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Commit 37bfcc14 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

Merge branch 'bugfixes' 

* bugfixes:
  SUNRPC: Fix a thinko in xs_connect()
  NFSv4.1/pNFS: Fix borken function _same_data_server_addrs_locked()
  NFS: nfs_set_pgio_error sometimes misses errors
parents eed889b1 99b1a4c3

fs/nfs/pagelist.c

+2 −2
Original line number Diff line number Diff line
@@ -77,8 +77,8 @@ EXPORT_SYMBOL_GPL(nfs_pgheader_init); 
void nfs_set_pgio_error(struct nfs_pgio_header *hdr, int error, loff_t pos)

{

	spin_lock(&hdr->lock);

	if (pos < hdr->io_start + hdr->good_bytes) {

		set_bit(NFS_IOHDR_ERROR, &hdr->flags);

	if (!test_and_set_bit(NFS_IOHDR_ERROR, &hdr->flags)

	    || pos < hdr->io_start + hdr->good_bytes) {

		clear_bit(NFS_IOHDR_EOF, &hdr->flags);

		hdr->good_bytes = pos - hdr->io_start;

		hdr->error = error;

fs/nfs/pnfs_nfs.c

+19 −14
Original line number Diff line number Diff line
@@ -359,26 +359,31 @@ same_sockaddr(struct sockaddr *addr1, struct sockaddr *addr2) 
	return false;

}



/*

 * Checks if 'dsaddrs1' contains a subset of 'dsaddrs2'. If it does,

 * declare a match.

 */

static bool

_same_data_server_addrs_locked(const struct list_head *dsaddrs1,

			       const struct list_head *dsaddrs2)

{

	struct nfs4_pnfs_ds_addr *da1, *da2;



	/* step through both lists, comparing as we go */

	for (da1 = list_first_entry(dsaddrs1, typeof(*da1), da_node),

	     da2 = list_first_entry(dsaddrs2, typeof(*da2), da_node);

	     da1 != NULL && da2 != NULL;

	     da1 = list_entry(da1->da_node.next, typeof(*da1), da_node),

	     da2 = list_entry(da2->da_node.next, typeof(*da2), da_node)) {

		if (!same_sockaddr((struct sockaddr *)&da1->da_addr,

				   (struct sockaddr *)&da2->da_addr))

			return false;

	struct sockaddr *sa1, *sa2;

	bool match = false;



	list_for_each_entry(da1, dsaddrs1, da_node) {

		sa1 = (struct sockaddr *)&da1->da_addr;

		match = false;

		list_for_each_entry(da2, dsaddrs2, da_node) {

			sa2 = (struct sockaddr *)&da2->da_addr;

			match = same_sockaddr(sa1, sa2);

			if (match)

				break;

		}

	if (da1 == NULL && da2 == NULL)

		return true;



	return false;

		if (!match)

			break;

	}

	return match;

}



/*

net/sunrpc/xprtsock.c

+5 −4
Original line number Diff line number Diff line
@@ -2279,13 +2279,14 @@ static void xs_connect(struct rpc_xprt *xprt, struct rpc_task *task) 


	WARN_ON_ONCE(!xprt_lock_connect(xprt, task, transport));



	/* Start by resetting any existing state */

	xs_reset_transport(transport);



	if (transport->sock != NULL && !RPC_IS_SOFTCONN(task)) {

	if (transport->sock != NULL) {

		dprintk("RPC:       xs_connect delayed xprt %p for %lu "

				"seconds\n",

				xprt, xprt->reestablish_timeout / HZ);



		/* Start by resetting any existing state */

		xs_reset_transport(transport);



		queue_delayed_work(rpciod_workqueue,

				   &transport->connect_worker,

				   xprt->reestablish_timeout);