linux-kernel - Re: [PATCH] mm: document mmu_notifier_invalidate_range_start

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Message-ID: <20230918232622.GN13795@ziepe.ca>
Date:   Mon, 18 Sep 2023 20:26:22 -0300
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Jann Horn <jannh@...gle.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Alistair Popple <apopple@...dia.com>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH] mm: document
 mmu_notifier_invalidate_range_start_nonblock()

On Mon, Sep 18, 2023 at 10:18:32PM +0200, Jann Horn wrote:
> Document what mmu_notifier_invalidate_range_start_nonblock() is for.
> Also add a __must_check annotation to signal that callers must bail out if
> a notifier vetoes the operation.
> 
> Signed-off-by: Jann Horn <jannh@...gle.com>
> ---
>  include/linux/mmu_notifier.h | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason