Re: [PATCH v3 04/15] livepatch/x86: add TIF_PATCH_PENDING thread flag

From	Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v3 04/15] livepatch/x86: add TIF_PATCH_PENDING thread flag
Date	2017-01-11 08:10 +0100
Message-ID	<sYlcJ-3Oz-9@gated-at.bofh.it> (permalink)
References	<sMbst-Yb-9@gated-at.bofh.it> <sMbsu-Yb-19@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thursday 08 December 2016 11:38 PM, 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@redhat.com>

Reviewed-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>

-- 
cheers,
Kamalesh.

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Re: [PATCH v3 04/15] livepatch/x86: add TIF_PATCH_PENDING thread flag Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> - 2017-01-11 08:10 +0100

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