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-rw-r--r--arch/sparc64/kernel/Makefile6
-rw-r--r--arch/sparc64/kernel/audit.c6
-rw-r--r--arch/sparc64/kernel/irq.c3
-rw-r--r--arch/sparc64/kernel/isa.c191
-rw-r--r--arch/sparc64/kernel/of_device.c6
-rw-r--r--arch/sparc64/kernel/pci.c2
-rw-r--r--arch/sparc64/kernel/process.c12
-rw-r--r--arch/sparc64/kernel/signal.c16
-rw-r--r--arch/sparc64/kernel/signal32.c272
-rw-r--r--arch/sparc64/kernel/sparc64_ksyms.c2
-rw-r--r--arch/sparc64/kernel/sys_sparc32.c11
11 files changed, 41 insertions, 486 deletions
diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile
index 63c6ae0dd273..2bd0340b743d 100644
--- a/arch/sparc64/kernel/Makefile
+++ b/arch/sparc64/kernel/Makefile
@@ -15,17 +15,17 @@ obj-y := process.o setup.o cpu.o idprom.o \
15 visemul.o prom.o of_device.o hvapi.o sstate.o mdesc.o 15 visemul.o prom.o of_device.o hvapi.o sstate.o mdesc.o
16 16
17obj-$(CONFIG_STACKTRACE) += stacktrace.o 17obj-$(CONFIG_STACKTRACE) += stacktrace.o
18obj-$(CONFIG_PCI) += ebus.o isa.o pci_common.o \ 18obj-$(CONFIG_PCI) += ebus.o pci_common.o \
19 pci_psycho.o pci_sabre.o pci_schizo.o \ 19 pci_psycho.o pci_sabre.o pci_schizo.o \
20 pci_sun4v.o pci_sun4v_asm.o pci_fire.o 20 pci_sun4v.o pci_sun4v_asm.o pci_fire.o
21obj-$(CONFIG_PCI_MSI) += pci_msi.o 21obj-$(CONFIG_PCI_MSI) += pci_msi.o
22obj-$(CONFIG_SMP) += smp.o trampoline.o hvtramp.o 22obj-$(CONFIG_SMP) += smp.o trampoline.o hvtramp.o
23obj-$(CONFIG_SPARC32_COMPAT) += sys32.o sys_sparc32.o signal32.o 23obj-$(CONFIG_COMPAT) += sys32.o sys_sparc32.o signal32.o
24obj-$(CONFIG_MODULES) += module.o 24obj-$(CONFIG_MODULES) += module.o
25obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o 25obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o
26obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o 26obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o
27obj-$(CONFIG_KPROBES) += kprobes.o 27obj-$(CONFIG_KPROBES) += kprobes.o
28obj-$(CONFIG_SUN_LDOMS) += ldc.o vio.o viohs.o ds.o 28obj-$(CONFIG_SUN_LDOMS) += ldc.o vio.o viohs.o ds.o
29obj-$(CONFIG_AUDIT) += audit.o 29obj-$(CONFIG_AUDIT) += audit.o
30obj-$(CONFIG_AUDIT)$(CONFIG_SPARC32_COMPAT) += compat_audit.o 30obj-$(CONFIG_AUDIT)$(CONFIG_COMPAT) += compat_audit.o
31obj-y += $(obj-yy) 31obj-y += $(obj-yy)
diff --git a/arch/sparc64/kernel/audit.c b/arch/sparc64/kernel/audit.c
index 24d7f4b4178a..8fff0ac63d56 100644
--- a/arch/sparc64/kernel/audit.c
+++ b/arch/sparc64/kernel/audit.c
@@ -30,7 +30,7 @@ static unsigned signal_class[] = {
30 30
31int audit_classify_arch(int arch) 31int audit_classify_arch(int arch)
32{ 32{
33#ifdef CONFIG_SPARC32_COMPAT 33#ifdef CONFIG_COMPAT
34 if (arch == AUDIT_ARCH_SPARC) 34 if (arch == AUDIT_ARCH_SPARC)
35 return 1; 35 return 1;
36#endif 36#endif
@@ -39,7 +39,7 @@ int audit_classify_arch(int arch)
39 39
40int audit_classify_syscall(int abi, unsigned syscall) 40int audit_classify_syscall(int abi, unsigned syscall)
41{ 41{
42#ifdef CONFIG_SPARC32_COMPAT 42#ifdef CONFIG_COMPAT
43 extern int sparc32_classify_syscall(unsigned); 43 extern int sparc32_classify_syscall(unsigned);
44 if (abi == AUDIT_ARCH_SPARC) 44 if (abi == AUDIT_ARCH_SPARC)
45 return sparc32_classify_syscall(syscall); 45 return sparc32_classify_syscall(syscall);
@@ -60,7 +60,7 @@ int audit_classify_syscall(int abi, unsigned syscall)
60 60
61static int __init audit_classes_init(void) 61static int __init audit_classes_init(void)
62{ 62{
63#ifdef CONFIG_SPARC32_COMPAT 63#ifdef CONFIG_COMPAT
64 extern __u32 sparc32_dir_class[]; 64 extern __u32 sparc32_dir_class[];
65 extern __u32 sparc32_write_class[]; 65 extern __u32 sparc32_write_class[];
66 extern __u32 sparc32_read_class[]; 66 extern __u32 sparc32_read_class[];
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index eb88bd6e674e..b441a26b73b0 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -1,6 +1,6 @@
1/* irq.c: UltraSparc IRQ handling/init/registry. 1/* irq.c: UltraSparc IRQ handling/init/registry.
