From: "David S. Miller" <davem@redhat.com>
To: kanoj@google.engr.sgi.com
Cc: linux-kernel@vger.rutgers.edu, linux-mm@kvack.org
Subject: Re: 2.3 Pagedir allocation/free and update races
Date: Tue, 14 Dec 1999 01:55:54 -0800 [thread overview]
Message-ID: <199912140955.BAA19455@pizda.ninka.net> (raw)
In-Reply-To: <199912140946.BAA07601@google.engr.sgi.com> (kanoj@google.engr.sgi.com)
So, all architectures that cache page directories have racy code.
They are cpu local, how can they be racy?
If you are mentioning the kernel pgdir update cases, well even then
many architectures do not even need to update any of the pgtable
caches during such events (sparc64 for example).
Later,
David S. Miller
davem@redhat.com
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next prev parent reply other threads:[~1999-12-14 9:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-12-14 9:46 Kanoj Sarcar
1999-12-14 9:55 ` David S. Miller [this message]
1999-12-14 10:13 ` Jakub Jelinek
1999-12-14 23:00 ` Kanoj Sarcar
1999-12-14 23:08 ` David S. Miller
1999-12-14 23:51 ` Kanoj Sarcar
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