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Re: [Xen-devel] [PATCH ARM v6 01/14] mini-os: x86_64: make thread stacks 16-byte aligned
- To: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
- From: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
- Date: Fri, 18 Jul 2014 15:22:40 +0200
- Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx, Thomas Leonard <talex5@xxxxxxxxx>, stefano.stabellini@xxxxxxxxxxxxx, Dave.Scott@xxxxxxxxxxxxx, anil@xxxxxxxxxx
- Delivery-date: Fri, 18 Jul 2014 13:22:58 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
- Mail-followup-to: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxx>, Thomas Leonard <talex5@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Dave.Scott@xxxxxxxxxxxxx, anil@xxxxxxxxxx, stefano.stabellini@xxxxxxxxxxxxx
Ian Campbell, le Fri 18 Jul 2014 11:00:45 +0100, a écrit :
> I suppose this comes from the stack normally being 16-byte aligned but
> the actual call to the function adding another 8 by pushing the return
> address, so on funciton entry you are "misaligned" by 8 bytes.
Yes.
Samuel
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