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@@ -575,6 +575,7 @@ config SGI_IP27
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select DMA_IP27
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select EARLY_PRINTK
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select HW_HAS_PCI
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+ select NR_CPUS_DEFAULT_64
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select PCI_DOMAINS
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select SYS_HAS_CPU_R10000
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select SYS_SUPPORTS_64BIT_KERNEL
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@@ -612,6 +613,7 @@ config SIBYTE_BIGSUR
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bool "Sibyte BCM91480B-BigSur"
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select BOOT_ELF32
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select DMA_COHERENT
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+ select NR_CPUS_DEFAULT_4
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select PCI_DOMAINS
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select SIBYTE_BCM1x80
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select SWAP_IO_SPACE
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@@ -623,6 +625,7 @@ config SIBYTE_SWARM
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bool "Sibyte BCM91250A-SWARM"
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select BOOT_ELF32
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select DMA_COHERENT
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+ select NR_CPUS_DEFAULT_2
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select SIBYTE_SB1250
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select SWAP_IO_SPACE
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select SYS_HAS_CPU_SB1
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@@ -635,6 +638,7 @@ config SIBYTE_SENTOSA
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depends on EXPERIMENTAL
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select BOOT_ELF32
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select DMA_COHERENT
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+ select NR_CPUS_DEFAULT_2
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select SIBYTE_SB1250
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select SWAP_IO_SPACE
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select SYS_HAS_CPU_SB1
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@@ -668,6 +672,7 @@ config SIBYTE_PTSWARM
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depends on EXPERIMENTAL
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select BOOT_ELF32
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select DMA_COHERENT
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+ select NR_CPUS_DEFAULT_2
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select SIBYTE_SB1250
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select SWAP_IO_SPACE
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select SYS_HAS_CPU_SB1
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@@ -680,6 +685,7 @@ config SIBYTE_LITTLESUR
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depends on EXPERIMENTAL
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select BOOT_ELF32
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select DMA_COHERENT
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+ select NR_CPUS_DEFAULT_2
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select SIBYTE_SB1250
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select SWAP_IO_SPACE
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select SYS_HAS_CPU_SB1
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@@ -1524,6 +1530,8 @@ config MIPS_MT_SMTC
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select CPU_MIPSR2_IRQ_VI
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select CPU_MIPSR2_SRS
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select MIPS_MT
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+ select NR_CPUS_DEFAULT_2
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+ select NR_CPUS_DEFAULT_8
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select SMP
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select SYS_SUPPORTS_SMP
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help
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@@ -1739,13 +1747,34 @@ config SMP
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config SYS_SUPPORTS_SMP
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bool
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+config NR_CPUS_DEFAULT_2
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+ bool
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+
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+config NR_CPUS_DEFAULT_4
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+ bool
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+
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+config NR_CPUS_DEFAULT_8
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+ bool
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+
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+config NR_CPUS_DEFAULT_16
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+ bool
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+
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+config NR_CPUS_DEFAULT_32
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+ bool
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+
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+config NR_CPUS_DEFAULT_64
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+ bool
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+
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config NR_CPUS
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int "Maximum number of CPUs (2-64)"
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range 2 64
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depends on SMP
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- default "64" if SGI_IP27
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- default "2"
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- default "8" if MIPS_MT_SMTC
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+ default "2" if NR_CPUS_DEFAULT_2
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+ default "4" if NR_CPUS_DEFAULT_4
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+ default "8" if NR_CPUS_DEFAULT_8
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+ default "16" if NR_CPUS_DEFAULT_16
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+ default "32" if NR_CPUS_DEFAULT_32
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+ default "64" if NR_CPUS_DEFAULT_64
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help
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This allows you to specify the maximum number of CPUs which this
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kernel will support. The maximum supported value is 32 for 32-bit
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Ralf Baechle