From: Benjamin LaHaise <bcrl@kvack.org>
To: Zach Brown <zab@redhat.com>
Cc: Kent Overstreet <koverstreet@google.com>,
linux-aio@kvack.org, linux-fsdevel@vger.kernel.org,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH][WIP v1] aio: experimental use of threads, demonstration of cancel method
Date: Thu, 14 Feb 2013 16:03:09 -0500 [thread overview]
Message-ID: <20130214210309.GD25505@kvack.org> (raw)
In-Reply-To: <20130214205328.GB25505@kvack.org>
On Thu, Feb 14, 2013 at 03:53:28PM -0500, Benjamin LaHaise wrote:
> If the kiocb has been cancelled, this code ensures that the helper thread
> has received the SIGSEGV. This ensures that the signal can then be flushed
> by flush_signals(). If the kiocb has not been cancelled, it can no longer
> be cancelled after the cmpxchg() has executed.
Whoops, SIGSEGV will certainly need special handling. The cancel code
should really be using SIGKILL. I will add that to the list of things
to fix.
-ben
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next prev parent reply other threads:[~2013-02-14 21:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-13 22:16 [PATCH][WIP v1] aio: experimental use of threads, demonstration of cancel method Benjamin LaHaise
2013-02-14 19:33 ` Zach Brown
2013-02-14 20:53 ` Benjamin LaHaise
2013-02-14 21:03 ` Benjamin LaHaise [this message]
2013-02-14 21:51 ` Zach Brown
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