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| author | David S. Miller <davem@davemloft.net> | 2011-04-11 13:44:25 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-04-11 13:44:25 -0700 |
| commit | 1c01a80cfec6f806246f31ff2680cd3639b30e67 (patch) | |
| tree | 0b554aad2ec1da71ecf6339d4ba51617bfe1dc3c /arch/x86/kernel/setup.c | |
| parent | c44d79950b2daa1025e62eede73e4e4a274d1ef3 (diff) | |
| parent | 4a9f65f6304a00f6473e83b19c1e83caa1e42530 (diff) | |
| download | op-kernel-dev-1c01a80cfec6f806246f31ff2680cd3639b30e67.zip op-kernel-dev-1c01a80cfec6f806246f31ff2680cd3639b30e67.tar.gz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/smsc911x.c
Diffstat (limited to 'arch/x86/kernel/setup.c')
| -rw-r--r-- | arch/x86/kernel/setup.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 5a0484a..4be9b39 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -976,6 +976,11 @@ void __init setup_arch(char **cmdline_p) paging_init(); x86_init.paging.pagetable_setup_done(swapper_pg_dir); + if (boot_cpu_data.cpuid_level >= 0) { + /* A CPU has %cr4 if and only if it has CPUID */ + mmu_cr4_features = read_cr4(); + } + #ifdef CONFIG_X86_32 /* sync back kernel address range */ clone_pgd_range(initial_page_table + KERNEL_PGD_BOUNDARY, |
