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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 1/2][IA64] configure VHPT size per domain: common part
common part. Signed-off-by: Kouya Shimura <kouya@xxxxxxxxxxxxxx> # HG changeset patch
# User Kouya Shimura <kouya@xxxxxxxxxxxxxx>
# Date 1192770562 -32400
# Node ID 4b8752eccee77c2a3ef20f58bcc1c935dd80865a
# Parent b4278beaf3549f410a5a6086dbd8af93c495aeac
common part.
diff -r b4278beaf354 -r 4b8752eccee7 tools/examples/xmexample.vti
--- a/tools/examples/xmexample.vti Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/examples/xmexample.vti Fri Oct 19 14:09:22 2007 +0900
@@ -34,6 +34,10 @@ name = "ExampleVTIDomain"
#cpus = "" # leave to Xen to pick
#cpus = "0" # all vcpus run on CPU0
#cpus = "0-3,5,^1" # run on cpus 0,2,3,5
+
+# Log2 of VHPT size, default=23 (8MB), minimum=15 (32KB).
+# In Windows OS, smaller size shows better performance.
+#vhpt = 23
# Optionally define mac and/or bridge for the network interfaces.
# Random MACs are assigned if not given.
diff -r b4278beaf354 -r 4b8752eccee7 tools/libxc/xc_dom_ia64.c
--- a/tools/libxc/xc_dom_ia64.c Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/libxc/xc_dom_ia64.c Fri Oct 19 14:09:22 2007 +0900
@@ -260,6 +260,7 @@ int arch_setup_bootearly(struct xc_dom_i
domctl.u.arch_setup.bp = (dom->start_info_pfn << PAGE_SHIFT)
+ sizeof(start_info_t);
domctl.u.arch_setup.maxmem = dom->total_pages << PAGE_SHIFT;
+ domctl.u.arch_setup.vhpt_size_log2 = dom->flags;
rc = do_domctl(dom->guest_xc, &domctl);
return rc;
}
diff -r b4278beaf354 -r 4b8752eccee7 tools/python/xen/xend/XendConfig.py
--- a/tools/python/xen/xend/XendConfig.py Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/python/xen/xend/XendConfig.py Fri Oct 19 14:09:22 2007 +0900
@@ -127,7 +127,7 @@ XENAPI_PLATFORM_CFG = [ 'acpi', 'apic',
'nographic', 'pae', 'rtc_timeoffset', 'serial', 'sdl',
'soundhw','stdvga', 'usb', 'usbdevice', 'vnc',
'vncconsole', 'vncdisplay', 'vnclisten',
- 'vncpasswd', 'vncunused', 'xauthority', 'pci']
+ 'vncpasswd', 'vncunused', 'xauthority', 'pci', 'vhpt']
# Xen API console 'other_config' keys.
XENAPI_CONSOLE_OTHER_CFG = ['vncunused', 'vncdisplay', 'vnclisten',
diff -r b4278beaf354 -r 4b8752eccee7 tools/python/xen/xend/XendConstants.py
--- a/tools/python/xen/xend/XendConstants.py Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/python/xen/xend/XendConstants.py Fri Oct 19 14:09:22 2007 +0900
@@ -43,6 +43,8 @@ HVM_PARAM_PAE_ENABLED = 4
HVM_PARAM_PAE_ENABLED = 4
HVM_PARAM_IOREQ_PFN = 5
HVM_PARAM_BUFIOREQ_PFN = 6
+HVM_PARAM_NVRAM_FD = 7
+HVM_PARAM_VHPT_SIZE = 8
restart_modes = [
"restart",
diff -r b4278beaf354 -r 4b8752eccee7 tools/python/xen/xend/image.py
--- a/tools/python/xen/xend/image.py Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/python/xen/xend/image.py Fri Oct 19 14:09:22 2007 +0900
@@ -197,6 +197,7 @@ class LinuxImageHandler(ImageHandler):
class LinuxImageHandler(ImageHandler):
ostype = "linux"
+ flags = 0
def buildDomain(self):
store_evtchn = self.vm.getStorePort()
@@ -213,6 +214,8 @@ class LinuxImageHandler(ImageHandler):
log.debug("ramdisk = %s", self.ramdisk)
log.debug("vcpus = %d", self.vm.getVCpuCount())
log.debug("features = %s", self.vm.getFeatures())
+ if arch.type == "ia64":
+ log.debug("vhpt = %d", self.flags)
return xc.linux_build(domid = self.vm.getDomid(),
memsize = mem_mb,
@@ -221,7 +224,8 @@ class LinuxImageHandler(ImageHandler):
console_evtchn = console_evtchn,
cmdline = self.cmdline,
ramdisk = self.ramdisk,
- features = self.vm.getFeatures())
+ features = self.vm.getFeatures(),
