From: Ralf Baechle Date: Sun, 4 Jun 2006 10:51:46 +0000 (+0100) Subject: [MIPS] Fix build error: don't offer SMP on systems that don't have SMP. X-Git-Tag: v2.6.18-rc1~353^2~20 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e73ea273ef87a04ff59fc368fa33333dca275dde;p=linux-2.6 [MIPS] Fix build error: don't offer SMP on systems that don't have SMP. Signed-off-by: Ralf Baechle --- diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index b8616a0bf9..002845e820 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -536,6 +536,7 @@ config PMC_YOSEMITE select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_HIGHMEM + select SYS_SUPPORTS_SMP help Yosemite is an evaluation board for the RM9000x2 processor manufactured by PMC-Sierra. @@ -590,6 +591,7 @@ config SGI_IP22 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN + select SYS_SUPPORTS_SMP help This are the SGI Indy, Challenge S and Indigo2, as well as certain OEM variants like the Tandem CMN B006S. To compile a Linux kernel @@ -1678,8 +1680,8 @@ source "mm/Kconfig" config SMP bool "Multi-Processing support" - depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250 || QEMU) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP || MIPS_MT_SMTC - ---help--- + depends on SYS_SUPPORTS_SMP + help This enables support for systems with more than one CPU. If you have a system with only one CPU, like most personal computers, say N. If you have a system with more than one CPU, say Y. @@ -1698,6 +1700,9 @@ config SMP If you don't know what to do here, say N. +config SYS_SUPPORTS_SMP + bool + config NR_CPUS int "Maximum number of CPUs (2-64)" range 2 64 diff --git a/arch/mips/sgi-ip27/Kconfig b/arch/mips/sgi-ip27/Kconfig index f14ef38646..5e960ae973 100644 --- a/arch/mips/sgi-ip27/Kconfig +++ b/arch/mips/sgi-ip27/Kconfig @@ -33,12 +33,13 @@ config MAPPED_KERNEL depends on SGI_IP27 help Change the way a Linux kernel is loaded into memory on a MIPS64 - machine. This is required in order to support text replication and + machine. This is required in order to support text replication on NUMA. If you need to understand it, read the source code. config REPLICATE_KTEXT bool "Kernel text replication support" depends on SGI_IP27 + select MAPPED_KERNEL help Say Y here to enable replicating the kernel text across multiple nodes in a NUMA cluster. This trades memory for speed. diff --git a/arch/mips/sibyte/Kconfig b/arch/mips/sibyte/Kconfig index 816aee7fcd..ec7a2cffac 100644 --- a/arch/mips/sibyte/Kconfig +++ b/arch/mips/sibyte/Kconfig @@ -3,6 +3,7 @@ config SIBYTE_SB1250 select HW_HAS_PCI select SIBYTE_HAS_LDT select SIBYTE_SB1xxx_SOC + select SYS_SUPPORTS_SMP config SIBYTE_BCM1120 bool @@ -30,11 +31,13 @@ config SIBYTE_BCM1x80 bool select HW_HAS_PCI select SIBYTE_SB1xxx_SOC + select SYS_SUPPORTS_SMP config SIBYTE_BCM1x55 bool select HW_HAS_PCI select SIBYTE_SB1xxx_SOC + select SYS_SUPPORTS_SMP config SIBYTE_SB1xxx_SOC bool