From 5d64932f45652ea7074a113a0207a5e594c2141b Mon Sep 17 00:00:00 2001
From: bwzhou <bwzhou>
Date: Fri, 9 May 2008 08:57:45 +0000
Subject: [PATCH] Branch b1_6 b=13707 r=bobijam, johann
exported debug_file_path as a module param of libcfs
---
lnet/libcfs/debug.c | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)
diff --git a/lnet/libcfs/debug.c b/lnet/libcfs/debug.c
index e3b1cab9e5..76447e5785 100644
--- a/lnet/libcfs/debug.c
+++ b/lnet/libcfs/debug.c
@@ -102,6 +102,9 @@ char debug_file_path[1024] = "/r/tmp/lustre-log";
#else
char debug_file_path[1024] = "/tmp/lustre-log";
#endif
+CFS_MODULE_PARM(debug_file_path, "s", charp, 0644,
+ "Path for dumping debug logs, "
+ "set 'NONE' to prevent log dumping");
int libcfs_panic_in_progress;
@@ -402,11 +405,14 @@ void libcfs_debug_dumplog_internal(void *arg)
CFS_PUSH_JOURNAL;
- snprintf(debug_file_name, sizeof(debug_file_path) - 1, "%s.%ld.%ld",
- debug_file_path, cfs_time_current_sec(), (long)arg);
- printk(KERN_ALERT "LustreError: dumping log to %s\n", debug_file_name);
- tracefile_dump_all_pages(debug_file_name);
-
+ if (strncmp(debug_file_path, "NONE", 4) != 0) {
+ snprintf(debug_file_name, sizeof(debug_file_path) - 1,
+ "%s.%ld.%ld", debug_file_path, cfs_time_current_sec(),
+ (long)arg);
+ printk(KERN_ALERT "LustreError: dumping log to %s\n",
+ debug_file_name);
+ tracefile_dump_all_pages(debug_file_name);
+ }
CFS_POP_JOURNAL;
}
--
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