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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-08-20 00:32:51 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-20 14:40:08 +0400 |
| commit | 11ad93e59d114f4b218873f1c93261be725d2e22 (patch) | |
| tree | 00cceefe48f6fbd01607cfbb7285145321ebf1f7 /arch/x86/xen/xen-asm_32.S | |
| parent | 63d3a75d6f1fcf2f33e6abbe84e1f428c3586152 (diff) | |
| download | linux-11ad93e59d114f4b218873f1c93261be725d2e22.tar.xz | |
xen: clarify locking used when pinning a pagetable.
Add some comments explaining the locking and pinning algorithm when
using split pte locks. Also implement a minor optimisation of not
pinning the PTE when not using split pte locks.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Xen-devel <xen-devel@lists.xensource.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/xen/xen-asm_32.S')
0 files changed, 0 insertions, 0 deletions