linux-kernel - Re: [PATCH] RISC-V: Issue a local tlb flush if possible.

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Message-ID: <20190819144627.GA27061@infradead.org>
Date:   Mon, 19 Aug 2019 07:46:27 -0700
From:   "hch@...radead.org" <hch@...radead.org>
To:     Atish Patra <Atish.Patra@....com>
Cc:     "hch@...radead.org" <hch@...radead.org>,
        "aou@...s.berkeley.edu" <aou@...s.berkeley.edu>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        Anup Patel <Anup.Patel@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "alexios.zavras@...el.com" <alexios.zavras@...el.com>,
        "palmer@...ive.com" <palmer@...ive.com>,
        "paul.walmsley@...ive.com" <paul.walmsley@...ive.com>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "allison@...utok.net" <allison@...utok.net>
Subject: Re: [PATCH] RISC-V: Issue a local tlb flush if possible.

On Thu, Aug 15, 2019 at 08:37:04PM +0000, Atish Patra wrote:
> We get ton of them. Here is the stack dump.

Looks like we might not need to flush anything at all here as the
mm_struct was never scheduled to run on any cpu?