Re: [PATCH v5 05/15] livepatch/powerpc: add TIF_PATCH_PENDING thread flag
From: Balbir Singh
Date: Tue Mar 07 2017 - 02:20:28 EST
On Mon, 2017-02-13 at 19:42 -0600, Josh Poimboeuf wrote:
> Add the TIF_PATCH_PENDING thread flag to enable the new livepatch
> per-task consistency model for powerpc. The bit getting set indicates
> the thread has a pending patch which needs to be applied when the thread
> exits the kernel.
>
> The bit is included in the _TIF_USER_WORK_MASK macro so that
> do_notify_resume() and klp_update_patch_state() get called when the bit
> is set.
>
> Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
> Reviewed-by: Petr Mladek <pmladek@xxxxxxxx>
> Reviewed-by: Miroslav Benes <mbenes@xxxxxxx>
> Reviewed-by: Kamalesh Babulal <kamalesh@xxxxxxxxxxxxxxxxxx>
> ---
Reviewed-by: Balbir Singh <bsingharora@xxxxxxxxx>