forked from Minki/linux
s390/hwcaps: do not report high gprs for 31 bit kernel
The bit for high gprs in the AT_HWCAP auxiliary vector field and the highgprs tag in the output of /proc/cpuinfo should not be set for 31 bit kernels. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -974,11 +974,13 @@ static void __init setup_hwcaps(void)
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if (MACHINE_HAS_HPAGE)
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elf_hwcap |= HWCAP_S390_HPAGE;
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#if defined(CONFIG_64BIT)
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/*
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* 64-bit register support for 31-bit processes
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* HWCAP_S390_HIGH_GPRS is bit 9.
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*/
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elf_hwcap |= HWCAP_S390_HIGH_GPRS;
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#endif
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get_cpu_id(&cpu_id);
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switch (cpu_id.machine) {
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