2 * 2 *
3 * Copyright (C) 1997, 2007 David S. Miller (davem@davemloft.net) 3 * Copyright (C) 1997, 2007, 2008 David S. Miller (davem@davemloft.net)
4 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) 4 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
5 * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) 5 * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
6 */ 6 */
@@ -308,6 +308,7 @@ static void sun4u_irq_enable(unsigned int virt_irq)
308 IMAP_AID_SAFARI | IMAP_NID_SAFARI); 308 IMAP_AID_SAFARI | IMAP_NID_SAFARI);
309 val |= tid | IMAP_VALID; 309 val |= tid | IMAP_VALID;
310 upa_writeq(val, imap); 310 upa_writeq(val, imap);
311 upa_writeq(ICLR_IDLE, data->iclr);
311 } 312 }
312} 313}
313 314
diff --git a/arch/sparc64/kernel/isa.c b/arch/sparc64/kernel/isa.c
deleted file mode 100644
index a2af5ed784c9..000000000000
--- a/arch/sparc64/kernel/isa.c
+++ /dev/null
@@ -1,191 +0,0 @@
1#include <linux/kernel.h>
2#include <linux/init.h>
3#include <linux/pci.h>
4#include <linux/slab.h>
5#include <asm/oplib.h>
6#include <asm/prom.h>
7#include <asm/of_device.h>
8#include <asm/isa.h>
9
10struct sparc_isa_bridge *isa_chain;
11
12static void __init fatal_err(const char *reason)
13{
14 prom_printf("ISA: fatal error, %s.\n", reason);
15}
16
17static void __init report_dev(struct sparc_isa_device *isa_dev, int child)
18{
19 if (child)
20 printk(" (%s)", isa_dev->prom_node->name);
21 else
22 printk(" [%s", isa_dev->prom_node->name);
23}
24
25static void __init isa_dev_get_resource(struct sparc_isa_device *isa_dev)
26{
27 struct of_device *op = of_find_device_by_node(isa_dev->prom_node);
28
29 memcpy(&isa_dev->resource, &op->resource[0], sizeof(struct resource));
30}
31
32static void __init isa_dev_get_irq(struct sparc_isa_device *isa_dev)
33{
34 struct of_device *op = of_find_device_by_node(isa_dev->prom_node);
35
36 if (!op || !op->num_irqs) {
37 isa_dev->irq = PCI_IRQ_NONE;
38 } else {
39 isa_dev->irq = op->irqs[0];
40 }
41}
42
43static void __init isa_fill_children(struct sparc_isa_device *parent_isa_dev)
44{
45 struct device_node *dp = parent_isa_dev->prom_node->child;
46
47 if (!dp)
48 return;
49
50 printk(" ->");
51 while (dp) {
52 struct sparc_isa_device *isa_dev;
53
54 isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
55 if (!isa_dev) {
56 fatal_err("cannot allocate child isa_dev");
57 prom_halt();
58 }
59
60 /* Link it in to parent. */
61 isa_dev->next = parent_isa_dev->child;
62 parent_isa_dev->child = isa_dev;
63
64 isa_dev->bus = parent_isa_dev->bus;
65 isa_dev->prom_node = dp;
66
67 isa_dev_get_resource(isa_dev);
68 isa_dev_get_irq(isa_dev);
69
70 report_dev(isa_dev, 1);
71
72 dp = dp->sibling;
73 }
74}
75
76static void __init isa_fill_devices(struct sparc_isa_bridge *isa_br)
77{
78 struct device_node *dp = isa_br->prom_node->child;
79
80 while (dp) {
81 struct sparc_isa_device *isa_dev;
82 struct dev_archdata *sd;
83
84 isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
85 if (!isa_dev) {
86 printk(KERN_DEBUG "ISA: cannot allocate isa_dev");
