[Xen-ia64-devel] [PATCH 14/16] domheap: allocate mca related objects from domheap instead of xenheap

[Isaku Yamahata <yamahata@xxxxxxxxxxxxx>]

# HG changeset patch
# User yamahata@xxxxxxxxxxxxx
# Date 1198654939 -32400
# Node ID c5d178b2c54fb2dda200a1abb0bf49671378bd02
# Parent  502c064ec8a6c1209fd4d1f6c06837f6fbaab309
allocate mca related objects from domheap instead of xenheap
PATCHNAME: allocate_mca_from_domheap

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

diff -r 502c064ec8a6 -r c5d178b2c54f xen/arch/ia64/linux-xen/mca.c
--- a/xen/arch/ia64/linux-xen/mca.c     Wed Dec 26 16:00:34 2007 +0900
+++ b/xen/arch/ia64/linux-xen/mca.c     Wed Dec 26 16:42:19 2007 +0900
@@ -184,11 +184,14 @@ static ia64_state_log_t ia64_state_log[I
 #define IA64_LOG_ALLOCATE(it, size) \
        do { \
                unsigned int pageorder; \
+               struct page_info *page; \
                pageorder = get_order_from_bytes(size); \
+               page = alloc_domheap_pages(NULL, pageorder, 0); \
                ia64_state_log[it].isl_log[IA64_LOG_CURR_INDEX(it)] = \
-                 (ia64_err_rec_t *)alloc_xenheap_pages(pageorder); \
+                       page? (ia64_err_rec_t *)page_to_virt(page): NULL;  \
+               page = alloc_domheap_pages(NULL, pageorder, 0); \
                ia64_state_log[it].isl_log[IA64_LOG_NEXT_INDEX(it)] = \
-                 (ia64_err_rec_t *)alloc_xenheap_pages(pageorder); \
+                       page? (ia64_err_rec_t *)page_to_virt(page): NULL; \
        } while(0)
 #endif
 
@@ -240,9 +243,11 @@ ia64_log_init(int sal_info_type)
 #ifdef XEN
        if (sal_record == NULL) {
                unsigned int pageorder;
+               struct page_info *page;
                pageorder  = get_order_from_bytes(max_size);
-               sal_record = (sal_log_record_header_t *)
-                            alloc_xenheap_pages(pageorder);
+               page = alloc_domheap_pages(NULL, pageorder, 0);
+               BUG_ON(page == NULL);
+               sal_record = (sal_log_record_header_t *)page_to_virt(page);
                BUG_ON(sal_record == NULL);
        }
 #endif
@@ -1623,7 +1628,9 @@ ia64_mca_cpu_init(void *cpu_data)
 #endif
                for (cpu = 0; cpu < NR_CPUS; cpu++) {
 #ifdef XEN
-                       mca_data = alloc_xenheap_pages(pageorder);
+                       struct page_info *page;
+                       page = alloc_domheap_pages(NULL, pageorder, 0);
+                       mca_data = page? page_to_virt(page): NULL;
                        __per_cpu_mca[cpu] = __pa(mca_data);
                        IA64_MCA_DEBUG("%s: __per_cpu_mca[%d]=%lx"
                                       "(mca_data[%d]=%lx)\n",

Attachment: 16708_c5d178b2c54f_allocate_mca_from_domheap.patch
Description: Text Data

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