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Commit 80df4649 authored by Maxim Uvarov's avatar Maxim Uvarov Committed by Konrad Rzeszutek Wilk
Browse files

xen: Make XEN_MAX_DOMAIN_MEMORY have more sensible defaults 



Which is that 128GB is not going to happen with 32-bit PV DomU.
Lets use something more realistic. Also update the 64-bit to 500GB
which is the max a PV guest can do.

Signed-off-by: default avatarMaxim Uvarov <maxim.uvarov@oracle.com>
[v1: Updated 128GB->500GB for 64-bit]
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent 92931abf

arch/x86/xen/Kconfig

+3 −1
Original line number Original line Diff line number Diff line
@@ -29,7 +29,8 @@ config XEN_PVHVM 




config XEN_MAX_DOMAIN_MEMORY

config XEN_MAX_DOMAIN_MEMORY

       int

       int

       default 128

       default 500 if X86_64

       default 64 if X86_32

       depends on XEN

       depends on XEN

       help

       help

         This only affects the sizing of some bss arrays, the unused

         This only affects the sizing of some bss arrays, the unused
@@ -48,3 +49,4 @@ config XEN_DEBUG_FS 
	help

	help

	  Enable statistics output and various tuning options in debugfs.

	  Enable statistics output and various tuning options in debugfs.

	  Enabling this option may incur a significant performance overhead.

	  Enabling this option may incur a significant performance overhead.