87 return;
88 }
89
90 sd = &isa_dev->ofdev.dev.archdata;
91 sd->prom_node = dp;
92 sd->op = &isa_dev->ofdev;
93 sd->iommu = isa_br->ofdev.dev.parent->archdata.iommu;
94 sd->stc = isa_br->ofdev.dev.parent->archdata.stc;
95 sd->numa_node = isa_br->ofdev.dev.parent->archdata.numa_node;
96
97 isa_dev->ofdev.node = dp;
98 isa_dev->ofdev.dev.parent = &isa_br->ofdev.dev;
99 isa_dev->ofdev.dev.bus = &isa_bus_type;
100 sprintf(isa_dev->ofdev.dev.bus_id, "isa[%08x]", dp->node);
101
102 /* Register with core */
103 if (of_device_register(&isa_dev->ofdev) != 0) {
104 printk(KERN_DEBUG "isa: device registration error for %s!\n",
105 dp->path_component_name);
106 kfree(isa_dev);
107 goto next_sibling;
108 }
109
110 /* Link it in. */
111 isa_dev->next = NULL;
112 if (isa_br->devices == NULL) {
113 isa_br->devices = isa_dev;
114 } else {
115 struct sparc_isa_device *tmp = isa_br->devices;
116
117 while (tmp->next)
118 tmp = tmp->next;
119
120 tmp->next = isa_dev;
121 }
122
123 isa_dev->bus = isa_br;
124 isa_dev->prom_node = dp;
125
126 isa_dev_get_resource(isa_dev);
127 isa_dev_get_irq(isa_dev);
128
129 report_dev(isa_dev, 0);
130
131 isa_fill_children(isa_dev);
132
133 printk("]");
134
135 next_sibling:
136 dp = dp->sibling;
137 }
138}
139
140void __init isa_init(void)
141{
142 struct pci_dev *pdev;
143 unsigned short vendor, device;
144 int index = 0;
145
146 vendor = PCI_VENDOR_ID_AL;
147 device = PCI_DEVICE_ID_AL_M1533;
148
149 pdev = NULL;
150 while ((pdev = pci_get_device(vendor, device, pdev)) != NULL) {
151 struct sparc_isa_bridge *isa_br;
152 struct device_node *dp;
153
154 dp = pci_device_to_OF_node(pdev);
155
156 isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);
157 if (!isa_br) {
158 printk(KERN_DEBUG "isa: cannot allocate sparc_isa_bridge");
159 pci_dev_put(pdev);
160 return;
161 }
162
163 isa_br->ofdev.node = dp;
164 isa_br->ofdev.dev.parent = &pdev->dev;
165 isa_br->ofdev.dev.bus = &isa_bus_type;
166 sprintf(isa_br->ofdev.dev.bus_id, "isa%d", index);
167
168 /* Register with core */
169 if (of_device_register(&isa_br->ofdev) != 0) {
170 printk(KERN_DEBUG "isa: device registration error for %s!\n",
171 dp->path_component_name);
172 kfree(isa_br);
173 pci_dev_put(pdev);
174 return;
175 }
176
177 /* Link it in. */
178 isa_br->next = isa_chain;
179 isa_chain = isa_br;
180
181 isa_br->self = pdev;
182 isa_br->index = index++;
183 isa_br->prom_node = dp;
184
185 printk("isa%d:", isa_br->index);
186
187 isa_fill_devices(isa_br);
188
189 printk("\n");
190 }
191}
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index 9e58e8cba1c3..d569f60c24b8 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -412,12 +412,6 @@ static int __init build_one_resource(struct device_node *parent,
412 412
413static int __init use_1to1_mapping(struct device_node *pp) 413static int __init use_1to1_mapping(struct device_node *pp)
414{ 414{
415 /* If this is on the PMU bus, don't try to translate it even
416 * if a ranges property exists.
