Kconfig (6bf9adfc90370b695cb111116e15fdc0e1906270) Kconfig (ffee0de411fd4f74f3b788892eeb075abbf26c52)
1# Select 32 or 64 bit
2config 64BIT
3 bool "64-bit kernel" if ARCH = "x86"
1# Select 32 or 64 bit
2config 64BIT
3 bool "64-bit kernel" if ARCH = "x86"
4 default ARCH = "x86_64"
4 default ARCH != "i386"
5 ---help---
6 Say yes to build a 64-bit kernel - formerly known as x86_64
7 Say no to build a 32-bit kernel - formerly known as i386
8
9config X86_32
10 def_bool y
11 depends on !64BIT
12 select CLKSRC_I8253

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103 select ARCH_CLOCKSOURCE_DATA if X86_64
104 select GENERIC_CLOCKEVENTS_BROADCAST if X86_64 || (X86_32 && X86_LOCAL_APIC)
105 select GENERIC_TIME_VSYSCALL if X86_64
106 select KTIME_SCALAR if X86_32
107 select GENERIC_STRNCPY_FROM_USER
108 select GENERIC_STRNLEN_USER
109 select HAVE_RCU_USER_QS if X86_64
110 select HAVE_IRQ_TIME_ACCOUNTING
5 ---help---
6 Say yes to build a 64-bit kernel - formerly known as x86_64
7 Say no to build a 32-bit kernel - formerly known as i386
8
9config X86_32
10 def_bool y
11 depends on !64BIT
12 select CLKSRC_I8253

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103 select ARCH_CLOCKSOURCE_DATA if X86_64
104 select GENERIC_CLOCKEVENTS_BROADCAST if X86_64 || (X86_32 && X86_LOCAL_APIC)
105 select GENERIC_TIME_VSYSCALL if X86_64
106 select KTIME_SCALAR if X86_32
107 select GENERIC_STRNCPY_FROM_USER
108 select GENERIC_STRNLEN_USER
109 select HAVE_RCU_USER_QS if X86_64
110 select HAVE_IRQ_TIME_ACCOUNTING
111 select GENERIC_KERNEL_THREAD
112 select GENERIC_KERNEL_EXECVE
111 select MODULES_USE_ELF_REL if X86_32
112 select MODULES_USE_ELF_RELA if X86_64
113 select MODULES_USE_ELF_REL if X86_32
114 select MODULES_USE_ELF_RELA if X86_64
113 select CLONE_BACKWARDS if X86_32
114 select GENERIC_SIGALTSTACK
115
116config INSTRUCTION_DECODER
117 def_bool y
118 depends on KPROBES || PERF_EVENTS || UPROBES
119
120config OUTPUT_FORMAT
121 string
122 default "elf32-i386" if X86_32

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115
116config INSTRUCTION_DECODER
117 def_bool y
118 depends on KPROBES || PERF_EVENTS || UPROBES
119
120config OUTPUT_FORMAT
121 string
122 default "elf32-i386" if X86_32

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