From bb13fcbb6de6f222de97d64d3f1b87df5fff6792 Mon Sep 17 00:00:00 2001
From: Akinobu Mita <mita@miraclelinux.com>
Date: Wed, 11 Jan 2006 12:17:30 -0800
Subject: [PATCH] --- yaml --- r: 17895 b: refs/heads/master c:
 8428cfe893c1f13eb22cd879669f12b65900738f h: refs/heads/master i:   17893:
 551a60dc85d6498d5a458aaef4525c899275da91   17891:
 526528120f4a6f2b127ceab05a0c6d411de1c0fc   17887:
 805bfd611d6b9616a530830272ac64c7ca8c4b72 v: v3

---
 [refs]                                  |  2 +-
 trunk/Documentation/kdump/gdbmacros.txt | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 7112e96518a2..f3d4cc42e95a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: beb25c6e27b21d0c0f7b9c2769fa334f1f9a8c2c
+refs/heads/master: 8428cfe893c1f13eb22cd879669f12b65900738f
diff --git a/trunk/Documentation/kdump/gdbmacros.txt b/trunk/Documentation/kdump/gdbmacros.txt
index bc1b9eb92ae1..dcf5580380ab 100644
--- a/trunk/Documentation/kdump/gdbmacros.txt
+++ b/trunk/Documentation/kdump/gdbmacros.txt
@@ -177,3 +177,25 @@ document trapinfo
 	'trapinfo <pid>' will tell you by which trap & possibly
 	addresthe kernel paniced.
 end
+
+
+define dmesg
+	set $i = 0
+	set $end_idx = (log_end - 1) & (log_buf_len - 1)
+
+	while ($i < logged_chars)
+		set $idx = (log_end - 1 - logged_chars + $i) & (log_buf_len - 1)
+
+		if ($idx + 100 <= $end_idx) || \
+		   ($end_idx <= $idx && $idx + 100 < log_buf_len)
+			printf "%.100s", &log_buf[$idx]
+			set $i = $i + 100
+		else
+			printf "%c", log_buf[$idx]
+			set $i = $i + 1
+		end
+	end
+end
+document dmesg
+	print the kernel ring buffer
+end