Re: [PATCH] RISC-V: Add the directive for alignment of stvec's value

From: Christoph Hellwig
Date: Thu Aug 02 2018 - 12:03:21 EST


On Thu, Jun 21, 2018 at 09:40:07AM +0800, Zong Li wrote:
> The stvec's value must be 4 byte alignment by specification definition.
> This directive avoids to stvec be set the non-alignment value by the
> following code in head.S
>
> /* Point stvec to virtual address of intruction after satp write */
> la a0, 1f
> add a0, a0, a1
> csrw stvec, a0
>
> Signed-off-by: Zong Li <zong@xxxxxxxxxxxxx>

Just noticed this didn't get picked up yet, so:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>