417 */
418 if (!strcmp(pp->name, "pmu"))
419 return 1;
420
421 /* If we have a ranges property in the parent, use it. */ 415 /* If we have a ranges property in the parent, use it. */
422 if (of_find_property(pp, "ranges", NULL) != NULL) 416 if (of_find_property(pp, "ranges", NULL) != NULL)
423 return 0; 417 return 0;
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 49f912766519..dbf2fc2f4d87 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -23,7 +23,6 @@
23#include <asm/pgtable.h> 23#include <asm/pgtable.h>
24#include <asm/irq.h> 24#include <asm/irq.h>
25#include <asm/ebus.h> 25#include <asm/ebus.h>
26#include <asm/isa.h>
27#include <asm/prom.h> 26#include <asm/prom.h>
28#include <asm/apb.h> 27#include <asm/apb.h>
29 28
@@ -885,7 +884,6 @@ static int __init pcibios_init(void)
885 884
886 pci_scan_each_controller_bus(); 885 pci_scan_each_controller_bus();
887 886
888 isa_init();
889 ebus_init(); 887 ebus_init();
890 power_init(); 888 power_init();
891 889
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index acf8c5250aa9..056013749157 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -1,5 +1,4 @@
1/* $Id: process.c,v 1.131 2002/02/09 19:49:30 davem Exp $ 1/* arch/sparc64/kernel/process.c
2 * arch/sparc64/kernel/process.c
3 * 2 *
4 * Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu) 3 * Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu)
5 * Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be) 4 * Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be)
@@ -368,9 +367,6 @@ void flush_thread(void)
368 367
369 if (get_thread_current_ds() != ASI_AIUS) 368 if (get_thread_current_ds() != ASI_AIUS)
370 set_fs(USER_DS); 369 set_fs(USER_DS);
371
372 /* Init new signal delivery disposition. */
373 clear_thread_flag(TIF_NEWSIGNALS);
374} 370}
375 371
376/* It's a bit more tricky when 64-bit tasks are involved... */ 372/* It's a bit more tricky when 64-bit tasks are involved... */
@@ -595,6 +591,12 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
595 if (clone_flags & CLONE_SETTLS) 591 if (clone_flags & CLONE_SETTLS)
596 t->kregs->u_regs[UREG_G7] = regs->u_regs[UREG_I3]; 592 t->kregs->u_regs[UREG_G7] = regs->u_regs[UREG_I3];
597 593
594 /* We do not want to accidently trigger system call restart
595 * handling in the new thread. Therefore, clear out the trap
596 * type, which will make pt_regs_regs_is_syscall() return false.
597 */
598 pt_regs_clear_trap_type(t->kregs);
599
598 return 0; 600 return 0;
599} 601}
600 602
diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c
index 77a3e8592cbc..f2d88d8f7a42 100644
--- a/arch/sparc64/kernel/signal.c
+++ b/arch/sparc64/kernel/signal.c
@@ -8,7 +8,7 @@
8 * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) 8 * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
9 */ 9 */
10 10
11#ifdef CONFIG_SPARC32_COMPAT 11#ifdef CONFIG_COMPAT
12#include <linux/compat.h> /* for compat_old_sigset_t */ 12#include <linux/compat.h> /* for compat_old_sigset_t */
13#endif 13#endif
14#include <linux/sched.h> 14#include <linux/sched.h>
@@ -236,9 +236,6 @@ struct rt_signal_frame {
236 __siginfo_fpu_t fpu_state; 236 __siginfo_fpu_t fpu_state;
237}; 237};
238 238
239/* Align macros */
240#define RT_ALIGNEDSZ (((sizeof(struct rt_signal_frame) + 7) & (~7)))
241
242static long _sigpause_common(old_sigset_t set) 239static long _sigpause_common(old_sigset_t set)
243{ 240{
244 set &= _BLOCKABLE; 241 set &= _BLOCKABLE;
