diff options
| author | Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> | 2009-03-05 01:16:51 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 14:53:43 +0100 |
| commit | ed26dbe5ae045e5bf95c6dc27497397a3fde52e1 (patch) | |
| tree | 1270f72fe0aec31b34391deaf9a58d9f3cfe310e /arch/x86/kernel/setup.c | |
| parent | x86-32: use specific __vmalloc_start_set flag in __virt_addr_valid (diff) | |
| download | linux-ed26dbe5ae045e5bf95c6dc27497397a3fde52e1.tar.xz linux-ed26dbe5ae045e5bf95c6dc27497397a3fde52e1.zip | |
x86: pre-initialize boot_cpu_data.x86_phys_bits to avoid system_state tests
Impact: cleanup, micro-optimization
Pre-initialize boot_cpu_data.x86_phys_bits to a reasonable default
to remove the use of system_state tests in __virt_addr_valid()
and __phys_addr().
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/setup.c')
| -rw-r--r-- | arch/x86/kernel/setup.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index b746deb9ebc6..f28c56e6bf94 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -202,7 +202,9 @@ struct ist_info ist_info; #endif #else -struct cpuinfo_x86 boot_cpu_data __read_mostly; +struct cpuinfo_x86 boot_cpu_data __read_mostly = { + .x86_phys_bits = MAX_PHYSMEM_BITS, +}; EXPORT_SYMBOL(boot_cpu_data); #endif |