+ flags = self.flags)
class PPC_LinuxImageHandler(LinuxImageHandler):
@@ -500,8 +504,13 @@ class HVMImageHandler(ImageHandler):
class IA64_HVM_ImageHandler(HVMImageHandler):
+ def configure(self, vmConfig):
+ HVMImageHandler.configure(self, vmConfig)
+ self.vhpt = int(vmConfig['platform'].get('vhpt', 0))
+
def buildDomain(self):
xc.nvram_init(self.vm.getName(), self.vm.getDomid())
+ xc.hvm_set_param(self.vm.getDomid(), HVM_PARAM_VHPT_SIZE, self.vhpt)
return HVMImageHandler.buildDomain(self)
def getRequiredAvailableMemory(self, mem_kb):
@@ -517,6 +526,16 @@ class IA64_HVM_ImageHandler(HVMImageHand
def getRequiredShadowMemory(self, shadow_mem_kb, maxmem_kb):
# Explicit shadow memory is not a concept
return 0
+
+class IA64_Linux_ImageHandler(LinuxImageHandler):
+
+ def configure(self, vmConfig):
+ LinuxImageHandler.configure(self, vmConfig)
+ self.vhpt = int(vmConfig['platform'].get('vhpt', 0))
+
+ def buildDomain(self):
+ self.flags = self.vhpt
+ return LinuxImageHandler.buildDomain(self)
class X86_HVM_ImageHandler(HVMImageHandler):
@@ -562,7 +581,7 @@ _handlers = {
"linux": PPC_LinuxImageHandler,
},
"ia64": {
- "linux": LinuxImageHandler,
+ "linux": IA64_Linux_ImageHandler,
"hvm": IA64_HVM_ImageHandler,
},
"x86": {
diff -r b4278beaf354 -r 4b8752eccee7 tools/python/xen/xm/create.py
--- a/tools/python/xen/xm/create.py Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/python/xen/xm/create.py Fri Oct 19 14:09:22 2007 +0900
@@ -210,6 +210,10 @@ gopts.var('vcpu_avail', val='VCPUS',
fn=set_long, default=None,
use="Bitmask for virtual CPUs to make available immediately.")
+gopts.var('vhpt', val='VHPT',
+ fn=set_int, default=0,
+ use="Log2 of domain VHPT size for IA64.")
+
gopts.var('cpu_cap', val='CAP',
fn=set_int, default=None,
use="""Set the maximum amount of cpu.
@@ -555,7 +559,10 @@ def configure_image(vals):
if vals.builder == 'hvm':
configure_hvm(config_image, vals)
-
+
+ if vals.vhpt != 0:
+ config_image.append(['vhpt', vals.vhpt])
+
return config_image
def configure_disks(config_devs, vals):
diff -r b4278beaf354 -r 4b8752eccee7 tools/python/xen/xm/xenapi_create.py
--- a/tools/python/xen/xm/xenapi_create.py Wed Oct 17 13:12:03 2007 +0100
+++ b/tools/python/xen/xm/xenapi_create.py Fri Oct 19 14:09:22 2007 +0900
@@ -818,7 +818,7 @@ class sxp2xml:
def extract_platform(self, image, document):
- platform_keys = ['acpi', 'apic', 'pae']
+ platform_keys = ['acpi', 'apic', 'pae', 'vhpt']
def extract_platform_key(key):
platform = document.createElement("platform")
diff -r b4278beaf354 -r 4b8752eccee7 xen/include/public/domctl.h
--- a/xen/include/public/domctl.h Wed Oct 17 13:12:03 2007 +0100
+++ b/xen/include/public/domctl.h Fri Oct 19 14:09:22 2007 +0900
@@ -380,6 +380,7 @@ typedef struct xen_domctl_arch_setup {
uint64_aligned_t maxmem; /* Highest memory address for MDT. */
uint64_aligned_t xsi_va; /* Xen shared_info area virtual address. */
uint32_t hypercall_imm; /* Break imm for Xen hypercalls. */
+ int8_t vhpt_size_log2; /* Log2 of VHPT size. */
#endif
} xen_domctl_arch_setup_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_arch_setup_t);
diff -r b4278beaf354 -r 4b8752eccee7 xen/include/public/hvm/params.h
--- a/xen/include/public/hvm/params.h Wed Oct 17 13:12:03 2007 +0100
+++ b/xen/include/public/hvm/params.h Fri Oct 19 14:09:22 2007 +0900
@@ -52,7 +52,8 @@
#ifdef __ia64__
#define HVM_PARAM_NVRAM_FD 7
-#define HVM_NR_PARAMS 8
+#define HVM_PARAM_VHPT_SIZE 8
+#define HVM_NR_PARAMS 9
#else
#define HVM_NR_PARAMS 7
#endif
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