[Xen-changelog] [xen-unstable] linux/x86_64: miscellaneous initialization code cleanup

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

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Date 1171641901 0
# Node ID 7c739272bac890732a84dcb26d3601052ac494af
# Parent  efffaad380899928158e8be353aad8052684b517
linux/x86_64: miscellaneous initialization code cleanup
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
---
 linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c |    5 +----
 linux-2.6-xen-sparse/arch/x86_64/mm/init-xen.c      |   17 ++---------------
 2 files changed, 3 insertions(+), 19 deletions(-)

diff -r efffaad38089 -r 7c739272bac8 
linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c
--- a/linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c       Fri Feb 16 
15:50:02 2007 +0000
+++ b/linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c       Fri Feb 16 
16:05:01 2007 +0000
@@ -90,9 +90,6 @@ extern char hypercall_page[PAGE_SIZE];
 extern char hypercall_page[PAGE_SIZE];
 EXPORT_SYMBOL(hypercall_page);
 
-/* Allows setting of maximum possible memory size  */
-unsigned long xen_override_max_pfn;
-
 static int xen_panic_event(struct notifier_block *, unsigned long, void *);
 static struct notifier_block xen_panic_block = {
        xen_panic_event, NULL, 0 /* try to go last */
@@ -717,7 +714,6 @@ void __init setup_arch(char **cmdline_p)
        /* reserve ebda region */
        if (ebda_addr)
                reserve_bootmem_generic(ebda_addr, ebda_size);
-#endif
 
 #ifdef CONFIG_SMP
        /*
@@ -729,6 +725,7 @@ void __init setup_arch(char **cmdline_p)
 
        /* Reserve SMP trampoline */
        reserve_bootmem_generic(SMP_TRAMPOLINE_BASE, PAGE_SIZE);
+#endif
 #endif
 
 #ifdef CONFIG_ACPI_SLEEP
diff -r efffaad38089 -r 7c739272bac8 
linux-2.6-xen-sparse/arch/x86_64/mm/init-xen.c
--- a/linux-2.6-xen-sparse/arch/x86_64/mm/init-xen.c    Fri Feb 16 15:50:02 
2007 +0000
+++ b/linux-2.6-xen-sparse/arch/x86_64/mm/init-xen.c    Fri Feb 16 16:05:01 
2007 +0000
@@ -77,7 +77,7 @@ extern unsigned long start_pfn;
        (((mfn_to_pfn((addr) >> PAGE_SHIFT)) << PAGE_SHIFT) +   \
        __START_KERNEL_map)))
 
-static void early_make_page_readonly(void *va, unsigned int feature)
+static void __meminit early_make_page_readonly(void *va, unsigned int feature)
 {
        unsigned long addr, _va = (unsigned long)va;
        pte_t pte, *ptep;
@@ -377,15 +377,6 @@ __set_fixmap_user (enum fixed_addresses 
 }
 
 unsigned long __initdata table_start, table_end; 
-
-unsigned long get_machine_pfn(unsigned long addr)
-{
-       pud_t* pud = pud_offset_k(NULL, addr);
-       pmd_t* pmd = pmd_offset(pud, addr);
-       pte_t *pte = pte_offset_kernel(pmd, addr);
-
-       return pte_mfn(*pte);
-} 
 
 static __meminit void *alloc_static_page(unsigned long *phys)
 {
@@ -532,10 +523,6 @@ void __init xen_init_pt(void)
 {
        unsigned long addr, *page;
 
-       memset((void *)init_level4_pgt,   0, PAGE_SIZE);
-       memset((void *)level3_kernel_pgt, 0, PAGE_SIZE);
-       memset((void *)level2_kernel_pgt, 0, PAGE_SIZE);
-
        /* Find the initial pte page that was built for us. */
        page = (unsigned long *)xen_start_info->pt_base;
        addr = page[pgd_index(__START_KERNEL_map)];
@@ -596,7 +583,7 @@ void __init xen_init_pt(void)
                mk_kernel_pgd(__pa_symbol(level3_user_pgt)));
 }
 
-void __init extend_init_mapping(unsigned long tables_space)
+static void __init extend_init_mapping(unsigned long tables_space)
 {
        unsigned long va = __START_KERNEL_map;
        unsigned long phys, addr, *pte_page;

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