[Xen-changelog] [xen-unstable] hvm builder: Cleaner sp_extents allocation

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

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1217504312 -3600
# Node ID a23f0d91e2fcb492c8c26659e14d004e9b6f7caf
# Parent  a09df7d4e94eaf6554e97faa0cbcc733dd90581d
hvm builder: Cleaner sp_extents allocation

We do not need more than count elements in the sp_extents array.

Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>
---
 tools/libxc/xc_hvm_build.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r a09df7d4e94e -r a23f0d91e2fc tools/libxc/xc_hvm_build.c
--- a/tools/libxc/xc_hvm_build.c        Thu Jul 31 12:11:00 2008 +0100
+++ b/tools/libxc/xc_hvm_build.c        Thu Jul 31 12:38:32 2008 +0100
@@ -229,7 +229,7 @@ static int setup_guest(int xc_handle,
         if ( ((count | cur_pages) & (SUPERPAGE_NR_PFNS - 1)) == 0 )
         {
             long done;
-            xen_pfn_t sp_extents[2048 >> SUPERPAGE_PFN_SHIFT];
+            xen_pfn_t sp_extents[count >> SUPERPAGE_PFN_SHIFT];
             struct xen_memory_reservation sp_req = {
                 .nr_extents   = count >> SUPERPAGE_PFN_SHIFT,
                 .extent_order = SUPERPAGE_PFN_SHIFT,

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