@@ -400,7 +397,7 @@ setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
400 synchronize_user_stack(); 397 synchronize_user_stack();
401 save_and_clear_fpu(); 398 save_and_clear_fpu();
402 399
403 sigframe_size = RT_ALIGNEDSZ; 400 sigframe_size = sizeof(struct rt_signal_frame);
404 if (!(current_thread_info()->fpsaved[0] & FPRS_FEF)) 401 if (!(current_thread_info()->fpsaved[0] & FPRS_FEF))
405 sigframe_size -= sizeof(__siginfo_fpu_t); 402 sigframe_size -= sizeof(__siginfo_fpu_t);
406 403
@@ -516,11 +513,10 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
516 struct k_sigaction ka; 513 struct k_sigaction ka;
517 sigset_t *oldset; 514 sigset_t *oldset;
518 siginfo_t info; 515 siginfo_t info;
519 int signr, tt; 516 int signr;
520 517
521 tt = regs->magic & 0x1ff; 518 if (pt_regs_is_syscall(regs)) {
522 if (tt == 0x110 || tt == 0x111 || tt == 0x16d) { 519 pt_regs_clear_trap_type(regs);
523 regs->magic &= ~0x1ff;
524 cookie.restart_syscall = 1; 520 cookie.restart_syscall = 1;
525 } else 521 } else
526 cookie.restart_syscall = 0; 522 cookie.restart_syscall = 0;
@@ -531,7 +527,7 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
531 else 527 else
532 oldset = &current->blocked; 528 oldset = &current->blocked;
533 529
534#ifdef CONFIG_SPARC32_COMPAT 530#ifdef CONFIG_COMPAT
535 if (test_thread_flag(TIF_32BIT)) { 531 if (test_thread_flag(TIF_32BIT)) {
536 extern void do_signal32(sigset_t *, struct pt_regs *, 532 extern void do_signal32(sigset_t *, struct pt_regs *,
537 struct signal_deliver_cookie *); 533 struct signal_deliver_cookie *);
diff --git a/arch/sparc64/kernel/signal32.c b/arch/sparc64/kernel/signal32.c
index 43cdec64d9c9..91f8d0826db1 100644
--- a/arch/sparc64/kernel/signal32.c
+++ b/arch/sparc64/kernel/signal32.c
@@ -1,5 +1,4 @@
1/* $Id: signal32.c,v 1.74 2002/02/09 19:49:30 davem Exp $ 1/* arch/sparc64/kernel/signal32.c
2 * arch/sparc64/kernel/signal32.c
3 * 2 *
4 * Copyright (C) 1991, 1992 Linus Torvalds 3 * Copyright (C) 1991, 1992 Linus Torvalds
5 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) 4 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
@@ -31,30 +30,6 @@
31 30
32#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) 31#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
33 32
34/* Signal frames: the original one (compatible with SunOS):
35 *
36 * Set up a signal frame... Make the stack look the way SunOS
37 * expects it to look which is basically:
38 *
39 * ---------------------------------- <-- %sp at signal time
40 * Struct sigcontext
41 * Signal address
42 * Ptr to sigcontext area above
43 * Signal code
44 * The signal number itself
45 * One register window
46 * ---------------------------------- <-- New %sp
47 */
48struct signal_sframe32 {
49 struct reg_window32 sig_window;
50 int sig_num;
51 int sig_code;
52 /* struct sigcontext32 * */ u32 sig_scptr;
53 int sig_address;
54 struct sigcontext32 sig_context;
55 unsigned int extramask[_COMPAT_NSIG_WORDS - 1];
56};
57
58/* This magic should be in g_upper[0] for all upper parts 33/* This magic should be in g_upper[0] for all upper parts
59 * to be valid. 34 * to be valid.
60 */ 35 */
@@ -65,12 +40,7 @@ typedef struct {
65 unsigned int asi; 40 unsigned int asi;
66} siginfo_extra_v8plus_t; 41} siginfo_extra_v8plus_t;
67 42
68/* 43struct signal_frame32 {
69 * And the new one, intended to be used for Linux applications only
70 * (we have enough in there to work with clone).
71 * All the interesting bits are in the info field.
