diff options
authorLinus Torvalds <torvalds@linux-foundation.org>2008-06-24 11:20:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-06-24 11:20:59 -0700
commit3b968b7c10b3d81eb83380655484f2bb5b240dc6 (patch)
parentea7b44c8e6baa1a4507f05ba2c0009ac21c3fe0b (diff)
parentaabdc3b8c3b3d081f1532454e344208338478e29 (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb: kgdb: sparse fix kgdb: documentation update - remove kgdboe
2 files changed, 8 insertions, 15 deletions
diff --git a/Documentation/DocBook/kgdb.tmpl b/Documentation/DocBook/kgdb.tmpl
index 028a8444d95e..e8acd1f03456 100644
--- a/Documentation/DocBook/kgdb.tmpl
+++ b/Documentation/DocBook/kgdb.tmpl
@@ -84,10 +84,9 @@
runs an instance of gdb against the vmlinux file which contains
the symbols (not boot image such as bzImage, zImage, uImage...).
In gdb the developer specifies the connection parameters and
- connects to kgdb. Depending on which kgdb I/O modules exist in
- the kernel for a given architecture, it may be possible to debug
- the test machine's kernel with the development machine using a
- rs232 or ethernet connection.
+ connects to kgdb. The type of connection a developer makes with
+ gdb depends on the availability of kgdb I/O modules compiled as
+ builtin's or kernel modules in the test machine's kernel.
<chapter id="CompilingAKernel">
@@ -223,7 +222,7 @@
IMPORTANT NOTE: Using this option with kgdb over the console
- (kgdboc) or kgdb over ethernet (kgdboe) is not supported.
+ (kgdboc) is not supported.
@@ -249,18 +248,11 @@
(gdb) target remote /dev/ttyS0
- Example (kgdb to a terminal server):
+ Example (kgdb to a terminal server on tcp port 2012):
% gdb ./vmlinux
- (gdb) target remote udp:
- </programlisting>
- <para>
- Example (kgdb over ethernet):
- </para>
- <programlisting>
- % gdb ./vmlinux
- (gdb) target remote udp:
+ (gdb) target remote
Once connected, you can debug a kernel the way you would debug an
diff --git a/kernel/kgdb.c b/kernel/kgdb.c
index 79e3c90113c2..3ec23c3ec97f 100644
--- a/kernel/kgdb.c
+++ b/kernel/kgdb.c
@@ -1499,7 +1499,8 @@ int kgdb_nmicallback(int cpu, void *regs)
return 1;
-void kgdb_console_write(struct console *co, const char *s, unsigned count)
+static void kgdb_console_write(struct console *co, const char *s,
+ unsigned count)
unsigned long flags;

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