linux-kernel - Re: [PATCH 1/4] riscv: vmlinux-xip.lds.S: remove .alternative section

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Date:   Fri, 12 May 2023 23:36:32 +0800
From:   Jisheng Zhang <jszhang@...nel.org>
To:     Conor Dooley <conor.dooley@...rochip.com>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Arnd Bergmann <arnd@...db.de>, linux-riscv@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH 1/4] riscv: vmlinux-xip.lds.S: remove .alternative section

On Fri, May 12, 2023 at 02:51:56PM +0100, Conor Dooley wrote:
> On Thu, May 11, 2023 at 10:12:08PM +0800, Jisheng Zhang wrote:
> > ALTERNATIVE mechanism can't work on XIP, and this is also reflected by
> > below Kconfig dependency:
> > 
> > RISCV_ALTERNATIVE
> > 	...
> > 	depends on !XIP_KERNEL
> > 	...
> > 
> > So there's no .alternative section at all for XIP case, remove it.
> > 
> > Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
> 
> Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
> 
> Just to note, this series doesn't apply on top of -rc1 - what is the
> base that you used?

rc1 + Palmer's fix branch

Thanks
> 
> Cheers,
> Conor.
> 
> > ---
> >  arch/riscv/kernel/vmlinux-xip.lds.S | 6 ------
> >  1 file changed, 6 deletions(-)
> > 
> > diff --git a/arch/riscv/kernel/vmlinux-xip.lds.S b/arch/riscv/kernel/vmlinux-xip.lds.S
> > index eab9edc3b631..50767647fbc6 100644
> > --- a/arch/riscv/kernel/vmlinux-xip.lds.S
> > +++ b/arch/riscv/kernel/vmlinux-xip.lds.S
> > @@ -98,12 +98,6 @@ SECTIONS
> >  		__soc_builtin_dtb_table_end = .;
> >  	}
> >  
> > -	. = ALIGN(8);
> > -	.alternative : {
> > -		__alt_start = .;
> > -		*(.alternative)
> > -		__alt_end = .;
> > -	}
> >  	__init_end = .;
> >  
> >  	. = ALIGN(16);
> > -- 
> > 2.40.1
> >