Re: [PATCH RESEND] MIPS: Add local_flush_tlb_all_mm to clear all mm contexts on calling cpu

[David Daney <ddaney@caviumnetworks.com>]

On 12/29/2010 11:04 AM, Maksim Rayskiy wrote:
>  From 9a03661a40407e14ee75295f5541f371f0a7cdda Mon Sep 17 00:00:00 2001
> From: Maksim Rayskiy<maksim.rayskiy@gmail.com>
> Date: Tue, 30 Nov 2010 11:34:31 -0800
> Subject: [PATCH] MIPS: Add local_flush_tlb_all_mm to clear all mm
> contexts on calling cpu
>
> When hotplug removing a cpu, all mm context TLB entries must be cleared
> to avoid ASID conflict when cpu is restarted.
> New functions local_flush_tlb_all_mm() and all-cpu version
> flush_tlb_all_mm() are added.
> To function properly, local_flush_tlb_all_mm() must be called when
> mm_cpumask for all mm context on given cpu is cleared.
>
> Signed-off-by: Maksim Rayskiy<maksim.rayskiy@gmail.com>
> ---
> =A0arch/mips/include/asm/tlbflush.h | =A0 =A04 ++++
> =A0arch/mips/kernel/smp.c =A0 =A0 =A0 =A0 =A0 | =A0 10 ++++++++++
> =A0arch/mips/mm/tlb-r4k.c =A0 =A0 =A0 =A0 =A0 | =A0 12 ++++++++++++
> =A03 files changed, 26 insertions(+), 0 deletions(-)
>
> diff --git a/arch/mips/include/asm/tlbflush.h b/arch/mips/include/asm/t=
> lbflush.h
> index 86b21de..d7b75e6 100644
> --- a/arch/mips/include/asm/tlbflush.h
> +++ b/arch/mips/include/asm/tlbflush.h
> @@ -8,12 +8,14 @@
> =A0*
> =A0* =A0- flush_tlb_all() flushes all processes TLB entries
> =A0* =A0- flush_tlb_mm(mm) flushes the specified mm context TLB entries
> + * =A0- flush_tlb_all_mm() flushes all mm context TLB entries
[...]

Your mailer did an excellent job of mangling the patch.

Can you resend it but without the Content-Transfer-Encoding: 
QUOTED-PRINTABLE bit?

David Daney