linux-kernel - Re: Using userfaultfd with KVM's async page fault handling causes processes to hung waiting for mmap

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Message-ID: <Z9GVmeHJSftfQPPF@x1.local>
Date: Wed, 12 Mar 2025 10:09:29 -0400
From: Peter Xu <peterx@...hat.com>
To: Jinjiang Tu <tujinjiang@...wei.com>
Cc: jimsiak <jimsiak@...ab.ece.ntua.gr>, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk,
	linux-mm@...ck.org, wangkefeng.wang@...wei.com
Subject: Re: Using userfaultfd with KVM's async page fault handling causes
 processes to hung waiting for mmap_lock to be released

On Wed, Mar 12, 2025 at 05:18:26PM +0800, Jinjiang Tu wrote:
> Since this patch works, could you please send a formal patch to maillist?

Will do it later today, thanks.

-- 
Peter Xu