xen/xenpaging.populate_only_if_paged.patch
Charles Arnold 5a49a4e63b - Upstream patch for python 2.7 compatibility
22045-python27-compat.patch 

Thu Nov  11 18:44:48 CST 2010 - cyliu@novell.com
- bnc#641144 - FV Xen VM running windows or linux cannot write to
  virtual floppy drive
  bdrv_default_rwflag.patch

- fate#310510 - fix xenpaging
  xenpaging.optimize_p2m_mem_paging_populate.patch
  xenpaging.HVMCOPY_gfn_paged_out.patch

- bnc#649864 - automatic numa cpu placement of xen conflicts with
  cpupools
  22326-cpu-pools-numa-placement.patch

- fate#310510 - fix xenpaging
  xenpaging.populate_only_if_paged.patch
  - revert logic, populate needs to happen unconditionally
  xenpaging.p2m_mem_paging_populate_if_p2m_ram_paged.patch
  - invalidate current mfn only if gfn is not in flight or done
  xenpaging.mem_event_check_ring-free_requests.patch
  - print info only if 1 instead of 2 slots are free
  xenpaging.guest_remove_page.patch
  - check mfn before usage in resume function
  xenpaging.machine_to_phys_mapping.patch
  - check mfn before usage in resume function

- bnc#552115 - Remove target discovery in block-iscsi

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=82
2010-11-12 17:55:23 +00:00

27 lines
904 B
Diff

Subject: xenpaging: populate paged-out pages unconditionally
Populate a page unconditionally to avoid missing a page-in request.
If the page is already in the process of being paged-in, the this vcpu
will be stopped and later resumed once the page content is usable again.
This matches other p2m_mem_paging_populate usage in the source tree.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
---
xen/common/grant_table.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- xen-4.0.1-testing.orig/xen/common/grant_table.c
+++ xen-4.0.1-testing/xen/common/grant_table.c
@@ -156,8 +156,7 @@ static int __get_paged_frame(unsigned lo
*frame = mfn_x(mfn);
if ( p2m_is_paging(p2mt) )
{
- if ( p2m_is_paged(p2mt) )
- p2m_mem_paging_populate(rd, gfn);
+ p2m_mem_paging_populate(rd, gfn);
rc = GNTST_eagain;
}
}