Messages in this thread | | | Date | Fri, 18 Sep 2009 11:14:04 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH 1/4] core, x86: Add user return notifiers |
| |
On 09/16/2009 05:45 AM, Avi Kivity wrote: > Add a general per-cpu notifier that is called whenever the kernel is > about to return to userspace. The notifier uses a thread_info flag > and existing checks, so there is no impact on user return or context > switch fast paths. > > Signed-off-by: Avi Kivity <avi@redhat.com>
The concept of this patch looks entirely sane, as does the code, *except* for:
+#include <linux/user-return-notifier.h>
... missing header file, and ...
+obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
... missing source file.
Could you fix the patch, please?
-hpa
-- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.
| |