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Re: [Xen-devel] Is: [PATCH] x86/paravirt: PTE updates in k(un)map_atomic
| To: | xen devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Is: [PATCH] x86/paravirt: PTE updates in k(un)map_atomic need to be synchronous, regardless of lazy_mmu mode. Was: Re: [PATCH] x86/paravirt: Partially revert "remove lazy mode in interrupts" |
| From: | "Christopher S. Aker" <caker@xxxxxxxxxxxx> |
| Date: | Tue, 25 Oct 2011 13:55:14 -0400 |
| Cc: | Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> |
| Delivery-date: | Tue, 25 Oct 2011 11:07:51 -0700 |
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| In-reply-to: | <20111003170401.GD4420@xxxxxxxxxxxxxxxxx> |
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| References: | <1317042797-19975-1-git-send-email-konrad.wilk@xxxxxxxxxx> <4E80A6BD.3070703@xxxxxxxx> <20110926193453.GA9717@xxxxxxxxxxxxxxxxx> <4E859312.40309@xxxxxxxxxxxxx> <20111003170401.GD4420@xxxxxxxxxxxxxxxxx> |
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This patch fixes an outstanding issue that has been reported since 2.6.37. Under a heavy loaded machine processing "fork()" calls could keepover with: I noticed this patch is not in Linux 3.1 -- was this fixed some other way, or is it still in mainline's pipeline somewhere? Thanks, -Chris _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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