[Xen-ia64-devel] [PATCH 4/16] domheap: allocate PV privregs pages from domain heap

[Isaku Yamahata <yamahata@xxxxxxxxxxxxx>]

# HG changeset patch
# User yamahata@xxxxxxxxxxxxx
# Date 1198240235 -32400
# Node ID cd6247c99298e5487098d45bc77325882d584284
# Parent  7f1e2deaf58ced913fc50b23cb561f88c7d89eaf
allocate PV privregs pages from domain heap
PATCHNAME: allocate_pv_privregs_domheap

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>

diff -r 7f1e2deaf58c -r cd6247c99298 xen/arch/ia64/xen/domain.c
--- a/xen/arch/ia64/xen/domain.c        Fri Dec 21 20:41:59 2007 +0900
+++ b/xen/arch/ia64/xen/domain.c        Fri Dec 21 21:30:35 2007 +0900
@@ -400,7 +400,7 @@ void relinquish_vcpu_resources(struct vc
        if (HAS_PERVCPU_VHPT(v->domain))
                pervcpu_vhpt_free(v);
        if (v->arch.privregs != NULL) {
-               free_xenheap_pages(v->arch.privregs,
+               free_domheap_pages(virt_to_page(v->arch.privregs),
                                   get_order_from_shift(XMAPPEDREGS_SHIFT));
                v->arch.privregs = NULL;
        }
@@ -501,6 +501,7 @@ int vcpu_late_initialise(struct vcpu *v)
 int vcpu_late_initialise(struct vcpu *v)
 {
        struct domain *d = v->domain;
+       struct page_info *page;
        int rc, order;
 
        if (HAS_PERVCPU_VHPT(d)) {
@@ -511,7 +512,11 @@ int vcpu_late_initialise(struct vcpu *v)
 
        /* Create privregs page. */
        order = get_order_from_shift(XMAPPEDREGS_SHIFT);
-       v->arch.privregs = alloc_xenheap_pages(order);
+       page = alloc_domheap_pages(NULL, order, 0);
+       if (page == NULL)
+               return -ENOMEM;
+       
+       v->arch.privregs = page_to_virt(page);
        BUG_ON(v->arch.privregs == NULL);
        memset(v->arch.privregs, 0, 1 << XMAPPEDREGS_SHIFT);
        vcpu_share_privregs_with_guest(v);

Attachment: 16698_cd6247c99298_allocate_pv_privregs_domheap.patch
Description: Text Data

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