From: Andi Kleen <ak@linux.intel.com>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: linux-api@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [RFC] get_mempolicy(2) behaviour
Date: Mon, 4 May 2020 22:37:31 -0700 [thread overview]
Message-ID: <20200505053731.GA3538@tassilo.jf.intel.com> (raw)
In-Reply-To: <20200503192555.GT23230@ZenIV.linux.org.uk>
Hi Al,
Yes it's quite a mess, but it's hard to change now.
> At the very least, compat behaviour ought to match what the native
> syscall wouldn't done on 32bit host.
I suspect 32bit NUMA usage isn't that wide spread, but yes would make
sense.
> And having the manpage match
> the reality would be nice as well.
Yep.
> Should we do something about the
> cases when the data gets quietly lost?
In theory it could break something, but I suppose the case is unlikely
enough that noone relies on it.
-Andi
prev parent reply other threads:[~2020-05-05 5:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-03 19:25 [RFC] get_mempolicy(2) behaviour Al Viro
2020-05-05 5:37 ` Andi Kleen [this message]
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