Commit 6375da9d authored by Jakub Kicinski's avatar Jakub Kicinski
Browse files

Merge branch 'tipc-some-minor-improvements' 

Jon Maloy says:

====================
tipc: some minor improvements

We add some improvements that will be useful in future commits.
====================

Link: https://lore.kernel.org/r/20201125182915.711370-1-jmaloy@redhat.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parents fff4c746 b6f88d9c

net/tipc/addr.c

+3 −4
Original line number Diff line number Diff line
@@ -55,12 +55,11 @@ bool tipc_in_scope(bool legacy_format, u32 domain, u32 addr) 
void tipc_set_node_id(struct net *net, u8 *id)

{

	struct tipc_net *tn = tipc_net(net);

	u32 *tmp = (u32 *)id;



	memcpy(tn->node_id, id, NODE_ID_LEN);

	tipc_nodeid2string(tn->node_id_string, id);

	tn->trial_addr = tmp[0] ^ tmp[1] ^ tmp[2] ^ tmp[3];

	pr_info("Own node identity %s, cluster identity %u\n",

	tn->trial_addr = hash128to32(id);

	pr_info("Node identity %s, cluster identity %u\n",

		tipc_own_id_string(net), tn->net_id);

}
@@ -76,7 +75,7 @@ void tipc_set_node_addr(struct net *net, u32 addr) 
	}

	tn->trial_addr = addr;

	tn->addr_trial_end = jiffies;

	pr_info("32-bit node address hash set to %x\n", addr);

	pr_info("Node number set to %u\n", addr);

}



char *tipc_nodeid2string(char *str, u8 *id)

net/tipc/addr.h

+1 −0
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
 *

 * Copyright (c) 2000-2006, 2018, Ericsson AB

 * Copyright (c) 2004-2005, Wind River Systems

 * Copyright (c) 2020, Red Hat Inc

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

net/tipc/core.h

+12 −0
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
 *

 * Copyright (c) 2005-2006, 2013-2018 Ericsson AB

 * Copyright (c) 2005-2007, 2010-2013, Wind River Systems

 * Copyright (c) 2020, Red Hat Inc

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without
@@ -210,6 +211,17 @@ static inline u32 tipc_net_hash_mixes(struct net *net, int tn_rand) 
	return net_hash_mix(&init_net) ^ net_hash_mix(net) ^ tn_rand;

}



static inline u32 hash128to32(char *bytes)

{

	__be32 *tmp = (__be32 *)bytes;

	u32 res;



	res = ntohl(tmp[0] ^ tmp[1] ^ tmp[2] ^ tmp[3]);

	if (likely(res))

		return res;

	return  ntohl(tmp[0] | tmp[1] | tmp[2] | tmp[3]);

}



#ifdef CONFIG_SYSCTL

int tipc_register_sysctl(void);

void tipc_unregister_sysctl(void);

net/tipc/group.c

+2 −1
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
 * net/tipc/group.c: TIPC group messaging code

 *

 * Copyright (c) 2017, Ericsson AB

 * Copyright (c) 2020, Red Hat Inc

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without
@@ -359,7 +360,7 @@ struct tipc_nlist *tipc_group_dests(struct tipc_group *grp) 
	return &grp->dests;

}



void tipc_group_self(struct tipc_group *grp, struct tipc_name_seq *seq,

void tipc_group_self(struct tipc_group *grp, struct tipc_service_range *seq,

		     int *scope)

{

	seq->type = grp->type;

net/tipc/group.h

+2 −1
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
 * net/tipc/group.h: Include file for TIPC group unicast/multicast functions

 *

 * Copyright (c) 2017, Ericsson AB

 * Copyright (c) 2020, Red Hat Inc

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without
@@ -50,7 +51,7 @@ void tipc_group_delete(struct net *net, struct tipc_group *grp); 
void tipc_group_add_member(struct tipc_group *grp, u32 node,

			   u32 port, u32 instance);

struct tipc_nlist *tipc_group_dests(struct tipc_group *grp);

void tipc_group_self(struct tipc_group *grp, struct tipc_name_seq *seq,

void tipc_group_self(struct tipc_group *grp, struct tipc_service_range *seq,

		     int *scope);

u32 tipc_group_exclude(struct tipc_group *grp);

void tipc_group_filter_msg(struct tipc_group *grp,

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