diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/appldata/appldata_base.c | 59 | ||||
| -rw-r--r-- | arch/s390/appldata/appldata_net_sum.c | 3 | ||||
| -rw-r--r-- | arch/s390/crypto/aes_s390.c | 2 | ||||
| -rw-r--r-- | arch/s390/crypto/sha1_s390.c | 16 | ||||
| -rw-r--r-- | arch/s390/crypto/sha256_s390.c | 22 | ||||
| -rw-r--r-- | arch/s390/hypfs/inode.c | 33 | ||||
| -rw-r--r-- | arch/s390/kernel/Makefile | 2 | ||||
| -rw-r--r-- | arch/s390/kernel/audit.c | 7 | ||||
| -rw-r--r-- | arch/s390/kernel/audit.h | 15 | ||||
| -rw-r--r-- | arch/s390/kernel/compat_audit.c | 1 | ||||
| -rw-r--r-- | arch/s390/kernel/cpcmd.c | 100 | ||||
| -rw-r--r-- | arch/s390/kernel/diag.c | 102 | ||||
| -rw-r--r-- | arch/s390/kernel/dis.c | 7 | ||||
| -rw-r--r-- | arch/s390/kernel/ipl.c | 4 | ||||
| -rw-r--r-- | arch/s390/kernel/irq.c | 1 | ||||
| -rw-r--r-- | arch/s390/kernel/kprobes.c | 2 | ||||
| -rw-r--r-- | arch/s390/kernel/s390_ksyms.c | 1 | ||||
| -rw-r--r-- | arch/s390/kernel/vmlinux.lds.S | 234 | ||||
| -rw-r--r-- | arch/s390/mm/cmm.c | 1 | ||||
| -rw-r--r-- | arch/s390/mm/fault.c | 2 | ||||
| -rw-r--r-- | arch/s390/mm/init.c | 17 |
21 files changed, 362 insertions, 269 deletions
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c index 62391fb1f61f..ac61cf43a7d9 100644 --- a/arch/s390/appldata/appldata_base.c +++ b/arch/s390/appldata/appldata_base.c @@ -547,8 +547,7 @@ static void __cpuinit appldata_online_cpu(int cpu) spin_unlock(&appldata_timer_lock); } -static void -appldata_offline_cpu(int cpu) +static void __cpuinit appldata_offline_cpu(int cpu) { del_virt_timer(&per_cpu(appldata_timer, cpu)); if (atomic_dec_and_test(&appldata_expire_count)) { @@ -560,9 +559,9 @@ appldata_offline_cpu(int cpu) spin_unlock(&appldata_timer_lock); } -static int __cpuinit -appldata_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int __cpuinit appldata_cpu_notify(struct notifier_block *self, + unsigned long action, + void *hcpu) { switch (action) { case CPU_ONLINE: @@ -608,63 +607,15 @@ static int __init appldata_init(void) register_hotcpu_notifier(&appldata_nb); appldata_sysctl_header = register_sysctl_table(appldata_dir_table); -#ifdef MODULE - appldata_dir_table[0].de->owner = THIS_MODULE; - appldata_table[0].de->owner = THIS_MODULE; - appldata_table[1].de->owner = THIS_MODULE; -#endif P_DEBUG("Base interface initialized.\n"); return 0; } -/* - * appldata_exit() - * - * stop timer, unregister /proc entries - */ -static void __exit appldata_exit(void) -{ - struct list_head *lh; - struct appldata_ops *ops; - int rc, i; +__initcall(appldata_init); - P_DEBUG("Unloading module ...\n"); - /* - * ops list should be empty, but just in case something went wrong... - */ - spin_lock(&appldata_ops_lock); - list_for_each(lh, &appldata_ops_list) { - ops = list_entry(lh, struct appldata_ops, list); - rc = appldata_diag(ops->record_nr, APPLDATA_STOP_REC, - (unsigned long) ops->data, ops->size, - ops->mod_lvl); - if (rc != 0) { - P_ERROR("STOP DIAG 0xDC for %s failed, " - "return code: %d\n", ops->name, rc); - } - } - spin_unlock(&appldata_ops_lock); - - for_each_online_cpu(i) - appldata_offline_cpu(i); - - appldata_timer_active = 0; - - unregister_sysctl_table(appldata_sysctl_header); - - destroy_workqueue(appldata_wq); - P_DEBUG("... module unloaded!