From c4de0c1a18237c2727dde8ad392e333539b0af3c Mon Sep 17 00:00:00 2001 From: Hendrik Brueckner Date: Fri, 11 Sep 2009 10:28:56 +0200 Subject: [PATCH] [S390] kvm: use console_initcall() to initialize s390 virtio console Use a console_initcall() to initialize the s390 virtio console and clean up s390 console initialization in setup.c. Signed-off-by: Hendrik Brueckner Tested-by: Christian Borntraeger Signed-off-by: Martin Schwidefsky --- arch/s390/include/asm/kvm_virtio.h | 10 ---------- arch/s390/kernel/setup.c | 10 +++------- drivers/s390/kvm/kvm_virtio.c | 8 ++++++-- 3 files changed, 9 insertions(+), 19 deletions(-) diff --git a/arch/s390/include/asm/kvm_virtio.h b/arch/s390/include/asm/kvm_virtio.h index 0503936f101..acdfdff2661 100644 --- a/arch/s390/include/asm/kvm_virtio.h +++ b/arch/s390/include/asm/kvm_virtio.h @@ -54,14 +54,4 @@ struct kvm_vqconfig { * This is pagesize for historical reasons. */ #define KVM_S390_VIRTIO_RING_ALIGN 4096 -#ifdef __KERNEL__ -/* early virtio console setup */ -#ifdef CONFIG_S390_GUEST -extern void s390_virtio_console_init(void); -#else -static inline void s390_virtio_console_init(void) -{ -} -#endif /* CONFIG_VIRTIO_CONSOLE */ -#endif /* __KERNEL__ */ #endif diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index cbb897bc50b..9ed13a1ed37 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -156,15 +156,11 @@ __setup("condev=", condev_setup); static void __init set_preferred_console(void) { - if (MACHINE_IS_KVM) { + if (MACHINE_IS_KVM) add_preferred_console("hvc", 0, NULL); - s390_virtio_console_init(); - return; - } - - if (CONSOLE_IS_3215 || CONSOLE_IS_SCLP) + else if (CONSOLE_IS_3215 || CONSOLE_IS_SCLP) add_preferred_console("ttyS", 0, NULL); - if (CONSOLE_IS_3270) + else if (CONSOLE_IS_3270) add_preferred_console("tty3270", 0, NULL); } diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c index e38e5d306fa..2930fc763ac 100644 --- a/drivers/s390/kvm/kvm_virtio.c +++ b/drivers/s390/kvm/kvm_virtio.c @@ -403,10 +403,14 @@ static __init int early_put_chars(u32 vtermno, const char *buf, int count) return len; } -void __init s390_virtio_console_init(void) +static int __init s390_virtio_console_init(void) { - virtio_cons_early_init(early_put_chars); + if (!MACHINE_IS_KVM) + return -ENODEV; + return virtio_cons_early_init(early_put_chars); } +console_initcall(s390_virtio_console_init); + /* * We do this after core stuff, but before the drivers.