linux-kernel - Re: [PATCH v2 3/3] riscv: Call riscv_user_isa

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Date: Fri, 14 Jun 2024 11:32:44 +0100
From: Conor Dooley <conor.dooley@...rochip.com>
To: Samuel Holland <samuel.holland@...ive.com>
CC: <linux-riscv@...ts.infradead.org>, Palmer Dabbelt <palmer@...belt.com>,
	Andrew Jones <ajones@...tanamicro.com>, Conor Dooley <conor@...nel.org>,
	<linux-kernel@...r.kernel.org>, Deepak Gupta <debug@...osinc.com>
Subject: Re: [PATCH v2 3/3] riscv: Call riscv_user_isa_enable() only on the
 boot hart

On Thu, Jun 13, 2024 at 10:14:41AM -0700, Samuel Holland wrote:
> Now that the [ms]envcfg CSR value is maintained per thread, not per
> hart, riscv_user_isa_enable() only needs to be called once during boot,
> to set the value for the init task. This also allows it to be marked as
> __init. riscv_isa_extension_check() sets any_cpu_has_zicboz, so it also
> needs to be marked __init; it could have had this annotation already.
> 
> Reviewed-by: Deepak Gupta <debug@...osinc.com>
> Signed-off-by: Samuel Holland <samuel.holland@...ive.com>

Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>


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