diff options
| author | Glauber Costa | 2008-03-03 18:12:41 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2008-04-17 17:40:53 +0200 |
| commit | 7b1292e2371e3ae2ac69fbb899d539ddc7b53a27 (patch) | |
| tree | e18c0668c0245f7096fe0a31771133ce96ea8af7 /arch/x86/kernel/mpparse_32.c | |
| parent | x86: move disabled_cpus to common header (diff) | |
| download | kernel-qcow2-linux-7b1292e2371e3ae2ac69fbb899d539ddc7b53a27.tar.gz kernel-qcow2-linux-7b1292e2371e3ae2ac69fbb899d539ddc7b53a27.tar.xz kernel-qcow2-linux-7b1292e2371e3ae2ac69fbb899d539ddc7b53a27.zip | |
x86: use disabled_cpus in i386
this patch allows a cpu to be marked as present but disabled in i386,
just as x86_64 currently does.
Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/mpparse_32.c')
| -rw-r--r-- | arch/x86/kernel/mpparse_32.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c index f349e68e45a0..b2aded3fbfec 100644 --- a/arch/x86/kernel/mpparse_32.c +++ b/arch/x86/kernel/mpparse_32.c @@ -70,6 +70,8 @@ unsigned int boot_cpu_physical_apicid = -1U; /* Internal processor count */ unsigned int num_processors; +unsigned disabled_cpus __cpuinitdata; + /* Bitmask of physically existing CPUs */ physid_mask_t phys_cpu_present_map; @@ -108,8 +110,10 @@ static void __cpuinit MP_processor_info (struct mpc_config_processor *m) int ver, apicid; physid_mask_t phys_cpu; - if (!(m->mpc_cpuflag & CPU_ENABLED)) + if (!(m->mpc_cpuflag & CPU_ENABLED)) { + disabled_cpus++; return; + } apicid = mpc_apic_id(m, translation_table[mpc_record]); |