]> git.ipfire.org Git - thirdparty/kernel/linux.git/commitdiff
tools/x86/kcpuid: Set max possible subleaves count to 64
authorAhmed S. Darwish <darwi@linutronix.de>
Thu, 18 Jul 2024 13:47:43 +0000 (15:47 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Fri, 2 Aug 2024 07:17:18 +0000 (09:17 +0200)
cpuid.csv will be extended in further commits with all-publicly-known
CPUID leaves and bitfields.  One of the new leaves is 0xd for extended
CPU state enumeration.  Depending on XCR0 dword bits, it can export up to
64 subleaves.

Set kcpuid.c MAX_SUBLEAF_NUM to 64.

Signed-off-by: Ahmed S. Darwish <darwi@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20240718134755.378115-4-darwi@linutronix.de
tools/arch/x86/kcpuid/kcpuid.c

index 08f64d9ecb401d3398248b08990fd8b26cefb811..a87cddc19554f738db5e074163f1c4192dc06c98 100644 (file)
@@ -203,7 +203,7 @@ static void raw_dump_range(struct cpuid_range *range)
        }
 }
 
-#define MAX_SUBLEAF_NUM                32
+#define MAX_SUBLEAF_NUM                64
 struct cpuid_range *setup_cpuid_range(u32 input_eax)
 {
        u32 max_func, idx_func;