Add patch to allow NR_CPUS=1024 on x86_64

The way the kconfig is structured, you either have a range from 2-512 CPUs
if SMP is set and MAXSMP is not set, or you get the default value of 4096
as soon as you set MAXSMP.  Increase the range to 1024 in the !MAXSMP case.

kernel.spec

@@ -625,6 +625,8 @@ Patch470: die-floppy-die.patch
 Patch510: silence-noise.patch
 Patch530: silence-fbcon-logo.patch
 
+Patch600: x86-allow-1024-cpus.patch
+
 Patch800: crash-driver.patch
 
 # crypto/
@@ -1278,6 +1280,7 @@ ApplyOptionalPatch upstream-reverts.patch -R
 
 # Architecture patches
 # x86(-64)
+ApplyPatch x86-allow-1024-cpus.patch
 
 # ARM64
 

x86-allow-1024-cpus.patch

@@ -0,0 +1,13 @@
+diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
+index f67e839..d726b2d 100644
+--- a/arch/x86/Kconfig
++++ b/arch/x86/Kconfig
+@@ -825,7 +825,7 @@ config MAXSMP
+ config NR_CPUS
+ 	int "Maximum number of CPUs" if SMP && !MAXSMP
+ 	range 2 8 if SMP && X86_32 && !X86_BIGSMP
+-	range 2 512 if SMP && !MAXSMP
++	range 2 1024 if SMP && !MAXSMP
+ 	default "1" if !SMP
+ 	default "4096" if MAXSMP
+ 	default "32" if SMP && (X86_NUMAQ || X86_SUMMIT || X86_BIGSMP || X86_ES7000)