RE: [PATCH V2 1/1] x86/sgx: Add code to inject hwpoison into SGX memory

[Thomas Tai]

> -----Original Message-----
> From: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
> Sent: September 30, 2022 5:51 PM
> To: Thomas Tai <thomas.tai@xxxxxxxxxx>
> Cc: tony.luck@xxxxxxxxx; dave.hansen@xxxxxxxxxxxxxxx;
> reinette.chatre@xxxxxxxx; naoya.horiguchi@xxxxxxx; linmiaohe@xxxxxxxxxx;
> akpm@xxxxxxxxxxxxxxxxxxxx; linux-mm@xxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH V2 1/1] x86/sgx: Add code to inject hwpoison into SGX
> memory
> 
> On Wed, Sep 28, 2022 at 11:38:32AM -0400, Thomas Tai wrote:
> > Inspired by commit c6acb1e7bf46 (x86/sgx: Add hook to error injection
> > address validation), add a similar code in hwpoison_inject function to
> > check if the address is located in SGX Memory. The error will then be
> > handled by the arch_memory_failure function in the SGX driver.
> >
> > Signed-off-by: Thomas Tai <thomas.tai@xxxxxxxxxx>
> > ---
> >  Documentation/mm/hwpoison.rst | 44
> +++++++++++++++++++++++++++++++++++
> >  mm/hwpoison-inject.c          |  4 ++++
> >  2 files changed, 48 insertions(+)
> 
> Hmm.. no change log.
> 
> What was the change in-between v1 and v2?

Hi Jarkko,
I put the change log in [PATCH V2 0/1]. Following is the details, hope you find it useful.

Changes since v1:
- Add a comment in hwpoison_inject as suggested by Miaohe
- v1: Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx>
- v1: Reviewed-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>

Thanks,
Thomas
> 
> BR, Jarkko