Re: 2.6.26-rc5-mm2

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To: Andrew Morton <akpm@...>
Cc: <linux-kernel@...>, <kernel-testers@...>, <linux-mm@...>
Date: Tuesday, June 10, 2008 - 2:12 am

On Tuesday 10 June 2008 15:31, Andrew Morton wrote:

BTW. this is known to be broken with x86 1GB pages and direct-IO, due
to interaction between huge pages patchset and lockless get_user_pages.

My fault. I was away from the screen over the long weekend here, and
didn't give Andrew the heads-up in time.

This isn't going to be a problem unless you explicitly enable GB pages
and run direct IO (or splice) into or out of them. I can give a fixup
patch to anyone interested in doing so.
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Messages in current thread:
2.6.26-rc5-mm2, Andrew Morton, (Tue Jun 10, 1:31 am)
pnp changes -&gt; suspend oops [Was: 2.6.26-rc5-mm2], Jiri Slaby, (Wed Jun 11, 2:08 pm)
Re: pnp changes -&gt; suspend oops [Was: 2.6.26-rc5-mm2], Bjorn Helgaas, (Wed Jun 11, 3:03 pm)
Re: pnp changes -&gt; suspend oops [Was: 2.6.26-rc5-mm2], Bjorn Helgaas, (Thu Jun 12, 5:22 pm)
Re: pnp changes -&gt; suspend oops [Was: 2.6.26-rc5-mm2], Bjorn Helgaas, (Thu Jun 12, 5:57 pm)
Re: pnp changes -&gt; suspend oops [Was: 2.6.26-rc5-mm2], Bjorn Helgaas, (Fri Jun 13, 1:23 pm)
2.6.26-rc5-mm2: OOM with 1G free swap, Alexey Dobriyan, (Wed Jun 11, 2:00 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Andrew Morton, (Wed Jun 11, 2:27 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Rik van Riel, (Wed Jun 11, 8:57 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Nick Piggin, (Wed Jun 11, 9:44 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, KOSAKI Motohiro, (Wed Jun 11, 2:36 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Frederik Deweerdt, (Wed Jun 11, 3:31 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Nick Piggin, (Wed Jun 11, 2:31 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Nick Piggin, (Wed Jun 11, 2:15 am)
Re: 2.6.26-rc5-mm2: OOM with 1G free swap, Nick Piggin, (Wed Jun 11, 2:11 am)
Re: 2.6.26-rc5-mm2 (compile error in mm/memory_hotplug.c), Yasunori Goto, (Tue Jun 10, 10:26 pm)
Re: 2.6.26-rc5-mm2 compile error in vmscan.c, Helge Hafting, (Tue Jun 10, 7:50 am)
Re: 2.6.26-rc5-mm2 compile error in vmscan.c, Andrew Morton, (Tue Jun 10, 2:37 pm)
Re: 2.6.26-rc5-mm2 compile error in vmscan.c, Helge Hafting, (Thu Jun 12, 4:13 am)
Re: 2.6.26-rc5-mm2 compile error in vmscan.c, Johannes Weiner, (Tue Jun 10, 8:23 am)
Re: 2.6.26-rc5-mm2, Nick Piggin, (Tue Jun 10, 3:28 am)
Re: 2.6.26-rc5-mm2, Lee Schermerhorn, (Tue Jun 10, 11:34 am)
Re: 2.6.26-rc5-mm2, Hugh Dickins, (Tue Jun 10, 12:50 pm)
Re: 2.6.26-rc5-mm2, Andrew Morton, (Tue Jun 10, 4:34 am)
Re: 2.6.26-rc5-mm2, Nick Piggin, (Tue Jun 10, 4:48 am)
Re: 2.6.26-rc5-mm2, Rik van Riel, (Wed Jun 11, 2:09 pm)
Re: 2.6.26-rc5-mm2, Nick Piggin, (Wed Jun 11, 7:58 pm)
Re: 2.6.26-rc5-mm2, Rik van Riel, (Thu Jun 12, 3:29 pm)
Re: 2.6.26-rc5-mm2 (swap_state.c:77), Hugh Dickins, (Thu Jun 12, 5:15 pm)
Re: 2.6.26-rc5-mm2 (swap_state.c:77), Rik van Riel, (Fri Jun 13, 1:45 pm)
Re: 2.6.26-rc5-mm2 (swap_state.c:77), Hugh Dickins, (Fri Jun 13, 5:15 pm)
Re: 2.6.26-rc5-mm2 (swap_state.c:77), Rik van Riel, (Fri Jun 13, 6:03 pm)
Re: 2.6.26-rc5-mm2, Andrew Morton, (Tue Jun 10, 5:15 am)
Re: 2.6.26-rc5-mm2, Rik van Riel, (Tue Jun 10, 8:34 am)
Re: 2.6.26-rc5-mm2, Nick Piggin, (Tue Jun 10, 2:12 am)