Cache partitioning support

[palacios.git] / Kconfig

diff --git a/Kconfig b/Kconfig
index 8826535..6b2cf2a 100644 (file)
--- a/Kconfig
+++ b/Kconfig
@@ -31,6 +31,9 @@ config LINUX
        select BUILT_IN_STDLIB
        select BUILT_IN_STRDUP
        select BUILT_IN_ATOI
+        select BUILT_IN_STRTOX
+        select BUILT_IN_STRTOI
+        select BUILT_IN_ATOX
        select FILE
        select V3_DECODER
        help
@@ -186,6 +189,26 @@ config LAZY_FP_SWITCH
           the floating point state is explicitly saved on each exit
           and restored on each entry---this save/restore is entirely
           done in Palacios.
+
+config CACHEPART
+        bool "Support last-level cache partitioning"
+        depends on CACHE_INFO && EXPERIMENTAL
+        default y
+        help 
+          When true, <cachepart> can be used to select which page colors
+          are allowed to be used by the VM, thus limiting it to a portion
+          of the last level shared cache. 
+          This is an experimental option and requires a lot of careful
+          configuration to work.  In particular, memory base regions must be
+          a page size, and initial allocation of the VM may take a long
+          time depending on the host's page allocator. 
+
+config DEBUG_CACHEPART
+       bool "Enable debugging of cache partitioning"
+       depends on CACHEPART
+       default n
+       help
+         Generate output from the debugging statements in cache partitioning
           
 
 endmenu