\n"); -} /**************************** init / exit <END> ******************************/ - -module_init(appldata_init); -module_exit(appldata_exit); -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Gerald Schaefer"); -MODULE_DESCRIPTION("Linux-VM Monitor Stream, base infrastructure"); - EXPORT_SYMBOL_GPL(appldata_register_ops); EXPORT_SYMBOL_GPL(appldata_unregister_ops); EXPORT_SYMBOL_GPL(appldata_diag); diff --git a/arch/s390/appldata/appldata_net_sum.c b/arch/s390/appldata/appldata_net_sum.c index 2180ac105b05..6c1815a47714 100644 --- a/arch/s390/appldata/appldata_net_sum.c +++ b/arch/s390/appldata/appldata_net_sum.c @@ -16,6 +16,7 @@ #include <linux/errno.h> #include <linux/kernel_stat.h> #include <linux/netdevice.h> +#include <net/net_namespace.h> #include "appldata.h" @@ -107,7 +108,7 @@ static void appldata_get_net_sum_data(void *data) tx_dropped = 0; collisions = 0; read_lock(&dev_base_lock); - for_each_netdev(dev) { + for_each_netdev(&init_net, dev) { stats = dev->get_stats(dev); rx_packets += stats->rx_packets; tx_packets += stats->tx_packets; diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c index 3660ca6a3306..512669691ad0 100644 --- a/arch/s390/crypto/aes_s390.c +++ b/arch/s390/crypto/aes_s390.c @@ -7,7 +7,7 @@ * Copyright IBM Corp. 2005,2007 * Author(s): Jan Glauber (jang@de.ibm.com) * - * Derived from "crypto/aes.c" + * Derived from "crypto/aes_generic.c" * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c index af4460ec381f..5a834f6578ab 100644 --- a/arch/s390/crypto/sha1_s390.c +++ b/arch/s390/crypto/sha1_s390.c @@ -12,7 +12,7 @@ * Author(s): Thomas Spatzier * Jan Glauber (jan.glauber@de.ibm.com) * - * Derived from "crypto/sha1.c" + * Derived from "crypto/sha1_generic.c" * Copyright (c) Alan Smithee. * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk> * Copyright (c) Jean-Francois Dive <jef@linuxbe.org> @@ -26,12 +26,10 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/crypto.h> +#include <crypto/sha.h> #include "crypt_s390.h" -#define SHA1_DIGEST_SIZE 20 -#define SHA1_BLOCK_SIZE 64 - struct s390_sha1_ctx { u64 count; /* message length */ u32 state[5]; @@ -42,11 +40,11 @@ static void sha1_init(struct crypto_tfm *tfm) { struct s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm); - sctx->state[0] = 0x67452301; - sctx->state[1] = 0xEFCDAB89; - sctx->state[2] = 0x98BADCFE; - sctx->state[3] = 0x10325476; - sctx->state[4] = 0xC3D2E1F0; + sctx->state[0] = SHA1_H0; + sctx->state[1] = SHA1_H1; + sctx->state[2] = SHA1_H2; + sctx->state[3] = SHA1_H3; + sctx->state[4] = SHA1_H4; sctx->count = 0; } diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c index 2ced3330bce0..ccf8633c4f65 100644 --- a/arch/s390/crypto/sha256_s390.c +++ b/arch/s390/crypto/sha256_s390.c @@ -7,7 +7,7 @@ * Copyright IBM Corp. 2005,2007 * Author(s): Jan Glauber (jang@de.ibm.com) * - * Derived from "crypto/sha256.c" + * Derived from "crypto/sha256_generic.c" * and "arch/s390/crypto/sha1_s390.c" * * This program is free software; you can redistribute it and/or modify it @@ -19,12 +19,10 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/crypto.h> +#include <crypto/sha.h> #include "crypt_s390.h" -#define SHA256_DIGEST_SIZE 32 -#define SHA256_BLOCK_SIZE 64 - struct s390_sha256_ctx { u64 count; /* message length */ u32 state[8]; @@ -35,14 +33,14 @@ static void sha256_init(struct crypto_tfm *tfm) { struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm); - sctx->state[0] = 0x6a09e667; - sctx->state[1] = 0xbb67ae85; - sctx->state[2] = 0x3c6ef372; - sctx->state[3] = 0xa54ff53a; - sctx->state[4] = 0x510e527f; - sctx->state[5] = 0x9b05688c; - sctx->state[6] = 0x1f83d9ab; - sctx->state[7] = 0x5be0cd19; + sctx->state[0] = SHA256_H0; + sctx->state[1] = SHA256_H1; + sctx->state[2] = SHA256_H2; + sctx->state[3] = SHA256_H3; + sctx->state[4] = SHA256_H4; + sctx->state[5] = SHA256_H5; + sctx->state[6] = SHA256_H6; + sctx->state[7] = SHA256_H7; sctx->count = 0; } diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c index ad4ca75c0f04..5245717295b8 100644 --- a/arch/s390/hypfs/inode.c +++ b/arch/s390/hypfs/inode.c @@ -60,17 +60,28 @@ static void hypfs_add_dentry(struct dentry *dentry) hypfs_last_dentry = dentry; } +static inline int hypfs_positive(struct dentry *dentry) +{ + return dentry->d_inode && !d_unhashed(dentry); +} + static void hypfs_remove(struct dentry *dentry) { struct dentry *parent; parent = dentry->d_parent; - if (S_ISDIR(dentry->d_inode->i_mode)) - simple_rmdir(parent->d_inode, dentry); - else - simple_unlink(parent->d_inode, dentry); + if (!parent || !parent->d_inode) + return; + mutex_lock(&parent->d_inode->i_mutex); + if (hypfs_positive(dentry)) { + if (S_ISDIR(dentry->d_inode->i_mode)) + simple_rmdir(parent->d_inode, dentry); + else + simple_unlink(parent->d_inode, dentry); + } d_delete(dentry); dput(dentry); + mutex_unlock(&parent->d_inode->i_mutex); } static void hypfs_delete_tree(struct dentry *root) @@ -315,6 +326,7 @@ static int hypfs_fill_super(struct super_block *sb, void *data, int silent) } hypfs_update_update(sb); sb->s_root = root_dentry; + printk(KERN_INFO "hypfs: Hypervisor filesystem mounted\n"); return 0; err_tree: @@ -356,13 +368,17 @@ static struct dentry *hypfs_create_file(struct super_block *sb, qname.name = name; qname.len = strlen(name); qname.hash = full_name_hash(name, qname.len); + mutex_lock(&parent->d_inode->i_mutex); dentry = lookup_one_len(name, parent, strlen(name)); - if (IS_ERR(dentry)) - return ERR_PTR(-ENOMEM); + if (IS_ERR(dentry)) { + dentry = ERR_PTR(-ENOMEM); + goto fail; + } inode = hypfs_make_inode(sb, mode); if (!inode) { dput(dentry); - return ERR_PTR(-ENOMEM); + dentry = ERR_PTR(-ENOMEM); + goto fail; } if (mode & S_IFREG) { inode->i_fop = &hypfs_file_ops; @@ -379,6 +395,8 @@ static struct dentry *hypfs_create_file(struct super_block *sb, inode->i_private = data; d_instantiate(dentry, inode); dget(dentry); +fail: + mutex_unlock(&parent->d_inode->i_mutex); return dentry; } @@ -391,7 +409,6 @@ struct dentry *hypfs_mkdir(struct super_block *sb, struct dentry *parent, if (IS_ERR(dentry)) return dentry; hypfs_add_dentry(dentry); - parent->d_inode->i_nlink++; return dentry; } diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index 3195d375bd51..56cb71007cd9 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -6,7 +6,7 @@ EXTRA_AFLAGS := -traditional obj-y := bitmap.o traps.o time.o process.o base.o early.o \ setup.