| commit | 4c2155ce81c193788082d4b8cdbc26d79edebc58 | |
| author | Marcelo Tosatti <mtosatti@redhat.com> | |
| Tue, 16 Sep 2008 23:54:47 +0000 (16 20:54 -0300) | ||
| committer | Avi Kivity <avi@redhat.com> | |
| Wed, 15 Oct 2008 12:25:06 +0000 (15 14:25 +0200) | ||
| tree | 5c028fe4a18c55b5c0e9c4e80be459dad3f96da7 | treesnapshot (tar.gz zip) |
| parent | 777b3f49d297e387866604093b635e5bc9b9d2a6 | commitdiff |
KVM: switch to get_user_pages_fast
Convert gfn_to_pfn to use get_user_pages_fast, which can do lockless
pagetable lookups on x86. Kernel compilation on 4-way guest is 3.7%
faster on VMX.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Convert gfn_to_pfn to use get_user_pages_fast, which can do lockless
pagetable lookups on x86. Kernel compilation on 4-way guest is 3.7%
faster on VMX.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>