diff options
Diffstat (limited to 'arch/s390')
26 files changed, 128 insertions, 162 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 19577aeffd7b..a94a3c3ae932 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -299,7 +299,7 @@ config WARN_STACK This option enables the compiler options -mwarn-framesize and -mwarn-dynamicstack. If the compiler supports these options it will generate warnings for function which either use alloca or - create a stack frame bigger then CONFIG_WARN_STACK_SIZE. + create a stack frame bigger than CONFIG_WARN_STACK_SIZE. Say N if you are unsure. diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild index 63a23415fba6..f2af4167bd5f 100644 --- a/arch/s390/include/asm/Kbuild +++ b/arch/s390/include/asm/Kbuild @@ -13,3 +13,4 @@ unifdef-y += cmb.h unifdef-y += debug.h unifdef-y += chpid.h unifdef-y += schid.h +unifdef-y += swab.h diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h index 2d184655bc5d..de432f2de2d2 100644 --- a/arch/s390/include/asm/atomic.h +++ b/arch/s390/include/asm/atomic.h @@ -2,6 +2,7 @@ #define __ARCH_S390_ATOMIC__ #include <linux/compiler.h> +#include <linux/types.h> /* * include/asm-s390/atomic.h @@ -23,9 +24,6 @@ * S390 uses 'Compare And Swap' for atomicity in SMP enviroment */ -typedef struct { - int counter; -} __attribute__ ((aligned (4))) atomic_t; #define ATOMIC_INIT(i) { (i) } #ifdef __KERNEL__ @@ -149,9 +147,6 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u) #undef __CS_LOOP #ifdef __s390x__ -typedef struct { - long long counter; -} __attribute__ ((aligned (8))) atomic64_t; #define ATOMIC64_INIT(i) { (i) } #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2) diff --git a/arch/s390/include/asm/byteorder.h b/arch/s390/include/asm/byteorder.h index 8bcf277c8468..b95a2b2933fb 100644 --- a/arch/s390/include/asm/byteorder.h +++ b/arch/s390/include/asm/byteorder.h @@ -1,95 +1,7 @@ #ifndef _S390_BYTEORDER_H #define _S390_BYTEORDER_H -/* - * include/asm-s390/byteorder.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - */ - -#include <asm/types.h> - -#define __BIG_ENDIAN - -#ifndef __s390x__ -# define __SWAB_64_THRU_32__ -#endif - -#ifdef __s390x__ -static inline __u64 __arch_swab64p(const __u64 *x) -{ - __u64 result; - - asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x)); - return result; -} -#define __arch_swab64p __arch_swab64p - -static inline __u64 __arch_swab64(__u64 x) -{ - __u64 result; - - asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x)); - return result; -} -#define __arch_swab64 __arch_swab64 - -static inline void __arch_swab64s(__u64 *x) -{ - *x = __arch_swab64p(x); -} -#define __arch_swab64s __arch_swab64s -#endif /* __s390x__ */ - -static inline __u32 __arch_swab32p(const __u32 *x) -{ - __u32 result; - - asm volatile( -#ifndef __s390x__ - " icm %0,8,3(%1)\n" - " icm %0,4,2(%1)\n" - " icm %0,2,1(%1)\n" - " ic %0,0(%1)" - : "=&d" (result) : "a" (x), "m" (*x) : "cc"); -#else /* __s390x__ */ - " lrv %0,%1" - : "=d" (result) : "m" (*x)); -#endif /* __s390x__ */ - return result; -} -#define __arch_swab32p __arch_swab32p - -#ifdef __s390x__ -static inline __u32 __arch_swab32(__u32 x) -{ - __u32 result; - - asm volatile("lrvr %0,%1" : "=d" (result) : "d" (x)); - return result; -} -#define __arch_swab32 __arch_swab32 -#endif /* __s390x__ */ - -static inline __u16 __arch_swab16p(const __u16 *x) -{ - __u16 result; - - asm volatile( -#ifndef __s390x__ - " icm %0,2,1(%1)\n" - " ic %0,0(%1)\n" - : "=&d" (result) : "a" (x), "m" (*x) : "cc"); -#else /* __s390x__ */ - " lrvh %0,%1" - : "=d" (result) : "m" (*x)); -#endif /* __s390x__ */ - return result; -} -#define __arch_swab16p __arch_swab16p - -#include <linux/byteorder.h> +#include <asm/swab.h> +#include <linux/byteorder/big_endian.h> #endif /* _S390_BYTEORDER_H */ diff --git a/arch/s390/include/asm/chpid.h b/arch/s390/include/asm/chpid.h index dfe3c7f3439a..fc71d8a6709b 100644 --- a/arch/s390/include/asm/chpid.h +++ b/arch/s390/include/asm/chpid.h @@ -9,7 +9,7 @@ #define _ASM_S390_CHPID_H _ASM_S390_CHPID_H #include <linux/string.h> -#include <asm/types.h> +#include <linux/types.h> #define __MAX_CHPID 255 diff --git a/arch/s390/include/asm/chsc.h b/arch/s390/include/asm/chsc.h index d38d0cf62d4b..807997f7414b 100644 --- a/arch/s390/include/asm/chsc.h +++ b/arch/s390/include/asm/chsc.h @@ -8,6 +8,7 @@ #ifndef _ASM_CHSC_H #define _ASM_CHSC_H +#include <linux/types.h> #include <asm/chpid.h> #include <asm/schid.h> diff --git a/arch/s390/include/asm/cmb.h b/arch/s390/include/asm/cmb.h index 50196857d27a..39ae03294794 100644 --- a/arch/s390/include/asm/cmb.h +++ b/arch/s390/include/asm/cmb.h @@ -1,5 +1,8 @@ #ifndef S390_CMB_H #define S390_CMB_H + +#include <linux/types.h> + /** * struct cmbdata - channel measurement block data for user space * @size: size of the stored data diff --git a/arch/s390/include/asm/dasd.h b/arch/s390/include/asm/dasd.h index 55b2b80cdf6e..e2db6f16d9c8 100644 --- a/arch/s390/include/asm/dasd.h +++ b/arch/s390/include/asm/dasd.h @@ -14,6 +14,7 @@ #ifndef DASD_H #define DASD_H +#include <linux/types.h> #include <linux/ioctl.h> #define DASD_IOCTL_LETTER 'D' @@ -78,6 +79,7 @@ typedef struct dasd_information2_t { #define DASD_FEATURE_USEDIAG 0x02 #define DASD_FEATURE_INITIAL_ONLINE 0x04 #define DASD_FEATURE_ERPLOG 0x08 +#define DASD_FEATURE_FAILFAST 0x10 #define DASD_PARTN_BITS 2 diff --git a/arch/s390/include/asm/kvm.h b/arch/s390/include/asm/kvm.h index d74002f95794..e1f54654e3ae 100644 --- a/arch/s390/include/asm/kvm.h +++ b/arch/s390/include/asm/kvm.h @@ -13,7 +13,7 @@ * Author(s): Carsten Otte <cotte@de.ibm.com> * Christian Borntraeger <borntraeger@de.ibm.com> */ -#include <asm/types.h> +#include <linux/types.h> /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */ struct kvm_pic_state { diff --git a/arch/s390/include/asm/posix_types.h b/arch/s390/include/asm/posix_types.h index 397d93fba3a7..8cc113f92523 100644 --- a/arch/s390/include/asm/posix_types.h +++ b/arch/s390/include/asm/posix_types.h @@ -68,11 +68,7 @@ typedef unsigned short __kernel_old_dev_t; #endif /* __s390x__ */ typedef struct { -#if defined(__KERNEL__) || defined(__USE_ALL) int val[2]; -#else /* !defined(__KERNEL__) && !defined(__USE_ALL)*/ - int __val[2]; -#endif /* !defined(__KERNEL__) && !defined(__USE_ALL)*/ } __kernel_fsid_t; diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index 5396f9f12263..8920025c3c02 100644 --- a/arch/s390/include/asm/ptrace.h +++ b/arch/s390/include/asm/ptrace.h @@ -272,12 +272,15 @@ typedef struct #define PSW_ASC_SECONDARY 0x0000800000000000UL #define PSW_ASC_HOME 0x0000C00000000000UL -extern long psw_user32_bits; - #endif /* __s390x__ */ +#ifdef __KERNEL__ extern long psw_kernel_bits; extern long psw_user_bits; +#ifdef CONFIG_64BIT +extern long psw_user32_bits; +#endif +#endif /* This macro merges a NEW PSW mask specified by the user into the currently active PSW mask CURRENT, modifying only those diff --git a/arch/s390/include/asm/qeth.h b/arch/s390/include/asm/qeth.h index 930d378ef75a..06cbd1e8c943 100644 --- a/arch/s390/include/asm/qeth.h +++ b/arch/s390/include/asm/qeth.h @@ -10,6 +10,7 @@ */ #ifndef __ASM_S390_QETH_IOCTL_H__ #define __ASM_S390_QETH_IOCTL_H__ +#include <linux/types.h> #include <linux/ioctl.h> #define SIOC_QETH_ARP_SET_NO_ENTRIES (SIOCDEVPRIVATE) diff --git a/arch/s390/include/asm/s390_rdev.h b/arch/s390/include/asm/s390_rdev.h deleted file mode 100644 index 6fa20442a48c..000000000000 --- a/arch/s390/include/asm/s390_rdev.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * include/asm-s390/ccwdev.h - * - * Copyright (C) 2002,2005 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> - * Carsten Otte <cotte@de.ibm.com> - * - * Interface for s390 root device - */ - -#ifndef _S390_RDEV_H_ -#define _S390_RDEV_H_ -extern struct device *s390_root_dev_register(const char *); -extern void s390_root_dev_unregister(struct device *); -#endif /* _S390_RDEV_H_ */ diff --git a/arch/s390/include/asm/schid.h b/arch/s390/include/asm/schid.h index 825503cf3dc2..3e4d401b4e45 100644 --- a/arch/s390/include/asm/schid.h +++ b/arch/s390/include/asm/schid.h @@ -1,6 +1,8 @@ #ifndef ASM_SCHID_H #define ASM_SCHID_H +#include <linux/types.h> + struct subchannel_id { __u32 cssid : 8; __u32 : 4; diff --git a/arch/s390/include/asm/swab.h b/arch/s390/include/asm/swab.h new file mode 100644 index 000000000000..eb18dc1f327b --- /dev/null +++ b/arch/s390/include/asm/swab.h @@ -0,0 +1,91 @@ +#ifndef _S390_SWAB_H +#define _S390_SWAB_H + +/* + * include/asm-s390/swab.h + * + * S390 version + * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) + */ + +#include <linux/types.h> + +#ifndef __s390x__ +# define __SWAB_64_THRU_32__ +#endif + +#ifdef __s390x__ +static inline __u64 __arch_swab64p(const __u64 *x) +{ + __u64 result; + + asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x)); + return result; +} +#define __arch_swab64p __arch_swab64p + +static inline __u64 __arch_swab64(__u64 x) +{ + __u64 result; + + asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x)); + return result; +} +#define __arch_swab64 __arch_swab64 + +static inline void __arch_swab64s(__u64 *x) +{ + *x = __arch_swab64p(x); +} +#define __arch_swab64s __arch_swab64s +#endif /* __s390x__ */ + +static inline __u32 __arch_swab32p(const __u32 *x) +{ + __u32 result; + + asm volatile( +#ifndef __s390x__ + " icm %0,8,3(%1)\n" + " icm %0,4,2(%1)\n" + " icm %0,2,1(%1)\n" + " ic %0,0(%1)" + : "=&d" (result) : "a" (x), "m" (*x) : "cc"); +#else /* __s390x__ */ + " lrv %0,%1" + : "=d" (result) : "m" (*x)); +#endif /* __s390x__ */ + return result; +} +#define __arch_swab32p __arch_swab32p + +#ifdef __s390x__ +static inline __u32 __arch_swab32(__u32 x) +{ + __u32 result; + + asm volatile("lrvr %0,%1" : "=d" (result) : "d" (x)); + return result; +} +#define __arch_swab32 __arch_swab32 +#endif /* __s390x__ */ + +static inline __u16 __arch_swab16p(const __u16 *x) +{ + __u16 result; + + asm volatile( +#ifndef __s390x__ + " icm %0,2,1(%1)\n" + " ic %0,0(%1)\n" + : "=&d" (result) : "a" (x), "m" (*x) : "cc"); +#else /* __s390x__ */ + " lrvh %0,%1" + : "=d" (result) : "m" (*x)); +#endif /* __s390x__ */ + return result; +} +#define __arch_swab16p __arch_swab16p + +#endif /* _S390_SWAB_H */ diff --git a/arch/s390/include/asm/types.h b/arch/s390/include/asm/types.h index 41c547656130..3dc3fc228812 100644 --- a/arch/s390/include/asm/types.h +++ b/arch/s390/include/asm/types.h @@ -9,11 +9,7 @@ #ifndef _S390_TYPES_H #define _S390_TYPES_H -#ifndef __s390x__ -# include <asm-generic/int-ll64.h> -#else -# include <asm-generic/int-l64.h> -#endif +#include <asm-generic/int-ll64.h> #ifndef __ASSEMBLY__ diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h index 6b1896345eda..a65afc91e8aa 100644 --- a/arch/s390/kernel/entry.h +++ b/arch/s390/kernel/entry.h @@ -54,7 +54,5 @@ long sys_sigreturn(void); long sys_rt_sigreturn(void); long sys32_sigreturn(void); long sys32_rt_sigreturn(void); -long old_select(struct sel_arg_struct __user *arg); -long sys_ptrace(long request, long pid, long addr, long data); #endif /* _ENTRY_H */ diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 569079ec4ff0..a01cf0284db2 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -218,9 +218,10 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) void __kprobes arch_remove_kprobe(struct kprobe *p) { - mutex_lock(&kprobe_mutex); - free_insn_slot(p->ainsn.insn, 0); - mutex_unlock(&kprobe_mutex); + if (p->ainsn.insn) { + free_insn_slot(p->ainsn.insn, 0); + p->ainsn.insn = NULL; + } } static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs) @@ -381,7 +382,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, /* * It is possible to have multiple instances associated with a given * task either because an multiple functions in the call path - * have a return probe installed on them, and/or more then one return + * have a return probe installed on them, and/or more than one return * return probe was registered for a target function. * * We can handle this because: diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 9c0ccb532a45..2d337cbb9329 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -685,7 +685,8 @@ void __init smp_prepare_cpus(unsigned int max_cpus) if (MACHINE_HAS_IEEE) lowcore->extended_save_area_addr = (u32) save_area; #else - BUG_ON(vdso_alloc_per_cpu(smp_processor_id(), lowcore)); + if (vdso_alloc_per_cpu(smp_processor_id(), lowcore)) + BUG(); #endif set_prefix((u32)(unsigned long) lowcore); local_mcck_enable(); diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c index 4fe952e557ac..c34be4568b80 100644 --- a/arch/s390/kernel/sys_s390.c +++ b/arch/s390/kernel/sys_s390.c @@ -103,25 +103,6 @@ out: return error; } -#ifndef CONFIG_64BIT -struct sel_arg_struct { - unsigned long n; - fd_set __user *inp, *outp, *exp; - struct timeval __user *tvp; -}; - -asmlinkage long old_select(struct sel_arg_struct __user *arg) -{ - struct sel_arg_struct a; - - if (copy_from_user(&a, arg, sizeof(a))) - return -EFAULT; - /* sys_select() does the appropriate kernel locking */ - return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp); - -} -#endif /* CONFIG_64BIT */ - /* * sys_ipc() is the de-multiplexer for the SysV IPC calls.. * diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index 25a6a82f1c02..690e17819686 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -322,7 +322,8 @@ static int __init vdso_init(void) vdso64_pagelist[vdso64_pages - 1] = virt_to_page(vdso_data); vdso64_pagelist[vdso64_pages] = NULL; #ifndef CONFIG_SMP - BUG_ON(vdso_alloc_per_cpu(0, S390_lowcore)); + if (vdso_alloc_per_cpu(0, &S390_lowcore)) + BUG(); #endif vdso_init_cr5(); #endif /* CONFIG_64BIT */ diff --git a/arch/s390/kernel/vdso32/gettimeofday.S b/arch/s390/kernel/vdso32/gettimeofday.S index c32f29c3d70c..ad8acfc949fb 100644 --- a/arch/s390/kernel/vdso32/gettimeofday.S +++ b/arch/s390/kernel/vdso32/gettimeofday.S @@ -13,10 +13,6 @@ #include <asm/asm-offsets.h> #include <asm/unistd.h> -#include <asm/vdso.h> -#include <asm/asm-offsets.h> -#include <asm/unistd.h> - .text .align 4 .globl __kernel_gettimeofday diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/diag.c index a0775e1f08df..8300309698fa 100644 --- a/arch/s390/kvm/diag.c +++ b/arch/s390/kvm/diag.c @@ -47,7 +47,7 @@ static int __diag_ipl_functions(struct kvm_vcpu *vcpu) vcpu->run->s390_reset_flags |= KVM_S390_RESET_IPL; vcpu->run->s390_reset_flags |= KVM_S390_RESET_CPU_INIT; vcpu->run->exit_reason = KVM_EXIT_S390_RESET; - VCPU_EVENT(vcpu, 3, "requesting userspace resets %lx", + VCPU_EVENT(vcpu, 3, "requesting userspace resets %llx", vcpu->run->s390_reset_flags); return -EREMOTE; } diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 2960702b4824..f4fe28a2521a 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -160,7 +160,7 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu, break; case KVM_S390_INT_VIRTIO: - VCPU_EVENT(vcpu, 4, "interrupt: virtio parm:%x,parm64:%lx", + VCPU_EVENT(vcpu, 4, "interrupt: virtio parm:%x,parm64:%llx", inti->ext.ext_params, inti->ext.ext_params2); vcpu->stat.deliver_virtio_interrupt++; rc = put_guest_u16(vcpu, __LC_EXT_INT_CODE, 0x2603); @@ -360,7 +360,7 @@ int kvm_s390_handle_wait(struct kvm_vcpu *vcpu) vcpu->arch.ckc_timer.expires = jiffies + sltime; add_timer(&vcpu->arch.ckc_timer); - VCPU_EVENT(vcpu, 5, "enabled wait timer:%lx jiffies", sltime); + VCPU_EVENT(vcpu, 5, "enabled wait timer:%llx jiffies", sltime); no_timer: spin_lock_bh(&vcpu->arch.local_int.float_int->lock); spin_lock_bh(&vcpu->arch.local_int.lock); @@ -491,7 +491,7 @@ int kvm_s390_inject_vm(struct kvm *kvm, switch (s390int->type) { case KVM_S390_INT_VIRTIO: - VM_EVENT(kvm, 5, "inject: virtio parm:%x,parm64:%lx", + VM_EVENT(kvm, 5, "inject: virtio parm:%x,parm64:%llx", s390int->parm, s390int->parm64); inti->type = s390int->type; inti->ext.ext_params = s390int->parm; diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index cce40ff2913b..3605df45dd41 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -118,7 +118,7 @@ static int handle_store_cpu_address(struct kvm_vcpu *vcpu) goto out; } - VCPU_EVENT(vcpu, 5, "storing cpu address to %lx", useraddr); + VCPU_EVENT(vcpu, 5, "storing cpu address to %llx", useraddr); out: return 0; } diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 158b0d6d7046..f0258ca3b17e 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -183,7 +183,7 @@ int arch_add_memory(int nid, u64 start, u64 size) rc = vmem_add_mapping(start, size); if (rc) return rc; - rc = __add_pages(zone, PFN_DOWN(start), PFN_DOWN(size)); + rc = __add_pages(nid, zone, PFN_DOWN(start), PFN_DOWN(size)); if (rc) vmem_remove_mapping(start, size); return rc; |