Commit-ID: 6f30c1ac3fcf11e08f00670f293546a112cdf4e3
Gitweb: http://git.kernel.org/tip/6f30c1ac3fcf11e08f00670f293546a112cdf4e3
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Thu, 20 Aug 2009 13:19:57 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Mon, 31 Aug 2009 09:35:45 +0200
x86: Move paravirt banner printout to x86_init_ops
Replace another obscure paravirt magic and move it to
x86_init_ops. Such a hook is also useful for embedded and special
hardware.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/include/asm/paravirt.h | 6 +++++-
arch/x86/include/asm/paravirt_types.h | 3 ---
arch/x86/include/asm/x86_init.h | 2 ++
arch/x86/kernel/paravirt.c | 10 +---------
arch/x86/kernel/setup.c | 1 +
arch/x86/kernel/x86_init.c | 2 ++
arch/x86/xen/enlighten.c | 2 +-
7 files changed, 12 insertions(+), 14 deletions(-)
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 22cb387..3de6435 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -918,6 +918,8 @@ static inline unsigned long __raw_local_irq_save(void)
#undef PVOP_VCALL4
#undef PVOP_CALL4
+extern void default_banner(void);
+
#else /* __ASSEMBLY__ */
#define _PVSITE(ptype, clobbers, ops, word, algn) \
@@ -1058,5 +1060,7 @@ static inline unsigned long __raw_local_irq_save(void)
#endif /* CONFIG_X86_32 */
#endif /* __ASSEMBLY__ */
-#endif /* CONFIG_PARAVIRT */
+#else /* CONFIG_PARAVIRT */
+# define default_banner x86_init_noop
+#endif /* !CONFIG_PARAVIRT */
#endif /* _ASM_X86_PARAVIRT_H */
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index a05085e..ce7723c 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -81,9 +81,6 @@ struct pv_init_ops {
/* Basic arch-specific setup */
void (*post_allocator_init)(void);
-
- /* Print a banner to identify the environment */
- void (*banner)(void);
};
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index ceffbf3..ee7c59d 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -59,9 +59,11 @@ struct x86_init_irqs {
/**
* struct x86_init_oem - oem platform specific customizing functions
* @arch_setup: platform specific architecure setup
+ * @banner: print a platform specific banner
*/
struct x86_init_oem {
void (*arch_setup)(void);
+ void (*banner)(void);
};
/**
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 80275ef..f7a5fb7 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -54,7 +54,7 @@ u64 _paravirt_ident_64(u64 x)
return x;
}
-static void __init default_banner(void)
+void __init default_banner(void)
{
printk(KERN_INFO "Booting paravirtualized kernel on %s\n",
pv_info.name);
@@ -208,13 +208,6 @@ extern void native_irq_enable_sysexit(void);
extern void native_usergs_sysret32(void);
extern void native_usergs_sysret64(void);
-static int __init print_banner(void)
-{
- pv_init_ops.banner();
- return 0;
-}
-core_initcall(print_banner);
-
static struct resource reserve_ioports = {
.start = 0,
.end = IO_SPACE_LIMIT,
@@ -310,7 +303,6 @@ struct pv_info pv_info = {
struct pv_init_ops pv_init_ops = {
.patch = native_patch,
- .banner = default_banner,
};
struct pv_time_ops pv_time_ops = {
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index d12aa82..bc5f0e5 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1012,6 +1012,7 @@ void __init setup_arch(char **cmdline_p)
conswitchp = &dummy_con;
#endif
#endif
+ x86_init.oem.banner();
}
#ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index fa2d849..08fea49 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -6,6 +6,7 @@
#include <linux/init.h>
#include <asm/bios_ebda.h>
+#include <asm/paravirt.h>
#include <asm/mpspec.h>
#include <asm/setup.h>
#include <asm/e820.h>
@@ -45,5 +46,6 @@ struct __initdata x86_init_ops x86_init = {
.oem = {
.arch_setup = x86_init_noop,
+ .banner = default_banner,
},
};
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 73c7b1d..46e23cd 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -840,7 +840,6 @@ static const struct pv_info xen_info __initdata = {
static const struct pv_init_ops xen_init_ops __initdata = {
.patch = xen_patch,
- .banner = xen_banner,
.post_allocator_init = xen_post_allocator_init,
};
@@ -982,6 +981,7 @@ asmlinkage void __init xen_start_kernel(void)
x86_init.resources.memory_setup = xen_memory_setup;
x86_init.oem.arch_setup = xen_arch_setup;
+ x86_init.oem.banner = xen_banner;
#ifdef CONFIG_X86_64
/*
--
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