[Patch] support of oos parameter for xl create

[Patch] support of oos parameter for xl create

[Juergen Gross]

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Hi,

attached patch supports the parameter 'oos=...' for xl create to switch off
out-of-sync shadow page tables.


Juergen

-- 
Juergen Gross                 Principal Developer Operating Systems
TSP ES&S SWE OS6                       Telephone: +49 (0) 89 3222 2967
Fujitsu Technology Solutions              e-mail: juergen.gross@ts.fujitsu.com
Domagkstr. 28                           Internet: ts.fujitsu.com
D-80807 Muenchen                 Company details: ts.fujitsu.com/imprint.html

[-- Attachment #2: libxl-oos.patch --]
[-- Type: text/x-patch, Size: 1764 bytes --]

Signed-off-by: juergen.gross@ts.fujitsu.com

diff -r b0562b298d73 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c	Wed Apr 21 12:51:53 2010 +0100
+++ b/tools/libxl/libxl.c	Thu Apr 22 14:40:39 2010 +0200
@@ -98,6 +98,7 @@ int libxl_domain_make(struct libxl_ctx *
 
     flags = info->hvm ? XEN_DOMCTL_CDF_hvm_guest : 0;
     flags |= info->hap ? XEN_DOMCTL_CDF_hap : 0;
+    flags |= info->oos ? 0 : XEN_DOMCTL_CDF_oos_off;
     *domid = -1;
 
     /* Ultimately, handle is an array of 16 uint8_t, same as uuid */
diff -r b0562b298d73 tools/libxl/libxl.h
--- a/tools/libxl/libxl.h	Wed Apr 21 12:51:53 2010 +0100
+++ b/tools/libxl/libxl.h	Thu Apr 22 14:40:39 2010 +0200
@@ -61,6 +61,7 @@ typedef struct {
 typedef struct {
     bool hvm;
     bool hap;
+    bool oos;
     int ssidref;
     char *name;
     uint8_t uuid[16];
diff -r b0562b298d73 tools/libxl/xl.c
--- a/tools/libxl/xl.c	Wed Apr 21 12:51:53 2010 +0100
+++ b/tools/libxl/xl.c	Thu Apr 22 14:40:39 2010 +0200
@@ -150,6 +150,7 @@ static void init_create_info(libxl_domai
     c_info->xsdata = NULL;
     c_info->platformdata = NULL;
     c_info->hvm = 1;
+    c_info->oos = 1;
     c_info->ssidref = 0;
 }
 
@@ -274,6 +275,7 @@ static void printf_info(libxl_domain_cre
     printf("*** domain_create_info ***\n");
     printf("hvm: %d\n", c_info->hvm);
     printf("hap: %d\n", c_info->hap);
+    printf("oos: %d\n", c_info->oos);
     printf("ssidref: %d\n", c_info->ssidref);
     printf("name: %s\n", c_info->name);
     printf("uuid: " UUID_FMT "\n",
@@ -434,6 +436,9 @@ static void parse_config_data(const char
     for (i = 0; i < 16; i++) {
         c_info->uuid[i] = rand();
     }
+
+    if (!xlu_cfg_get_long(config, "oos", &l))
+        c_info->oos = l;
 
     init_build_info(b_info, c_info);
 

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Re: [Patch] support of oos parameter for xl create

[Vincent Hanquez]

On 22/04/10 13:44, Juergen Gross wrote:
> Hi,
>
> attached patch supports the parameter 'oos=...' for xl create to switch off
> out-of-sync shadow page tables.
>    
Acked-by: Vincent Hanquez <vincent.hanquez@eu.citrix.com>

Thanks for your contribution,
-- 
Vincent