72 */
73struct new_signal_frame32 {
74 struct sparc_stackf32 ss; 44 struct sparc_stackf32 ss;
75 __siginfo32_t info; 45 __siginfo32_t info;
76 /* __siginfo_fpu32_t * */ u32 fpu_save; 46 /* __siginfo_fpu32_t * */ u32 fpu_save;
@@ -149,8 +119,7 @@ struct rt_signal_frame32 {
149}; 119};
150 120
151/* Align macros */ 121/* Align macros */
152#define SF_ALIGNEDSZ (((sizeof(struct signal_sframe32) + 7) & (~7))) 122#define SF_ALIGNEDSZ (((sizeof(struct signal_frame32) + 7) & (~7)))
153#define NF_ALIGNEDSZ (((sizeof(struct new_signal_frame32) + 7) & (~7)))
154#define RT_ALIGNEDSZ (((sizeof(struct rt_signal_frame32) + 7) & (~7))) 123#define RT_ALIGNEDSZ (((sizeof(struct rt_signal_frame32) + 7) & (~7)))
155 124
156int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from) 125int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
@@ -241,17 +210,22 @@ static int restore_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu
241 return err; 210 return err;
242} 211}
243 212
244void do_new_sigreturn32(struct pt_regs *regs) 213void do_sigreturn32(struct pt_regs *regs)
245{ 214{
246 struct new_signal_frame32 __user *sf; 215 struct signal_frame32 __user *sf;
247 unsigned int psr; 216 unsigned int psr;
248 unsigned pc, npc, fpu_save; 217 unsigned pc, npc, fpu_save;
249 sigset_t set; 218 sigset_t set;
250 unsigned seta[_COMPAT_NSIG_WORDS]; 219 unsigned seta[_COMPAT_NSIG_WORDS];
251 int err, i; 220 int err, i;
252 221
222 /* Always make any pending restarted system calls return -EINTR */
223 current_thread_info()->restart_block.fn = do_no_restart_syscall;
224
225 synchronize_user_stack();
226
253 regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL; 227 regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL;
254 sf = (struct new_signal_frame32 __user *) regs->u_regs[UREG_FP]; 228 sf = (struct signal_frame32 __user *) regs->u_regs[UREG_FP];
255 229
256 /* 1. Make sure we are not getting garbage from the user */ 230 /* 1. Make sure we are not getting garbage from the user */
257 if (!access_ok(VERIFY_READ, sf, sizeof(*sf)) || 231 if (!access_ok(VERIFY_READ, sf, sizeof(*sf)) ||
@@ -319,76 +293,6 @@ segv:
319 force_sig(SIGSEGV, current); 293 force_sig(SIGSEGV, current);
320} 294}
321 295
322asmlinkage void do_sigreturn32(struct pt_regs *regs)
323{
324 struct sigcontext32 __user *scptr;
325 unsigned int pc, npc, psr;
326 sigset_t set;
327 unsigned int seta[_COMPAT_NSIG_WORDS];
328 int err;
329
330 /* Always make any pending restarted system calls return -EINTR */
331 current_thread_info()->restart_block.fn = do_no_restart_syscall;
332
333 synchronize_user_stack();
334 if (test_thread_flag(TIF_NEWSIGNALS)) {
335 do_new_sigreturn32(regs);
336 return;
337 }
338
339 scptr = (struct sigcontext32 __user *)
340 (regs->u_regs[UREG_I0] & 0x00000000ffffffffUL);
341 /* Check sanity of the user arg. */
342 if (!access_ok(VERIFY_READ, scptr, sizeof(struct sigcontext32)) ||
343 (((unsigned long) scptr) & 3))
344 goto segv;
345
346 err = __get_user(pc, &scptr->sigc_pc);
347 err |= __get_user(npc, &scptr->sigc_npc);
348
349 if ((pc | npc) & 3)
350 goto segv; /* Nice try. */
351
352 err |= __get_user(seta[0], &scptr->sigc_mask);
353 /* Note that scptr + 1 points to extramask */
354 err |= copy_from_user(seta+1, scptr + 1,
355 (_COMPAT_NSIG_WORDS - 1) * sizeof(unsigned int));
356 if (err)
357 goto segv;
358 switch (_NSIG_WORDS) {
359 case 4: set.sig[3] = seta[6] + (((long)seta[7]) << 32);
360 case 3: set.sig[2] = seta[4] + (((long)seta[5]) << 32);
361 case 2: set.sig[1] = seta[2] + (((long)seta[3]) << 32);
362 case 1: set.sig[0] = seta[0] + (((long)seta[1]) << 32);
363 }
364 sigdelsetmask(&set, ~_BLOCKABLE);
365 spin_lock_irq(&current->sighand->siglock);
