From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Michael Ellerman" <mpe@ellerman.id.au>,
"Cédric Le Goater" <clg@kaod.org>,
linuxppc-dev@lists.ozlabs.org
Cc: Paul Mackerras <paulus@samba.org>, Nicholas Piggin <npiggin@gmail.com>
Subject: Re: [PATCH] powerpc/xive: fix the fuzz value in xive_pick_irq_target()
Date: Thu, 03 Aug 2017 21:52:06 +1000 [thread overview]
Message-ID: <1501761126.2664.42.camel@kernel.crashing.org> (raw)
In-Reply-To: <87efstq8qd.fsf@concordia.ellerman.id.au>
On Thu, 2017-08-03 at 19:52 +1000, Michael Ellerman wrote:
> What if num is 0?
>
> Which it would be in the fallback case, if the affinity mask is empty,
> AFAICS.
How can the mask be empty though ? But yes, as I noted there is a
problem if the value is 0. Not sure what to do if we are given an empty
mask though.
Ben.
next prev parent reply other threads:[~2017-08-03 11:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-02 16:43 [PATCH] powerpc/xive: fix the fuzz value in xive_pick_irq_target() Cédric Le Goater
2017-08-02 21:57 ` Benjamin Herrenschmidt
2017-08-03 0:01 ` Michael Ellerman
2017-08-03 0:58 ` Benjamin Herrenschmidt
2017-08-03 7:45 ` Cédric Le Goater
2017-08-03 8:02 ` Benjamin Herrenschmidt
2017-08-03 9:52 ` Michael Ellerman
2017-08-03 11:52 ` Benjamin Herrenschmidt [this message]
2017-08-03 12:55 ` Cédric Le Goater
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