From 3ed8491c8a75cefe95b57f7f428a3e2ddd421e97 Mon Sep 17 00:00:00 2001 From: Eric Van Hensbergen Date: Fri, 9 Sep 2005 13:04:24 -0700 Subject: [PATCH] v9fs: debug and support routines This part of the patch contains debug and other misc routines. Signed-off-by: Eric Van Hensbergen Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/9p/debug.h | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 fs/9p/debug.h (limited to 'fs/9p/debug.h') diff --git a/fs/9p/debug.h b/fs/9p/debug.h new file mode 100644 index 000000000000..4445f06919d9 --- /dev/null +++ b/fs/9p/debug.h @@ -0,0 +1,70 @@ +/* + * linux/fs/9p/debug.h - V9FS Debug Definitions + * + * Copyright (C) 2004 by Eric Van Hensbergen + * Copyright (C) 2002 by Ron Minnich + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to: + * Free Software Foundation + * 51 Franklin Street, Fifth Floor + * Boston, MA 02111-1301 USA + * + */ + +#define DEBUG_ERROR (1<<0) +#define DEBUG_CURRENT (1<<1) +#define DEBUG_9P (1<<2) +#define DEBUG_VFS (1<<3) +#define DEBUG_CONV (1<<4) +#define DEBUG_MUX (1<<5) +#define DEBUG_TRANS (1<<6) +#define DEBUG_SLABS (1<<7) + +#define DEBUG_DUMP_PKT 0 + +extern int v9fs_debug_level; + +#define dprintk(level, format, arg...) \ +do { \ + if((v9fs_debug_level & level)==level) \ + printk(KERN_NOTICE "-- %s (%d): " \ + format , __FUNCTION__, current->pid , ## arg); \ +} while(0) + +#define eprintk(level, format, arg...) \ +do { \ + printk(level "v9fs: %s (%d): " \ + format , __FUNCTION__, current->pid , ## arg); \ +} while(0) + +#if DEBUG_DUMP_PKT +static inline void dump_data(const unsigned char *data, unsigned int datalen) +{ + int i, j; + int len = datalen; + + printk(KERN_DEBUG "data "); + for (i = 0; i < len; i += 4) { + for (j = 0; (j < 4) && (i + j < len); j++) + printk(KERN_DEBUG "%02x", data[i + j]); + printk(KERN_DEBUG " "); + } + printk(KERN_DEBUG "\n"); +} +#else /* DEBUG_DUMP_PKT */ +static inline void dump_data(const unsigned char *data, unsigned int datalen) +{ + +} +#endif /* DEBUG_DUMP_PKT */ -- cgit v1.2.3