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| author | Pavel Emelyanov <xemul@openvz.org> | 2008-04-24 10:02:16 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-04-24 10:02:16 +0200 |
| commit | 5e659e4cb0eedacdc1f621a61e400a4611ddef8a (patch) | |
| tree | fa3c8743010dd640c48584a6fa8a910d27350c01 /net/sctp/objcnt.c | |
| parent | [AF_UNIX] Initialise UNIX sockets before general device initcalls (diff) | |
| download | linux-5e659e4cb0eedacdc1f621a61e400a4611ddef8a.tar.xz linux-5e659e4cb0eedacdc1f621a61e400a4611ddef8a.zip | |
[NET]: Fix heavy stack usage in seq_file output routines.
Plan C: we can follow the Al Viro's proposal about %n like in this patch.
The same applies to udp, fib (the /proc/net/route file), rt_cache and
sctp debug. This is minus ~150-200 bytes for each.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/objcnt.c')
| -rw-r--r-- | net/sctp/objcnt.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/net/sctp/objcnt.c b/net/sctp/objcnt.c index cfeb07ea1b04..f73ec0ea93ba 100644 --- a/net/sctp/objcnt.c +++ b/net/sctp/objcnt.c @@ -83,13 +83,12 @@ static sctp_dbg_objcnt_entry_t sctp_dbg_objcnt[] = { */ static int sctp_objcnt_seq_show(struct seq_file *seq, void *v) { - int i; - char temp[128]; + int i, len; i = (int)*(loff_t *)v; - sprintf(temp, "%s: %d", sctp_dbg_objcnt[i].label, - atomic_read(sctp_dbg_objcnt[i].counter)); - seq_printf(seq, "%-127s\n", temp); + seq_printf(seq, "%s: %d%n", sctp_dbg_objcnt[i].label, + atomic_read(sctp_dbg_objcnt[i].counter), &len); + seq_printf(seq, "%*s\n", 127 - len, ""); return 0; } |