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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-07-27 08:45:02 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-28 14:26:27 +0200 |
| commit | a05d2ebab28011c2f3f520833f4bfdd2fd1b9c02 (patch) | |
| tree | e1e3d5b61ee717d8e044c6a46af8d7f2ac06f5e5 /drivers/xen | |
| parent | 64f53a0492b4bc11868307990bb8f7c1e0764f89 (diff) | |
xen: fix allocation and use of large ldts
When the ldt gets to more than 1 page in size, the kernel uses vmalloc
to allocate it. This means that:
- when making the ldt RO, we must update the pages in both the vmalloc
mapping and the linear mapping to make sure there are no RW aliases.
- we need to use arbitrary_virt_to_machine to compute the machine addr
for each update
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/xen')
0 files changed, 0 insertions, 0 deletions