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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:40:19 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:40:19 +0000 |
| commit | 9f0fc191371843c4fc000a226b0a26b6c059aacd (patch) | |
| tree | 35f8be3ef04506ac891ad001e8c41e535ae8d01d /arch/x86/kernel/apic/probe_32.c | |
| parent | Releasing progress-linux version 6.6.15-2~progress7.99u1. (diff) | |
| download | linux-9f0fc191371843c4fc000a226b0a26b6c059aacd.tar.xz linux-9f0fc191371843c4fc000a226b0a26b6c059aacd.zip | |
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel/apic/probe_32.c')
| -rw-r--r-- | arch/x86/kernel/apic/probe_32.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c index 9a06df6cdd..5eb3fbe472 100644 --- a/arch/x86/kernel/apic/probe_32.c +++ b/arch/x86/kernel/apic/probe_32.c @@ -18,11 +18,21 @@ #include "local.h" -static int default_phys_pkg_id(int cpuid_apic, int index_msb) +static u32 default_phys_pkg_id(u32 cpuid_apic, int index_msb) { return cpuid_apic >> index_msb; } +static u32 default_get_apic_id(u32 x) +{ + unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR)); + + if (APIC_XAPIC(ver) || boot_cpu_has(X86_FEATURE_EXTD_APICID)) + return (x >> 24) & 0xFF; + else + return (x >> 24) & 0x0F; +} + /* should be called last. */ static int probe_default(void) { |