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authorChristoph Hellwig <hch@lst.de>2019-08-13 09:25:01 +0200
committerTony Luck <tony.luck@intel.com>2019-08-16 11:33:57 -0700
commitcf07cb1ff4ea008abf06c95878c700cf1dd65c3e (patch)
tree2f2f324bfe52f80bbfee2eeee90e5427ea9346b3 /arch/ia64/Kconfig
parentf7bc6e42bf12487182fc442a08eca25d968dc543 (diff)
downloadlinux-cf07cb1ff4ea008abf06c95878c700cf1dd65c3e.tar.gz
ia64: remove support for the SGI SN2 platform
The SGI SN2 (early Altix) is a very non-standard IA64 platform that was
at the very high end of even IA64 hardware, and has been discontinued
a long time ago.  Remove it because there no upstream users left, and it
has magic hooks all over the kernel.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190813072514.23299-16-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/Kconfig')
-rw-r--r--arch/ia64/Kconfig19
1 files changed, 1 insertions, 18 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 43f3a3076ab2..ae3aca14506e 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -66,7 +66,6 @@ config 64BIT
 
 config ZONE_DMA32
 	def_bool y
-	depends on !IA64_SGI_SN2
 
 config QUICKLIST
 	bool
@@ -140,7 +139,6 @@ config IA64_GENERIC
 	  DIG+Intel+IOMMU	For DIG systems with Intel IOMMU
 	  HP-zx1/sx1000		For HP systems
 	  HP-zx1/sx1000+swiotlb	For HP systems with (broken) DMA-constrained devices.
-	  SGI-SN2		For SGI Altix systems
 	  SGI-UV		For SGI UV systems
 	  Ski-simulator		For the HP simulator <http://www.hpl.hp.com/research/linux/ski/>
 
@@ -171,17 +169,6 @@ config IA64_HP_ZX1_SWIOTLB
 	  I/O TLB, which allows supporting the broken devices at the expense of
 	  wasting some kernel memory (about 2MB by default).
 
-config IA64_SGI_SN2
-	bool "SGI-SN2"
-	select NUMA
-	select ACPI_NUMA
-	help
-	  Selecting this option will optimize the kernel for use on sn2 based
-	  systems, but the resulting kernel binary will not run on other
-	  types of ia64 systems.  If you have an SGI Altix system, it's safe
-	  to select this option.  If in doubt, select ia64 generic support
-	  instead.
-
 config IA64_SGI_UV
 	bool "SGI-UV"
 	select NUMA
@@ -381,13 +368,12 @@ config ARCH_SPARSEMEM_ENABLE
 	select SPARSEMEM_VMEMMAP_ENABLE
 
 config ARCH_DISCONTIGMEM_DEFAULT
-	def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB)
+	def_bool y if (IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB)
 	depends on ARCH_DISCONTIGMEM_ENABLE
 
 config NUMA
 	bool "NUMA support"
 	depends on !IA64_HP_SIM && !FLATMEM
-	default y if IA64_SGI_SN2
 	select ACPI_NUMA if ACPI
 	help
 	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
@@ -472,9 +458,6 @@ config IA64_MC_ERR_INJECT
 
 	  If you're unsure, do not select this option.
 
-config SGI_SN
-	def_bool y if (IA64_SGI_SN2 || IA64_GENERIC)
-
 config IA64_ESI
 	bool "ESI (Extensible SAL Interface) support"
 	help