docs: disable KASLR when debugging kernel
BugLink: http://bugs.launchpad.net/bugs/1720154
commit
e604f1cb85367d2e5fd4cf253296d190996da81a upstream.
commit
6807c84652b0 ("x86: Enable KASLR by default") enables KASLR
by default on x86. While KASLR will confuse gdb which resolve kernel
symbol address from symbol table of vmlinux. We should turn off KASLR for
kernel debugging.
Signed-off-by: Zhouyi Zhou <zhouzhouyi@gmail.com>
Reviewed-by: Kieran Bingham <kbingham@kernel.org>
Acked-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Cc: Natale Patriciello <natale.patriciello@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>