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| author | Patrick McHardy <kaber@trash.net> | 2008-01-21 00:24:13 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:08:27 -0800 |
| commit | a5250a36954c6658e28cc2e7e07e314e0c79e8bb (patch) | |
| tree | 3e5682db7034d92faceecd6907bc24fa2d05b543 /include/linux/if_ether.h | |
| parent | 62f99efce61024f1c645c2c574882b510c77c579 (diff) | |
| download | lwn-a5250a36954c6658e28cc2e7e07e314e0c79e8bb.tar.gz lwn-a5250a36954c6658e28cc2e7e07e314e0c79e8bb.zip | |
[ETHER]: Bring back MAC_FMT
The print_mac function is not very suitable for debugging printks
in performance critical paths since without ifdefs it will always
get called. MAC_FMT can be used with pr_debug without any overhead
when debugging is disabled.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/if_ether.h')
| -rw-r--r-- | include/linux/if_ether.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index 7a1e011b8a2c..e157c1399b61 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -130,6 +130,7 @@ extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len); * Display a 6 byte device address (MAC) in a readable format. */ extern char *print_mac(char *buf, const unsigned char *addr); +#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" #define MAC_BUF_SIZE 18 #define DECLARE_MAC_BUF(var) char var[MAC_BUF_SIZE] __maybe_unused |