,6 +216,18 @@ nfs_xdr_diropargs(struct rpc_rqst *req, __be32 *p, struct nfs_diropargs *args) 
	return 0;

}



/*

 * Encode REMOVE argument

 */

static int

nfs_xdr_removeargs(struct rpc_rqst *req, __be32 *p, const struct nfs_removeargs *args)

{

	p = xdr_encode_fhandle(p, args->fh);

	p = xdr_encode_array(p, args->name.name, args->name.len);

	req->rq_slen = xdr_adjust_iovec(req->rq_svec, p);

	return 0;

}



/*

 * Arguments to a READ call. Since we read data directly into the page

 * cache, we also set up the reply iovec here so that iov[1] points
@@ -705,7 +718,7 @@ struct rpc_procinfo nfs_procedures[] = { 
    PROC(READ,		readargs,	readres, 3),

    PROC(WRITE,		writeargs,	writeres, 4),

    PROC(CREATE,	createargs,	diropres, 0),

    PROC(REMOVE,	diropargs,	stat, 0),

    PROC(REMOVE,	removeargs,	stat, 0),

    PROC(RENAME,	renameargs,	stat, 0),

    PROC(LINK,		linkargs,	stat, 0),

    PROC(SYMLINK,	symlinkargs,	stat, 0),

fs/nfs/nfs3proc.c

+20 −40
Original line number Diff line number Diff line
@@ -349,62 +349,42 @@ nfs3_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr, 
static int

nfs3_proc_remove(struct inode *dir, struct qstr *name)

{

	struct nfs_fattr	dir_attr;

	struct nfs3_diropargs	arg = {

	struct nfs_removeargs arg = {

		.fh = NFS_FH(dir),

		.name		= name->name,

		.len		= name->len

		.name.len = name->len,

		.name.name = name->name,

	};

	struct nfs_removeres res;

	struct rpc_message msg = {

		.rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE],

		.rpc_argp = &arg,

		.rpc_resp	= &dir_attr,

		.rpc_resp = &res,

	};

	int			status;



	dprintk("NFS call  remove %s\n", name->name);

	nfs_fattr_init(&dir_attr);

	nfs_fattr_init(&res.dir_attr);

	status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);

	nfs_post_op_update_inode(dir, &dir_attr);

	nfs_post_op_update_inode(dir, &res.dir_attr);

	dprintk("NFS reply remove: %d\n", status);

	return status;

}



static int

nfs3_proc_unlink_setup(struct rpc_message *msg, struct dentry *dir, struct qstr *name)

static void

nfs3_proc_unlink_setup(struct rpc_message *msg, struct inode *dir)

{

	struct unlinkxdr {

		struct nfs3_diropargs arg;

		struct nfs_fattr res;

	} *ptr;



	ptr = kmalloc(sizeof(*ptr), GFP_KERNEL);

	if (!ptr)

		return -ENOMEM;

	ptr->arg.fh = NFS_FH(dir->d_inode);

	ptr->arg.name = name->name;

	ptr->arg.len = name->len;

	nfs_fattr_init(&ptr->res);

	msg->rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE];

	msg->rpc_argp = &ptr->arg;

	msg->rpc_resp = &ptr->res;

	return 0;

}



static int

nfs3_proc_unlink_done(struct dentry *dir, struct rpc_task *task)

nfs3_proc_unlink_done(struct rpc_task *task, struct inode *dir)

{

	struct rpc_message *msg = &task->tk_msg;

	struct nfs_fattr	*dir_attr;



	if (nfs3_async_handle_jukebox(task, dir->d_inode))

		return 1;

	if (msg->rpc_argp) {

		dir_attr = (struct nfs_fattr*)msg->rpc_resp;

		nfs_post_op_update_inode(dir->d_inode, dir_attr);

		kfree(msg->rpc_argp);

	}

	struct nfs_removeres *res;

	if (nfs3_async_handle_jukebox(task, dir))

		return 0;

	res = task->tk_msg.rpc_resp;

	nfs_post_op_update_inode(dir, &res->dir_attr);

	return 1;

}



static int