Re: [RFC PATCH v2 08/27] mm: Introduce VM_SHSTK for shadow stack memory

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, 2018-07-11 at 10:34 +0200, Peter Zijlstra wrote:
> On Tue, Jul 10, 2018 at 03:26:20PM -0700, Yu-cheng Yu wrote:
> > 
> > VM_SHSTK indicates a shadow stack memory area.
> > 
> > A shadow stack PTE must be read-only and dirty.  For non shadow
> > stack, we use a spare bit of the 64-bit PTE for dirty.  The PTE
> > changes are in the next patch.
> This doesn't make any sense.. the $subject and the patch seem
> completely
> unrelated to this Changelog.

I was trying to say why this is only defined for 64-bit.  I will fix
it.

Yu-cheng
--
To unsubscribe from this list: send the line "unsubscribe linux-api" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux