From: nikita <nikita>
Date: Thu, 7 Dec 2006 15:59:44 +0000 (+0000)
Subject: tmp-debug: use stacktrace_record() instead of dunmping onto console.
X-Git-Tag: v1_8_0_110~486^2~31
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=3c66e8be27f962c753b6ba229f40ce42699c7d7c;p=fs%2Flustre-release.git

tmp-debug: use stacktrace_record() instead of dunmping onto console.
---

diff --git a/lustre/kernel_patches/patches/tmp-debug.patch b/lustre/kernel_patches/patches/tmp-debug.patch
index 660daf8..e1638838 100644
--- a/lustre/kernel_patches/patches/tmp-debug.patch
+++ b/lustre/kernel_patches/patches/tmp-debug.patch
@@ -12,21 +12,12 @@ Index: linux/fs/buffer.c
  /*
   * Perform a pagecache lookup for the matching buffer.  If it's there, refresh
   * it in the LRU and mark it as accessed.  If it is not present then return
-@@ -1538,6 +1541,18 @@ __find_get_block(struct block_device *bd
+@@ -1538,6 +1541,9 @@ __find_get_block(struct block_device *bd
  {
  	struct buffer_head *bh = lookup_bh_lru(bdev, block, size);
  
-+	if (__find_get_block_trace != 0) {
-+		static unsigned long last_dump = 0;
-+
-+		if (last_dump == 0 ||
-+		    time_after(jiffies,
-+			       last_dump + __find_get_block_trace * HZ)) {
-+			last_dump = jiffies;
-+			printk("%s@%lu\n", __FUNCTION__, last_dump);
-+			dump_stack();
-+		}
-+	}
++	if (__find_get_block_trace != 0)
++		stacktrace_record();
 +
  	if (bh == NULL) {
  		bh = __find_get_block_slow(bdev, block, size);
@@ -45,21 +36,12 @@ Index: linux/kernel/sched.c
  /***
   * try_to_wake_up - wake up a thread
   * @p: the to-be-woken-up thread
-@@ -1132,6 +1135,18 @@ static int try_to_wake_up(task_t * p, un
+@@ -1132,6 +1135,9 @@ static int try_to_wake_up(task_t * p, un
  	int new_cpu;
  #endif
  
-+	if (try_to_wake_up_trace != 0) {
-+		static unsigned long last_dump = 0;
-+
-+		if (last_dump == 0 ||
-+		    time_after(jiffies,
-+			       last_dump + try_to_wake_up_trace * HZ)) {
-+			last_dump = jiffies;
-+			printk("%s@%lu\n", __FUNCTION__, last_dump);
-+			dump_stack();
-+		}
-+	}
++	if (try_to_wake_up_trace != 0)
++		stacktrace_record();
 +
  	rq = task_rq_lock(p, &flags);
  	schedstat_inc(rq, ttwu_cnt);