[PATCH v3 04/15] livepatch/x86: add TIF_PATCH_PENDING thread flag
Petr Mladek
pmladek at suse.com
Sat Dec 17 02:39:49 AEDT 2016
On Thu 2016-12-08 12:08:29, Josh Poimboeuf wrote:
> Add the TIF_PATCH_PENDING thread flag to enable the new livepatch
> per-task consistency model for x86_64. 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 placed in the _TIF_ALLWORK_MASK macro, which results in
> exit_to_usermode_loop() calling klp_update_patch_state() when it's set.
>
> Signed-off-by: Josh Poimboeuf <jpoimboe at redhat.com>
Reviewed-by: Petr Mladek <pmladek at suse.com>
Best Regards,
Petr
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