From: "Siddha, Suresh B" <suresh.b.siddha@intel.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: "Siddha, Suresh B" <suresh.b.siddha@intel.com>,
Ken Chen <kenchen@google.com>,
Badari Pulavarty <pbadari@gmail.com>,
linux-mm <linux-mm@kvack.org>,
tony.luck@intel.com
Subject: Re: [rfc] lockless get_user_pages for dio (and more)
Date: Sun, 14 Oct 2007 11:19:29 -0700 [thread overview]
Message-ID: <20071014181929.GA19902@linux-os.sc.intel.com> (raw)
In-Reply-To: <200710141101.02649.nickpiggin@yahoo.com.au>
On Sun, Oct 14, 2007 at 11:01:02AM +1000, Nick Piggin wrote:
> On Sunday 14 October 2007 09:27, Nick Piggin wrote:
> > On Saturday 13 October 2007 06:34, Siddha, Suresh B wrote:
>
> > > sounds like two birds in one shot, I think.
> >
> > OK, I'll flesh it out a bit more and see if I can actually get
> > something working (and working with hugepages too).
>
> This is just a really quick hack, untested ATM, but one that
> has at least a chance of working (on x86).
When we fall back to slow mode, we should decrement the ref counts
on the pages we got so far in the fast mode.
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next prev parent reply other threads:[~2007-10-14 18:19 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-08 22:52 [rfc] more granular page table lock for hugepages Siddha, Suresh B
2007-10-09 20:23 ` Ken Chen
2007-10-09 21:05 ` Badari Pulavarty
2007-10-10 0:15 ` Siddha, Suresh B
2007-10-10 6:10 ` Ken Chen
2007-10-10 7:50 ` Ken Chen
2007-10-11 11:39 ` Nick Piggin
2007-10-12 20:34 ` Siddha, Suresh B
2007-10-13 23:27 ` Nick Piggin
2007-10-14 1:01 ` [rfc] lockless get_user_pages for dio (and more) Nick Piggin
2007-10-14 18:19 ` Siddha, Suresh B [this message]
2007-10-15 4:15 ` Nick Piggin
2007-10-15 12:25 ` Nick Piggin
2007-10-15 17:03 ` Badari Pulavarty
2007-10-15 17:49 ` Siddha, Suresh B
2007-10-15 17:54 ` Siddha, Suresh B
2007-10-15 20:21 ` Ken Chen
2007-10-16 2:15 ` Nick Piggin
2007-10-16 0:14 ` Dave Hansen
2007-10-16 3:26 ` Nick Piggin
2007-10-16 3:32 ` Nick Piggin
2007-12-10 21:30 ` Dave Kleikamp
2007-12-10 21:30 ` Dave Kleikamp
2007-12-12 4:57 ` Nick Piggin
2007-12-12 4:57 ` Nick Piggin
2007-12-12 5:11 ` Dave Kleikamp
2007-12-12 5:11 ` Dave Kleikamp
2007-12-12 5:40 ` Nick Piggin
2007-12-12 5:40 ` Nick Piggin
2008-01-16 19:58 ` Dave Kleikamp
2008-01-16 19:58 ` Dave Kleikamp
2008-01-17 6:34 ` Nick Piggin
2008-01-17 6:34 ` Nick Piggin
2008-01-24 7:06 ` Nick Piggin
2007-10-14 15:42 ` [rfc] more granular page table lock for hugepages Siddha, Suresh B
2007-10-15 4:17 ` Nick Piggin
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