Re: [PATCH] MIPS: Loongson-3: Fix fp register access if MSA enabled

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Hi, Thomas,

On Tue, Sep 22, 2020 at 3:04 PM Thomas Bogendoerfer
<tsbogend@xxxxxxxxxxxxxxxx> wrote:
>
> On Tue, Sep 22, 2020 at 10:06:24AM +0800, Huacai Chen wrote:
> > On Mon, Aug 24, 2020 at 3:40 PM Huacai Chen <chenhc@xxxxxxxxxx> wrote:
> > >
> > > If MSA is enabled, FPU_REG_WIDTH is 128 rather than 64, then get_fpr64()
> > > /set_fpr64() in the original unaligned instruction emulation code access
> > > the wrong fp registers. This is because the current code doesn't specify
> > > the correct index field, so fix it.
> > >
> > > Fixes: f83e4f9896eff614d0f2547a ("MIPS: Loongson-3: Add some unaligned instructions emulation")
> > > Signed-off-by: Huacai Chen <chenhc@xxxxxxxxxx>
> > > Signed-off-by: Pei Huang <huangpei@xxxxxxxxxxx>
> > > ---
> > >  arch/mips/loongson64/cop2-ex.c | 24 ++++++++----------------
> > >  1 file changed, 8 insertions(+), 16 deletions(-)
>
> should this go via mips-fixes ?
Yes, it should go.

Huacai
>
> Thomas.
>
> --
> Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
> good idea.                                                [ RFC1925, 2.3 ]



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