366 current->blocked = set;
367 recalc_sigpending();
368 spin_unlock_irq(&current->sighand->siglock);
369
370 if (test_thread_flag(TIF_32BIT)) {
371 pc &= 0xffffffff;
372 npc &= 0xffffffff;
373 }
374 regs->tpc = pc;
375 regs->tnpc = npc;
376 err = __get_user(regs->u_regs[UREG_FP], &scptr->sigc_sp);
377 err |= __get_user(regs->u_regs[UREG_I0], &scptr->sigc_o0);
378 err |= __get_user(regs->u_regs[UREG_G1], &scptr->sigc_g1);
379
380 /* User can only change condition codes in %tstate. */
381 err |= __get_user(psr, &scptr->sigc_psr);
382 if (err)
383 goto segv;
384 regs->tstate &= ~(TSTATE_ICC|TSTATE_XCC);
385 regs->tstate |= psr_to_tstate_icc(psr);
386 return;
387
388segv:
389 force_sig(SIGSEGV, current);
390}
391
392asmlinkage void do_rt_sigreturn32(struct pt_regs *regs) 296asmlinkage void do_rt_sigreturn32(struct pt_regs *regs)
393{ 297{
394 struct rt_signal_frame32 __user *sf; 298 struct rt_signal_frame32 __user *sf;
@@ -504,145 +408,6 @@ static void __user *get_sigframe(struct sigaction *sa, struct pt_regs *regs, uns
504 return (void __user *)(sp - framesize); 408 return (void __user *)(sp - framesize);
505} 409}
506 410
507static void
508setup_frame32(struct sigaction *sa, struct pt_regs *regs, int signr, sigset_t *oldset, siginfo_t *info)
509{
510 struct signal_sframe32 __user *sframep;
511 struct sigcontext32 __user *sc;
512 unsigned int seta[_COMPAT_NSIG_WORDS];
513 int err = 0;
514 void __user *sig_address;
515 int sig_code;
516 unsigned long pc = regs->tpc;
517 unsigned long npc = regs->tnpc;
518 unsigned int psr;
519
520 if (test_thread_flag(TIF_32BIT)) {
521 pc &= 0xffffffff;
522 npc &= 0xffffffff;
523 }
524
525 synchronize_user_stack();
526 save_and_clear_fpu();
527
528 sframep = (struct signal_sframe32 __user *)
529 get_sigframe(sa, regs, SF_ALIGNEDSZ);
530 if (invalid_frame_pointer(sframep, sizeof(*sframep))){
531 /* Don't change signal code and address, so that
532 * post mortem debuggers can have a look.
533 */
534 do_exit(SIGILL);
535 }
536
537 sc = &sframep->sig_context;
538
539 /* We've already made sure frame pointer isn't in kernel space... */
540 err = __put_user((sas_ss_flags(regs->u_regs[UREG_FP]) == SS_ONSTACK),
541 &sc->sigc_onstack);
542
543 switch (_NSIG_WORDS) {
544 case 4: seta[7] = (oldset->sig[3] >> 32);
545 seta[6] = oldset->sig[3];
546 case 3: seta[5] = (oldset->sig[2] >> 32);
547 seta[4] = oldset->sig[2];
548 case 2: seta[3] = (oldset->sig[1] >> 32);
549 seta[2] = oldset->sig[1];
550 case 1: seta[1] = (oldset->sig[0] >> 32);
551 seta[0] = oldset->sig[0];
552 }
553 err |= __put_user(seta[0], &sc->sigc_mask);
554 err |= __copy_to_user(sframep->extramask, seta + 1,
555 (_COMPAT_NSIG_WORDS - 1) * sizeof(unsigned int));
556 err |= __put_user(regs->u_regs[UREG_FP], &sc->sigc_sp);
557 err |= __put_user(pc, &sc->sigc_pc);
558 err |= __put_user(npc, &sc->sigc_npc);
559 psr = tstate_to_psr(regs->tstate);
560 if (current_thread_info()->fpsaved[0] & FPRS_FEF)
561 psr |= PSR_EF;
562 err |= __put_user(psr, &sc->sigc_psr);
563 err |= __put_user(regs->u_regs[UREG_G1], &sc->sigc_g1);
564 err |= __put_user(regs->u_regs[UREG_I0], &sc->sigc_o0);
565 err |= __put_user(get_thread_wsaved(), &sc->sigc_oswins);
566
567 err |= copy_in_user((u32 __user *)sframep,
568 (u32 __user *)(regs->u_regs[UREG_FP]),
569 sizeof(struct reg_window32));
570
571 set_thread_wsaved(0); /* So process is allowed to execute. */
572 err |= __put_user(signr, &sframep->sig_num);
573 sig_address = NULL;
574 sig_code = 0;
575 if (SI_FROMKERNEL (info) && (info->si_code & __SI_MASK) == __SI_FAULT) {
576 sig_address = info->si_addr;
577 switch (signr) {
578 case SIGSEGV:
579 switch (info->si_code) {
