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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
This commit is contained in:
Linus Torvalds 2008-06-24 11:20:59 -07:00
parent ea7b44c8e6 aabdc3b8c3
commit 3b968b7c10
2 changed files with 8 additions and 15 deletions
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20
Documentation/DocBook/kgdb.tmpl
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@ -84,10 +84,9 @@
runs an instance of gdb against the vmlinux file which contains runs an instance of gdb against the vmlinux file which contains
the symbols (not boot image such as bzImage, zImage, uImage...). the symbols (not boot image such as bzImage, zImage, uImage...).
In gdb the developer specifies the connection parameters and In gdb the developer specifies the connection parameters and
connects to kgdb. Depending on which kgdb I/O modules exist in connects to kgdb. The type of connection a developer makes with
the kernel for a given architecture, it may be possible to debug gdb depends on the availability of kgdb I/O modules compiled as
the test machine's kernel with the development machine using a builtin's or kernel modules in the test machine's kernel.
rs232 or ethernet connection.
</para> </para>
</chapter> </chapter>
<chapter id="CompilingAKernel"> <chapter id="CompilingAKernel">
@ -223,7 +222,7 @@
</para> </para>
<para> <para>
IMPORTANT NOTE: Using this option with kgdb over the console IMPORTANT NOTE: Using this option with kgdb over the console
(kgdboc) or kgdb over ethernet (kgdboe) is not supported. (kgdboc) is not supported.
</para> </para>
</sect1> </sect1>
</chapter> </chapter>
@ -249,18 +248,11 @@
(gdb) target remote /dev/ttyS0 (gdb) target remote /dev/ttyS0
</programlisting> </programlisting>
<para> <para>
Example (kgdb to a terminal server): Example (kgdb to a terminal server on tcp port 2012):
</para> </para>
<programlisting> <programlisting>
% gdb ./vmlinux % gdb ./vmlinux
(gdb) target remote udp:192.168.2.2:6443 (gdb) target remote 192.168.2.2:2012
</programlisting>
<para>
Example (kgdb over ethernet):
</para>
<programlisting>
% gdb ./vmlinux
(gdb) target remote udp:192.168.2.2:6443
</programlisting> </programlisting>
<para> <para>
Once connected, you can debug a kernel the way you would debug an Once connected, you can debug a kernel the way you would debug an

3
kernel/kgdb.c
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@ -1499,7 +1499,8 @@ int kgdb_nmicallback(int cpu, void *regs)
return 1; 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; unsigned long flags;