From: Olaf Hering <olaf@aepfle.de>
To: xen-devel@lists.xensource.com
Subject: [PATCH 07/12] xenpaging: update machine_to_phys_mapping[] during page-in
Date: Mon, 10 Jan 2011 17:43:52 +0100 [thread overview]
Message-ID: <20110110164348.107339044@aepfle.de> (raw)
In-Reply-To: 20110110164345.521919826@aepfle.de
[-- Attachment #1: xen-unstable.xenpaging.machine_to_phys_mapping.patch --]
[-- Type: text/plain, Size: 663 bytes --]
Update the machine_to_phys_mapping[] array during page-in. The gfn is
now at a different page and the array has still INVALID_M2P_ENTRY in the
index.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
---
xen/arch/x86/mm/p2m.c | 1 +
1 file changed, 1 insertion(+)
--- xen-unstable.hg-4.1.22694.orig/xen/arch/x86/mm/p2m.c
+++ xen-unstable.hg-4.1.22694/xen/arch/x86/mm/p2m.c
@@ -2850,6 +2850,7 @@ void p2m_mem_paging_resume(struct p2m_do
mfn = gfn_to_mfn(p2m, rsp.gfn, &p2mt);
p2m_lock(p2m);
set_p2m_entry(p2m, rsp.gfn, mfn, 0, p2m_ram_rw, p2m->default_access);
+ set_gpfn_from_mfn(mfn_x(mfn), gfn);
audit_p2m(p2m, 1);
p2m_unlock(p2m);
next prev parent reply other threads:[~2011-01-10 16:43 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-10 16:43 [PATCH 00/12] xenpaging changes for xen-unstable Olaf Hering
2011-01-10 16:43 ` [PATCH 01/12] xenpaging: remove domain_id and mfn from struct xenpaging_victim Olaf Hering
2011-01-10 16:43 ` [PATCH 02/12] xenpaging: specify policy mru_size at runtime Olaf Hering
2011-01-10 16:43 ` [PATCH 03/12] xenpaging: mkdir /var/lib/xen/xenpaging during make install Olaf Hering
2011-01-10 16:43 ` [PATCH 04/12] xenpaging: print page-in/page-out progress Olaf Hering
2011-01-10 16:43 ` [PATCH 05/12] xenpaging: make three functions static Olaf Hering
2011-01-11 18:36 ` Ian Jackson
2011-01-10 16:43 ` [PATCH 06/12] xenpaging: update machine_to_phys_mapping[] during page deallocation Olaf Hering
2011-01-11 10:37 ` Keir Fraser
2011-01-11 11:00 ` Olaf Hering
2011-01-11 11:29 ` Keir Fraser
2011-01-10 16:43 ` Olaf Hering [this message]
2011-01-10 16:43 ` [PATCH 08/12] xenpaging: drop paged pages in guest_remove_page Olaf Hering
2011-01-14 16:53 ` Olaf Hering
2011-01-10 16:43 ` [PATCH 09/12] xenpaging: prevent page-out of gfn 0x80 Olaf Hering
2011-01-10 16:43 ` [PATCH 10/12] xenpaging: handle HVMCOPY_gfn_paged_out in copy_from/to_user Olaf Hering
2011-01-10 16:43 ` [PATCH 11/12] xenpaging: start xenpaging via config option Olaf Hering
2011-01-10 16:43 ` [PATCH 12/12] xenpaging: document missing live migration Olaf Hering
2011-01-11 17:20 ` [PATCH 00/12] xenpaging changes for xen-unstable Ian Jackson
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