Re: [PATCH v2] fuse: permit freezing while waiting for request answer

Sergey Senozhatsky <[email protected]>
Newsgroups org.kernel.vger.linux-fsdevel,dev.linux.lists.fuse-devel,org.kernel.vger.linux-kernel
Message-ID <[email protected]> 
On (26/08/20 10:49), Peter Zijlstra wrote:
> Message-ID: <[email protected]>
> 
> On Wed, Aug 19, 2026 at 12:03:32PM +0200, Miklos Szeredi wrote:
> > Why is this unsafe exactly?  Does that unsafeness apply to
> > filesystems?  If so why do we allow freezing while blocked on
> > sb_start_write()?
> 
> Getting frozen with lock A held, while another task is blocked on A in
> an unfreezable state results in the system not being freezable.

Right, but then the system says "suspend failed" (tasks refuse to freeze
after 20sec) and just thaws everything back in?
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