kexec jump: fix for ftrace
authorHuang Ying <ying.huang@intel.com>
Fri, 15 Aug 2008 07:40:26 +0000 (00:40 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 15 Aug 2008 15:35:43 +0000 (08:35 -0700)
commit3122c331190e9d1622bf1c8cf6ce3b17cca67c9e
treee856b7a59f5ea5ba4f1662cefdae267b26af30dd
parent9bdeb7b5d34f197dea7859d24475943395ffea5e
kexec jump: fix for ftrace

Ftrace depends on some processor state that we destroyed during kexec and
restored by restore_processor_state().  So save_processor_state() and
restore_processor_state() are moved into machine_kexec() and ftrace is
restored after restore_processor_state().

Signed-off-by: Huang Ying <ying.huang@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/x86/kernel/machine_kexec_32.c
kernel/kexec.c