[Xen-changelog] [xen-unstable] xl: Update memory info in xenstore when use 'xl mem-set'

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1273255050 -3600
# Node ID 0f6c6c0123dad011bf6b5b391fad75cc41e4ec46
# Parent  caea94988515a3e0fdddbc51f380921687fcbb06
xl: Update memory info in xenstore when use 'xl mem-set'

'xl mem-set' should update memory info in xenstore's vm info.

Signed-off-by: Yu Zhiguo <yuzg@xxxxxxxxxxxxxx>
Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
 tools/libxl/libxl.c |   11 +++++++++++
 1 files changed, 11 insertions(+)

diff -r caea94988515 -r 0f6c6c0123da tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Fri May 07 11:45:18 2010 +0100
+++ b/tools/libxl/libxl.c       Fri May 07 18:57:30 2010 +0100
@@ -2348,11 +2348,22 @@ int libxl_set_memory_target(struct libxl
     uint32_t videoram;
     char *videoram_s = NULL;
     char *dompath = libxl_xs_get_dompath(ctx, domid);
+    xc_domaininfo_t info;
+    struct libxl_dominfo ptr;
+    char *uuid;
 
     videoram_s = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, 
"%s/memory/videoram", dompath));
     videoram = videoram_s ? atoi(videoram_s) : 0;
 
     libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/memory/target", 
dompath), "%lu", target_memkb);
+
+    rc = xc_domain_getinfolist(ctx->xch, domid, 1, &info);
+    if (rc != 1 || info.domain != domid)
+        return rc;
+    xcinfo2xlinfo(&info, &ptr);
+    uuid = libxl_uuid2string(ctx, ptr.uuid);
+    libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "/vm/%s/memory", uuid), 
"%lu", target_memkb / 1024);
+
     rc = xc_domain_setmaxmem(ctx->xch, domid, target_memkb + 
LIBXL_MAXMEM_CONSTANT);
     if (rc != 0)
         return rc;

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