Re: [PATCH v5 04/27] x86/fpu/xstate: Add XSAVES system states for shadow stack

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

 



On 11/9/18 9:20 AM, Dave Hansen wrote:
> On 11/9/18 9:17 AM, Matthew Wilcox wrote:
>>> But, later versions of the hardware have instructions that don't have
>>> static offsets for the state components (when the XSAVES/XSAVEC
>>> instructions are used).  So, for those, the structure embedding isn't
>>> used at *all* since some state might not be present.
>> But *when present*, this structure is always aligned on an 8-byte
>> boundary, right?

Practically, though, I think it ends up always being aligned on an
8-byte boundary.



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

  Powered by Linux