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Subject[RFC patch 19/32] x86: Move xen_post_allocator_init into xen_pagetable_setup_done
We really do not need two paravirt/platform setup functions which are
called in two consecutive source lines. Move the only user of
post_allocator_init into the already existing pagetable_setup_done
function.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/include/asm/paravirt.h | 9 ---------
arch/x86/include/asm/setup.h | 4 ----
arch/x86/kernel/setup.c | 1 -
arch/x86/xen/enlighten.c | 2 --
arch/x86/xen/mmu.c | 5 ++++-
arch/x86/xen/xen-ops.h | 2 --
6 files changed, 4 insertions(+), 19 deletions(-)
Index: linux-2.6/arch/x86/include/asm/paravirt.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/paravirt.h
+++ linux-2.6/arch/x86/include/asm/paravirt.h
@@ -86,9 +86,6 @@ struct pv_init_ops {
unsigned (*patch)(u8 type, u16 clobber, void *insnbuf,
unsigned long addr, unsigned len);

- /* Basic arch-specific setup */
- void (*post_allocator_init)(void);
-
/* Print a banner to identify the environment */
void (*banner)(void);
};
@@ -1010,12 +1007,6 @@ static inline void setup_secondary_clock
}
#endif

-static inline void paravirt_post_allocator_init(void)
-{
- if (pv_init_ops.post_allocator_init)
- (*pv_init_ops.post_allocator_init)();
-}
-
#ifdef CONFIG_SMP
static inline void startup_ipi_hook(int phys_apicid, unsigned long start_eip,
unsigned long start_esp)
Index: linux-2.6/arch/x86/include/asm/setup.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/setup.h
+++ linux-2.6/arch/x86/include/asm/setup.h
@@ -63,10 +63,6 @@ static inline int is_visws_box(void) { r
extern struct x86_quirks *x86_quirks;
extern unsigned long saved_video_mode;

-#ifndef CONFIG_PARAVIRT
-#define paravirt_post_allocator_init() do {} while (0)
-#endif
-
extern void reserve_standard_io_resources(void);
extern void i386_reserve_resources(void);

Index: linux-2.6/arch/x86/kernel/setup.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/setup.c
+++ linux-2.6/arch/x86/kernel/setup.c
@@ -962,7 +962,6 @@ void __init setup_arch(char **cmdline_p)
platform_setup.paging.pagetable_setup_start(swapper_pg_dir);
paging_init();
platform_setup.paging.pagetable_setup_done(swapper_pg_dir);
- paravirt_post_allocator_init();

#ifdef CONFIG_X86_64
map_vsyscall();
Index: linux-2.6/arch/x86/xen/enlighten.c
===================================================================
--- linux-2.6.orig/arch/x86/xen/enlighten.c
+++ linux-2.6/arch/x86/xen/enlighten.c
@@ -839,8 +839,6 @@ static const struct pv_info xen_info __i

static const struct pv_init_ops xen_init_ops __initdata = {
.patch = xen_patch,
-
- .post_allocator_init = xen_post_allocator_init,
};

static const struct pv_time_ops xen_time_ops __initdata = {
Index: linux-2.6/arch/x86/xen/mmu.c
===================================================================
--- linux-2.6.orig/arch/x86/xen/mmu.c
+++ linux-2.6/arch/x86/xen/mmu.c
@@ -1229,9 +1229,12 @@ static __init void xen_pagetable_setup_s
{
}

+static void xen_post_allocator_init(void);
+
static __init void xen_pagetable_setup_done(pgd_t *base)
{
xen_setup_shared_info();
+ xen_post_allocator_init();
}

static void xen_write_cr2(unsigned long cr2)
@@ -1841,7 +1844,7 @@ static void xen_set_fixmap(unsigned idx,
#endif
}

-__init void xen_post_allocator_init(void)
+static __init void xen_post_allocator_init(void)
{
pv_mmu_ops.set_pte = xen_set_pte;
pv_mmu_ops.set_pmd = xen_set_pmd;
Index: linux-2.6/arch/x86/xen/xen-ops.h
===================================================================
--- linux-2.6.orig/arch/x86/xen/xen-ops.h
+++ linux-2.6/arch/x86/xen/xen-ops.h
@@ -30,8 +30,6 @@ pgd_t *xen_setup_kernel_pagetable(pgd_t
void xen_ident_map_ISA(void);
void xen_reserve_top(void);

-void xen_post_allocator_init(void);
-
char * __init xen_memory_setup(void);
void __init xen_arch_setup(void);
void __init xen_init_IRQ(void);



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