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o \ - semaphore.o s390_ext.o debug.o irq.o ipl.o dis.o + semaphore.o s390_ext.o debug.o irq.o ipl.o dis.o diag.o obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o) obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o) diff --git a/arch/s390/kernel/audit.c b/arch/s390/kernel/audit.c index d1c76fe10f29..f4932c22ebe4 100644 --- a/arch/s390/kernel/audit.c +++ b/arch/s390/kernel/audit.c @@ -2,6 +2,7 @@ #include <linux/types.h> #include <linux/audit.h> #include <asm/unistd.h> +#include "audit.h" static unsigned dir_class[] = { #include <asm-generic/audit_dir_write.h> @@ -40,7 +41,6 @@ int audit_classify_arch(int arch) int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_COMPAT - extern int s390_classify_syscall(unsigned); if (abi == AUDIT_ARCH_S390) return s390_classify_syscall(syscall); #endif @@ -61,11 +61,6 @@ int audit_classify_syscall(int abi, unsigned syscall) static int __init audit_classes_init(void) { #ifdef CONFIG_COMPAT - extern __u32 s390_dir_class[]; - extern __u32 s390_write_class[]; - extern __u32 s390_read_class[]; - extern __u32 s390_chattr_class[]; - extern __u32 s390_signal_class[]; audit_register_class(AUDIT_CLASS_WRITE_32, s390_write_class); audit_register_class(AUDIT_CLASS_READ_32, s390_read_class); audit_register_class(AUDIT_CLASS_DIR_WRITE_32, s390_dir_class); diff --git a/arch/s390/kernel/audit.h b/arch/s390/kernel/audit.h new file mode 100644 index 000000000000..12b56f4b5a73 --- /dev/null +++ b/arch/s390/kernel/audit.h @@ -0,0 +1,15 @@ +#ifndef __ARCH_S390_KERNEL_AUDIT_H +#define __ARCH_S390_KERNEL_AUDIT_H + +#include <linux/types.h> + +#ifdef CONFIG_COMPAT +extern int s390_classify_syscall(unsigned); +extern __u32 s390_dir_class[]; +extern __u32 s390_write_class[]; +extern __u32 s390_read_class[]; +extern __u32 s390_chattr_class[]; +extern __u32 s390_signal_class[]; +#endif /* CONFIG_COMPAT */ + +#endif /* __ARCH_S390_KERNEL_AUDIT_H */ diff --git a/arch/s390/kernel/compat_audit.c b/arch/s390/kernel/compat_audit.c index 0569f5126e49..d6487bf879e5 100644 --- a/arch/s390/kernel/compat_audit.c +++ b/arch/s390/kernel/compat_audit.c @@ -1,5 +1,6 @@ #undef __s390x__ #include <asm/unistd.h> +#include "audit.h" unsigned s390_dir_class[] = { #include <asm-generic/audit_dir_write.h> diff --git a/arch/s390/kernel/cpcmd.c b/arch/s390/kernel/cpcmd.c index 6c89f30c8e31..d8c1131e0815 100644 --- a/arch/s390/kernel/cpcmd.c +++ b/arch/s390/kernel/cpcmd.c @@ -2,7 +2,7 @@ * arch/s390/kernel/cpcmd.c * * S390 version - * Copyright (C) 1999,2005 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Copyright IBM Corp. 1999,2007 * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), * Christian Borntraeger (cborntra@de.ibm.com), */ @@ -21,6 +21,49 @@ static DEFINE_SPINLOCK(cpcmd_lock); static char cpcmd_buf[241]; +static int diag8_noresponse(int cmdlen) +{ + register unsigned long reg2 asm ("2") = (addr_t) cpcmd_buf; + register unsigned long reg3 asm ("3") = cmdlen; + + asm volatile( +#ifndef CONFIG_64BIT + " diag %1,%0,0x8\n" +#else /* CONFIG_64BIT */ + " sam31\n" + " diag %1,%0,0x8\n" + " sam64\n" +#endif /* CONFIG_64BIT */ + : "+d" (reg3) : "d" (reg2) : "cc"); + return reg3; +} + +static int diag8_response(int cmdlen, char *response, int *rlen) +{ + register unsigned long reg2 asm ("2") = (addr_t) cpcmd_buf; + register unsigned long reg3 asm ("3") = (addr_t) response; + register unsigned long reg4 asm ("4") = cmdlen | 0x40000000L; + register unsigned long reg5 asm ("5") = *rlen; + + asm volatile( +#ifndef CONFIG_64BIT + " diag %2,%0,0x8\n" + " brc 8,1f\n" + " ar %1,%4\n" +#else /* CONFIG_64BIT */ + " sam31\n" + " diag %2,%0,0x8\n" + " sam64\n" + " brc 8,1f\n" + " agr %1,%4\n" +#endif /* CONFIG_64BIT */ + "1:\n" + : "+d" (reg4), "+d" (reg5) + : "d" (reg2), "d" (reg3), "d" (*rlen) : "cc"); + *rlen = reg5; + return reg4; +} + /* * __cpcmd has some restrictions over cpcmd * - the response buffer must reside below 2GB (if any) @@ -28,59 +71,27 @@ static char cpcmd_buf[241]; */ int __cpcmd(const char *cmd, char *response, int rlen, int *response_code) { - unsigned cmdlen; - int return_code, return_len; + int cmdlen; + int rc; + int response_len; cmdlen = strlen(cmd); BUG_ON(cmdlen > 240); memcpy(cpcmd_buf, cmd, cmdlen); ASCEBC(cpcmd_buf, cmdlen); - if (response != NULL && rlen > 0) { - register unsigned long reg2 asm ("2") = (addr_t) cpcmd_buf; - register unsigned long reg3 asm ("3") = (addr_t) response; - register unsigned long reg4 asm ("4") = cmdlen | 0x40000000L; - register unsigned long reg5 asm ("5") = rlen; - + if (response) { memset(response, 0, rlen); - asm volatile( -#ifndef CONFIG_64BIT - " diag %2,%0,0x8\n" - " brc 8,1f\n" - " ar %1,%4\n" -#else /* CONFIG_64BIT */ - " sam31\n" - " diag %2,%0,0x8\n" - " sam64\n" - " brc 8,1f\n" - " agr %1,%4\n" -#endif /* CONFIG_64BIT */ - "1:\n" - : "+d" (reg4), "+d" (reg5) - : "d" (reg2), "d" (reg3), "d" (rlen) : "cc"); - return_code = (int) reg4; - return_len = (int) reg5; - EBCASC(response, rlen); + response_len = rlen; + rc = diag8_response(cmdlen, response, &rlen); + EBCASC(response, response_len); } else { - register unsigned long reg2 asm ("2") = (addr_t) cpcmd_buf; - register unsigned long reg3 asm ("3") = cmdlen; - return_len = 0; - asm volatile( -#ifndef CONFIG_64BIT - " diag %1,%0,0x8\n" -#else /* CONFIG_64BIT */ - " sam31\n" - " diag %1,%0,0x8\n" - " sam64\n" -#endif /* CONFIG_64BIT */ - : "+d" (reg3) : "d" (reg2) : "cc"); - return_code = (int) reg3; + rc = diag8_noresponse(cmdlen); } - if (response_code != NULL) - *response_code = return_code; - return return_len; + if (response_code) + *response_code = rc; + return rlen; } - EXPORT_SYMBOL(__cpcmd); int cpcmd(const char *cmd, char *response, int rlen, int *response_code) @@ -109,5 +120,4 @@ int cpcmd(const char *cmd, char *response, int rlen, int *response_code) } return len; } - EXPORT_SYMBOL(cpcmd); diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c new file mode 100644 index 000000000000..c032d11da8a1 --- /dev/null +++ b/arch/s390/kernel/diag.c @@ -0,0 +1,102 @@ +/* + * Implementation of s390 diagnose codes + * + * Copyright IBM Corp. 2007 + * Author(s): Michael Holzheu <holzheu@de.ibm.com> + */ + +#include <linux/module.h> +#include <asm/diag.h> + +/* + * Diagnose 10: Release pages + */ +void diag10(unsigned long addr) +{ + if (addr >= 0x7ff00000) + return; + asm volatile( +#ifdef CONFIG_64BIT + " sam31\n" + " diag %0,%0,0x10\n" + "0: sam64\n" +#else + " diag %0,%0,0x10\n" + "0:\n" +#endif + EX_TABLE(0b, 0b) + : : "a" (addr)); +} +EXPORT_SYMBOL(diag10); + +/* + * Diagnose 14: Input spool file manipulation + */ +int diag14(unsigned long rx, unsigned long ry1, unsigned long subcode) +{ + register unsigned long _ry1 asm("2") = ry1; + register unsigned long _ry2 asm("3") = subcode; + int rc = 0; + + asm volatile( +#ifdef CONFIG_64BIT + " sam31\n" + " diag %2,2,0x14\n" + " sam64\n" +#else + " diag %2,2,0x14\n" +#endif + " ipm %0\n" + " srl %0,28\n" + : "=d" (rc), "+d" (_ry2) + : "d" (rx), "d" (_ry1) + : "cc"); + + return rc; +} +EXPORT_SYMBOL(diag14); + +/* + * Diagnose 210: Get information about a virtual device + */ +int diag210(struct diag210 *addr) +{ + /* + * diag 210 needs its data below the 2GB border, so we + * use a static data area to be sure + */ + static struct diag210 diag210_tmp; + static DEFINE_SPINLOCK(diag210_lock); + unsigned long flags; + int ccode; + + spin_lock_irqsave(&diag210_lock, flags); + diag210_tmp = *addr; + +#ifdef CONFIG_64BIT + asm volatile( + " lhi %0,-1\n" + " sam31\n" + " diag %1,0,0x210\n" + "0: ipm %0\n" + " srl %0,28\n" + "1: sam64\n" + EX_TABLE(0b, 1b) + : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory"); +#else + asm volatile( + " lhi %0,-1\n" + " diag %1,0,0x210\n" + "0: ipm %0\n" + " srl %0,28\n" + "1:\n" + EX_TABLE(0b, 1b) + : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory"); +#endif + + *addr = diag210_tmp; + spin_unlock_irqrestore(&diag210_lock, flags); + + return ccode; +} +EXPORT_SYMBOL(diag210); diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c index d3057318f2bf..c14a336f6300 100644 --- a/arch/s390/kernel/dis.c +++ b/arch/s390/kernel/dis.c @@ -577,7 +577,7 @@ static struct insn opcode_b2[] = { { "esta", 0x4a, INSTR_RRE_RR }, { "lura", 0x4b, INSTR_RRE_RR }, { "tar", 0x4c, INSTR_RRE_AR }, - { "cpya", INSTR_RRE_AA }, + { "cpya", 0x4d, INSTR_RRE_AA }, { "sar", 0x4e, INSTR_RRE_AR }, { "ear", 0x4f, INSTR_RRE_RA }, { "csp", 0x50, INSTR_RRE_RR }, @@ -1162,6 +1162,7 @@ static int print_insn(char *buffer, unsigned char *code, unsigned long addr) unsigned int value; char separator; char *ptr; + int i; ptr = buffer; insn = find_insn(code); @@ -1169,7 +1170,8 @@ static int print_insn(char *buffer, unsigned char *code, unsigned long addr) ptr += sprintf(ptr, "%.5s\t", insn->name); /* Extract the operands. */ separator = 0; - for (ops = formats[insn->format] + 1; *ops != 0; ops++) { + for (ops = formats[insn->format] + 1, i = 0; + *ops != 0 && i < 6; ops++, i++) { operand = operands + *ops; value = extract_operand(code, operand); if ((operand->flags & OPERAND_INDEX) && value == 0) @@ -1241,7 +1243,6 @@ void show_code(struct pt_regs *regs) } /* Find a starting point for the disassembly. */ while (start < 32) { - hops = 0; for (i = 0, hops = 0; start + i < 32 && hops < 3; hops++) { if (!find_insn(code + start + i)) break; diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index 8b8f136d9cc7..66b51901c87d 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -735,10 +735,10 @@ void do_reipl(void) case REIPL_METHOD_CCW_VM: reipl_get_ascii_loadparm(loadparm); if (strlen(loadparm) == 0) - sprintf(buf, "IPL %X", + sprintf(buf, "IPL %X CLEAR", reipl_block_ccw->ipl_info.ccw.devno); else - sprintf(buf, "IPL %X LOADPARM '%s'", + sprintf(buf, "IPL %X CLEAR LOADPARM '%s'", reipl_block_ccw->ipl_info.ccw.devno, loadparm); __cpcmd(buf, NULL, 0, NULL); break; diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index 8f0cbca31203..c36d8123ca14 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -95,7 +95,6 @@ asmlinkage void do_softirq(void) local_irq_restore(flags); } -EXPORT_SYMBOL(do_softirq); void init_irq_proc(void) { diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 358d2bbbc481..e40373d9fbce 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -85,7 +85,7 @@ void __kprobes get_instruction_type(struct arch_specific_insn *ainsn) ainsn->reg = (*ainsn->insn & 0xf0) >> 4; /* save the instruction length (pop 5-5) in bytes */ - switch (*(__u8 *) (ainsn->insn) >> 4) { + switch (*(__u8 *) (ainsn->insn) >> 6) { case 0: ainsn->ilen = 2; break; diff --git a/arch/s390/kernel/s390_ksyms.c b/arch/s390/kernel/s390_ksyms.c index 90b5ef529eb7..7234c737f825 100644 --- a/arch/s390/kernel/s390_ksyms.c +++ b/arch/s390/kernel/s390_ksyms.c @@ -25,7 +25,6 @@ EXPORT_SYMBOL(_oi_bitmap); EXPORT_SYMBOL(_ni_bitmap); EXPORT_SYMBOL(_zb_findmap); EXPORT_SYMBOL(_sb_findmap); -EXPORT_SYMBOL(diag10); /* * semaphore ops diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S index b4622a3889b0..849120e3e28a 100644 --- a/arch/s390/kernel/vmlinux.lds.S +++ b/arch/s390/kernel/vmlinux.lds.S @@ -2,6 +2,7 @@ * Written by Martin Schwidefsky (schwidefsky@de.ibm.com) */ +#include <asm/page.h> #include <asm-generic/vmlinux.lds.h> #ifndef CONFIG_64BIT @@ -18,121 +19,142 @@ jiffies = jiffies_64; SECTIONS { - . = 0x00000000; - _text = .; /* Text and read-only data */ - .text : { - *(.text.head) + . = 0x00000000; + .text : { + _text = .; /* Text and read-only data */ + *(.text.head) TEXT_TEXT - SCHED_TEXT - LOCK_TEXT - KPROBES_TEXT - *(.fixup) - *(.gnu.warning) + SCHED_TEXT + LOCK_TEXT + KPROBES_TEXT + *(.fixup) + *(.gnu.warning) } = 0x0700 - _etext = .; /* End of text section */ + _etext = .; /* End of text section */ - RODATA + RODATA #ifdef CONFIG_SHARED_KERNEL - . = ALIGN(1048576); /* VM shared segments are 1MB aligned */ + . = ALIGN(0x100000); /* VM shared segments are 1MB aligned */ #endif - . = ALIGN(4096); - _eshared = .; /* End of shareable data */ - - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - NOTES - - BUG_TABLE - - .data : { /* Data */ - DATA_DATA - CONSTRUCTORS - } - - . = ALIGN(4096); - __nosave_begin = .; - .data_nosave : { *(.data.nosave) } - . = ALIGN(4096); - __nosave_end = .; - - . = ALIGN(4096); - .data.page_aligned : { *(.data.idt) } - - . = ALIGN(256); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } - - . = ALIGN(256); - .data.read_mostly : { *(.data.read_mostly) } - _edata = .; /* End of data section */ - - . = ALIGN(8192); /* init_task */ - .data.init_task : { *(.data.init_task) } - - /* will be freed after init */ - . = ALIGN(4096); /* Init code and data */ - __init_begin = .; - .init.text : { - _sinittext = .; - *(.init.text) - _einittext = .; - } - /* - * .exit.text is discarded at runtime, not link time, - * to deal with references from __bug_table - */ - .exit.text : { *(.exit.text) } - - .init.data : { *(.init.data) } - . = ALIGN(256); - __setup_start = .; - .init.setup : { *(.init.setup) } - __setup_end = .; - __initcall_start = .; - .initcall.init : { - INITCALLS - } - __initcall_end = .; - __con_initcall_start = .; - .con_initcall.init : { *(.con_initcall.init) } - __con_initcall_end = .; - SECURITY_INIT + . = ALIGN(PAGE_SIZE); + _eshared = .; /* End of shareable data */ + + . = ALIGN(16); /* Exception table */ + __ex_table : { + __start___ex_table = .; + *(__ex_table) + __stop___ex_table = .; + } + + NOTES + BUG_TABLE + + .data : { /* Data */ + DATA_DATA + CONSTRUCTORS + } + + . = ALIGN(PAGE_SIZE); + .data_nosave : { + __nosave_begin = .; + *(.data.nosave) + } + . = ALIGN(PAGE_SIZE); + __nosave_end = .; + + . = ALIGN(PAGE_SIZE); + .data.page_aligned : { + *(.data.idt) + } + + . = ALIGN(0x100); + .data.cacheline_aligned : { + *(.data.cacheline_aligned) + } + + . = ALIGN(0x100); + .data.read_mostly : { + *(.data.read_mostly) + } + _edata = .; /* End of data section */ + + . = ALIGN(2 * PAGE_SIZE); /* init_task */ + .data.init_task : { + *(.data.init_task) + } + + /* will be freed after init */ + . = ALIGN(PAGE_SIZE); /* Init code and data */ + __init_begin = .; + .init.text : { + _sinittext = .; + *(.init.text) + _einittext = .; + } + /* + * .exit.text is discarded at runtime, not link time, + * to deal with references from __bug_table + */ + .exit.text : { + *(.exit.text) + } + + .init.data : { + *(.init.data) + } + . = ALIGN(0x100); + .init.setup : { + __setup_start = .; + *(.init.setup) + __setup_end = .; + } + .initcall.init : { + __initcall_start = .; + INITCALLS + __initcall_end = .; + } + + .con_initcall.init : { + __con_initcall_start = .; + *(.con_initcall.init) + __con_initcall_end = .; + } + SECURITY_INIT #ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(256); - __initramfs_start = .; - .init.ramfs : { *(.init.initramfs) } - . = ALIGN(2); - __initramfs_end = .; + . = ALIGN(0x100); + .init.ramfs : { + __initramfs_start = .; + *(.init.ramfs) + . = ALIGN(2); + __initramfs_end = .; + } #endif - PERCPU(4096) - . = ALIGN(4096); - __init_end = .; - /* freed after init ends here */ - - __bss_start = .; /* BSS */ - .bss : { *(.bss) } - . = ALIGN(2); - __bss_stop = .; - - _end = . ; - - /* Sections to be discarded */ - /DISCARD/ : { - *(.exit.data) *(.exitcall.exit) - } - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } + + PERCPU(PAGE_SIZE) + . = ALIGN(PAGE_SIZE); + __init_end = .; /* freed after init ends here */ + + /* BSS */ + .bss : { + __bss_start = .; + *(.bss) + . = ALIGN(2); + __bss_stop = .; + } + + _end = . ; + + /* Sections to be discarded */ + /DISCARD/ : { + *(.exit.data) + *(.exitcall.exit) + } + + /* Debugging sections. */ + STABS_DEBUG + DWARF_DEBUG } diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c index c5b2f4f078bc..fabc50adc46a 100644 --- a/arch/s390/mm/cmm.c +++ b/arch/s390/mm/cmm.c @@ -20,6 +20,7 @@ #include <asm/pgalloc.h> #include <asm/uaccess.h> +#include <asm/diag.h> static char *sender = "VMRMSVM"; module_param(sender, charp, 0400); diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 54055194e9af..4c1ac341ec80 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -468,7 +468,7 @@ typedef struct { __u64 refselmk; __u64 refcmpmk; __u64 reserved; -} __attribute__ ((packed)) pfault_refbk_t; +} __attribute__ ((packed, aligned(8))) pfault_refbk_t; int pfault_init(void) { diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 9098531a2671..3a25bbf2eb0a 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -42,23 +42,6 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); pgd_t swapper_pg_dir[PTRS_PER_PGD] __attribute__((__aligned__(PAGE_SIZE))); char empty_zero_page[PAGE_SIZE] __attribute__((__aligned__(PAGE_SIZE))); -void diag10(unsigned long addr) -{ - if (addr >= 0x7ff00000) - return; - asm volatile( -#ifdef CONFIG_64BIT - " sam31\n" - " diag %0,%0,0x10\n" - "0: sam64\n" -#else - " diag %0,%0,0x10\n" - "0:\n" -#endif - EX_TABLE(0b,0b) - : : "a" (addr)); -} - void show_mem(void) { int i, total = 0, reserved = 0; |