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authorMaxim Uvarov <maxim.uvarov@oracle.com>2011-10-15 02:36:51 +0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2011-11-22 02:14:46 +0400
commit80df46494846e857399618c54df30ce294dc1edd (patch)
tree704ed580131750bf17cca19e9fe98cec418d1b5c /arch/x86/xen/Kconfig
parent92931abf3f5bd3efe941d67d67c5f14b6c16d4f7 (diff)
downloadlinux-80df46494846e857399618c54df30ce294dc1edd.tar.xz
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: Maxim Uvarov <maxim.uvarov@oracle.com> [v1: Updated 128GB->500GB for 64-bit] Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/xen/Kconfig')
-rw-r--r--arch/x86/xen/Kconfig4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index 26c731a106af..fdce49c7aff6 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -29,7 +29,8 @@ config XEN_PVHVM
config XEN_MAX_DOMAIN_MEMORY
int
- default 128
+ default 500 if X86_64
+ default 64 if X86_32
depends on XEN
help
This only affects the sizing of some bss arrays, the unused
@@ -48,3 +49,4 @@ config XEN_DEBUG_FS
help
Enable statistics output and various tuning options in debugfs.
Enabling this option may incur a significant performance overhead.
+