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[TIPC]: Remove code bloat introduced by print buffer rework 

This patch allows the compiler to optimize out any code that tries to
send debugging output to the null print buffer (TIPC_NULL), a capability
that was unintentionally broken during the recent print buffer rework.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
wifi-calibration
Allan Stephens 2006-10-16 21:49:03 -07:00 committed by David S. Miller
parent cfb0c0890b
commit a3df92c73b
2 changed files with 7 additions and 7 deletions
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6
net/tipc/core.h
View File

@ -83,9 +83,9 @@ void tipc_dump(struct print_buf*,const char *fmt, ...);
#define warn(fmt, arg...) tipc_printf(TIPC_OUTPUT, KERN_WARNING "TIPC: " fmt, ## arg)
#define info(fmt, arg...) tipc_printf(TIPC_OUTPUT, KERN_NOTICE "TIPC: " fmt, ## arg)
#define dbg(fmt, arg...) do {if (DBG_OUTPUT) tipc_printf(DBG_OUTPUT, fmt, ## arg);} while(0)
#define msg_dbg(msg, txt) do {if (DBG_OUTPUT) tipc_msg_print(DBG_OUTPUT, msg, txt);} while(0)
#define dump(fmt, arg...) do {if (DBG_OUTPUT) tipc_dump(DBG_OUTPUT, fmt, ##arg);} while(0)
#define dbg(fmt, arg...) do {if (DBG_OUTPUT != TIPC_NULL) tipc_printf(DBG_OUTPUT, fmt, ## arg);} while(0)
#define msg_dbg(msg, txt) do {if (DBG_OUTPUT != TIPC_NULL) tipc_msg_print(DBG_OUTPUT, msg, txt);} while(0)
#define dump(fmt, arg...) do {if (DBG_OUTPUT != TIPC_NULL) tipc_dump(DBG_OUTPUT, fmt, ##arg);} while(0)
/*

8
net/tipc/link.c
View File

@ -132,7 +132,7 @@ static void link_print(struct link *l_ptr, struct print_buf *buf,
* allow the output from multiple links to be intermixed. For this reason
* routines of the form "dbg_link_XXX()" have been created that will capture
* debug info into a link's personal print buffer, which can then be dumped
* into the TIPC system log (LOG) upon request.
* into the TIPC system log (TIPC_LOG) upon request.
*
* To enable per-link debugging, use LINK_LOG_BUF_SIZE to specify the size
* of the print buffer used by each link. If LINK_LOG_BUF_SIZE is set to 0,
@ -141,7 +141,7 @@ static void link_print(struct link *l_ptr, struct print_buf *buf,
* when there is only a single link in the system being debugged.
*
* Notes:
* - When enabled, LINK_LOG_BUF_SIZE should be set to at least 1000 (bytes)
* - When enabled, LINK_LOG_BUF_SIZE should be set to at least TIPC_PB_MIN_SIZE
* - "l_ptr" must be valid when using dbg_link_XXX() macros
*/
@ -159,13 +159,13 @@ static void link_print(struct link *l_ptr, struct print_buf *buf,
static void dbg_print_link(struct link *l_ptr, const char *str)
{
if (DBG_OUTPUT)
if (DBG_OUTPUT != TIPC_NULL)
link_print(l_ptr, DBG_OUTPUT, str);
}
static void dbg_print_buf_chain(struct sk_buff *root_buf)
{
if (DBG_OUTPUT) {
if (DBG_OUTPUT != TIPC_NULL) {
struct sk_buff *buf = root_buf;
while (buf) {