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Commit 80e0c330 authored by Allan Stephens's avatar Allan Stephens Committed by David S. Miller
Browse files

tipc: Reduce footprint by un-inlining address routines 



Convert address-related inline routines that are more than one
line into standard functions, thereby eliminating a significant
amount of repeated code.

Signed-off-by: default avatarAllan Stephens <allan.stephens@windriver.com>
Signed-off-by: default avatarPaul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c68ca7b7

net/tipc/addr.c

+32 −0
Original line number Diff line number Diff line
@@ -92,3 +92,35 @@ int tipc_addr_node_valid(u32 addr) 
	return (tipc_addr_domain_valid(addr) && tipc_node(addr));

}



int tipc_in_scope(u32 domain, u32 addr)

{

	if (!domain || (domain == addr))

		return 1;

	if (domain == (addr & 0xfffff000u)) /* domain <Z.C.0> */

		return 1;

	if (domain == (addr & 0xff000000u)) /* domain <Z.0.0> */

		return 1;

	return 0;

}



/**

 * tipc_addr_scope - convert message lookup domain to a 2-bit scope value

 */



int tipc_addr_scope(u32 domain)

{

	if (likely(!domain))

		return TIPC_ZONE_SCOPE;

	if (tipc_node(domain))

		return TIPC_NODE_SCOPE;

	if (tipc_cluster(domain))

		return TIPC_CLUSTER_SCOPE;

	return TIPC_ZONE_SCOPE;

}



char *tipc_addr_string_fill(char *string, u32 addr)

{

	snprintf(string, 16, "<%u.%u.%u>",

		 tipc_zone(addr), tipc_cluster(addr), tipc_node(addr));

	return string;

}

net/tipc/addr.h

+3 −34
Original line number Diff line number Diff line
@@ -67,32 +67,6 @@ static inline int may_route(u32 addr) 
	return(addr ^ tipc_own_addr) >> 11;

}



static inline int tipc_in_scope(u32 domain, u32 addr)

{

	if (!domain || (domain == addr))

		return 1;

	if (domain == (addr & 0xfffff000u)) /* domain <Z.C.0> */

		return 1;

	if (domain == (addr & 0xff000000u)) /* domain <Z.0.0> */

		return 1;

	return 0;

}



/**

 * tipc_addr_scope - convert message lookup domain to a 2-bit scope value

 */



static inline int tipc_addr_scope(u32 domain)

{

	if (likely(!domain))

		return TIPC_ZONE_SCOPE;

	if (tipc_node(domain))

		return TIPC_NODE_SCOPE;

	if (tipc_cluster(domain))

		return TIPC_CLUSTER_SCOPE;

	return TIPC_ZONE_SCOPE;

}



/**

 * addr_domain - convert 2-bit scope value to equivalent message lookup domain

 *
@@ -110,14 +84,9 @@ static inline int addr_domain(int sc) 
	return tipc_addr(tipc_zone(tipc_own_addr), 0, 0);

}



static inline char *tipc_addr_string_fill(char *string, u32 addr)

{

	snprintf(string, 16, "<%u.%u.%u>",

		 tipc_zone(addr), tipc_cluster(addr), tipc_node(addr));

	return string;

}



int tipc_addr_domain_valid(u32);

int tipc_addr_node_valid(u32 addr);



int tipc_in_scope(u32 domain, u32 addr);

int tipc_addr_scope(u32 domain);

char *tipc_addr_string_fill(char *string, u32 addr);

#endif