diff options
| author | hunt <hunt> | 2008-01-30 00:45:45 +0000 |
|---|---|---|
| committer | hunt <hunt> | 2008-01-30 00:45:45 +0000 |
| commit | 787abf66a1807e62f54b84732bcc6a12480db8ed (patch) | |
| tree | 36f29aac665a4cfa3ce433135ea919761208a898 /runtime/io.c | |
| parent | 5d03112aaed421893cc08a6112b699995d254506 (diff) | |
| download | systemtap-steved-787abf66a1807e62f54b84732bcc6a12480db8ed.tar.gz systemtap-steved-787abf66a1807e62f54b84732bcc6a12480db8ed.tar.xz systemtap-steved-787abf66a1807e62f54b84732bcc6a12480db8ed.zip | |
2008-01-29 Martin Hunt <hunt@redhat.com>
* io.c (_stp_vlog): Use get_cpu() instead
of smp_processor_id() because this function can get
called with interrupts enabled.
Diffstat (limited to 'runtime/io.c')
| -rw-r--r-- | runtime/io.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/runtime/io.c b/runtime/io.c index e36381bd..c49d86e6 100644 --- a/runtime/io.c +++ b/runtime/io.c @@ -1,6 +1,6 @@ /* -*- linux-c -*- * I/O for printing warnings, errors and debug messages - * Copyright (C) 2005, 2006, 2007 Red Hat Inc. + * Copyright (C) 2005-2008 Red Hat Inc. * * This file is part of systemtap, and is free software. You can * redistribute it and/or modify it under the terms of the GNU General @@ -25,7 +25,7 @@ enum code { INFO=0, WARN, ERROR, DBUG }; static void _stp_vlog (enum code type, const char *func, int line, const char *fmt, va_list args) { int num; - char *buf = per_cpu_ptr(Stp_lbuf, smp_processor_id()); + char *buf = per_cpu_ptr(Stp_lbuf, get_cpu()); int start = 0; if (type == DBUG) { @@ -53,6 +53,7 @@ static void _stp_vlog (enum code type, const char *func, int line, const char *f _stp_print_flush(); } } + put_cpu(); } /** Logs Data. |