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 <[email protected]>
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.
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