580 case SEGV_MAPERR: sig_code = SUBSIG_NOMAPPING; break;
581 default: sig_code = SUBSIG_PROTECTION; break;
582 }
583 break;
584 case SIGILL:
585 switch (info->si_code) {
586 case ILL_ILLOPC: sig_code = SUBSIG_ILLINST; break;
587 case ILL_PRVOPC: sig_code = SUBSIG_PRIVINST; break;
588 case ILL_ILLTRP: sig_code = SUBSIG_BADTRAP(info->si_trapno); break;
589 default: sig_code = SUBSIG_STACK; break;
590 }
591 break;
592 case SIGFPE:
593 switch (info->si_code) {
594 case FPE_INTDIV: sig_code = SUBSIG_IDIVZERO; break;
595 case FPE_INTOVF: sig_code = SUBSIG_FPINTOVFL; break;
596 case FPE_FLTDIV: sig_code = SUBSIG_FPDIVZERO; break;
597 case FPE_FLTOVF: sig_code = SUBSIG_FPOVFLOW; break;
598 case FPE_FLTUND: sig_code = SUBSIG_FPUNFLOW; break;
599 case FPE_FLTRES: sig_code = SUBSIG_FPINEXACT; break;
600 case FPE_FLTINV: sig_code = SUBSIG_FPOPERROR; break;
601 default: sig_code = SUBSIG_FPERROR; break;
602 }
603 break;
604 case SIGBUS:
605 switch (info->si_code) {
606 case BUS_ADRALN: sig_code = SUBSIG_ALIGNMENT; break;
607 case BUS_ADRERR: sig_code = SUBSIG_MISCERROR; break;
608 default: sig_code = SUBSIG_BUSTIMEOUT; break;
609 }
610 break;
611 case SIGEMT:
612 switch (info->si_code) {
613 case EMT_TAGOVF: sig_code = SUBSIG_TAG; break;
614 }
615 break;
616 case SIGSYS:
617 if (info->si_code == (__SI_FAULT|0x100)) {
618 /* See sys_sunos32.c */
619 sig_code = info->si_trapno;
620 break;
621 }
622 default:
623 sig_address = NULL;
624 }
625 }
626 err |= __put_user(ptr_to_compat(sig_address), &sframep->sig_address);
627 err |= __put_user(sig_code, &sframep->sig_code);
628 err |= __put_user(ptr_to_compat(sc), &sframep->sig_scptr);
629 if (err)
630 goto sigsegv;
631
632 regs->u_regs[UREG_FP] = (unsigned long) sframep;
633 regs->tpc = (unsigned long) sa->sa_handler;
634 regs->tnpc = (regs->tpc + 4);
635 if (test_thread_flag(TIF_32BIT)) {
636 regs->tpc &= 0xffffffff;
637 regs->tnpc &= 0xffffffff;
638 }
639 return;
640
641sigsegv:
642 force_sigsegv(signr, current);
643}
644
645
646static int save_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) 411static int save_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)
647{ 412{
648 unsigned long *fpregs = current_thread_info()->fpregs; 413 unsigned long *fpregs = current_thread_info()->fpregs;
@@ -663,10 +428,10 @@ static int save_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)
663 return err; 428 return err;
664} 429}
665 430
666static void new_setup_frame32(struct k_sigaction *ka, struct pt_regs *regs, 431static void setup_frame32(struct k_sigaction *ka, struct pt_regs *regs,
667 int signo, sigset_t *oldset) 432 int signo, sigset_t *oldset)
668{ 433{
669 struct new_signal_frame32 __user *sf; 434 struct signal_frame32 __user *sf;
670 int sigframe_size; 435 int sigframe_size;
671 u32 psr; 436 u32 psr;
672 int i, err; 437 int i, err;
@@ -676,11 +441,11 @@ static void new_setup_frame32(struct k_sigaction *ka, struct pt_regs *regs,
676 synchronize_user_stack(); 441 synchronize_user_stack();
677 save_and_clear_fpu(); 442 save_and_clear_fpu();
678 443
679 sigframe_size = NF_ALIGNEDSZ; 444 sigframe_size = SF_ALIGNEDSZ;
680 if (!(current_thread_info()->fpsaved[0] & FPRS_FEF)) 445 if (!(current_thread_info()->fpsaved[0] & FPRS_FEF))
681 sigframe_size -= sizeof(__siginfo_fpu_t); 446 sigframe_size -= sizeof(__siginfo_fpu_t);
682 447
683 sf = (struct new_signal_frame32 __user *) 448 sf = (struct signal_frame32 __user *)
684 get_sigframe(&ka->sa, regs, sigframe_size); 449 get_sigframe(&ka->sa, regs, sigframe_size);
685 450
686 if (invalid_frame_pointer(sf, sigframe_size)) 451 if (invalid_frame_pointer(sf, sigframe_size))
@@ -944,10 +709,9 @@ static inline void handle_signal32(unsigned long signr, struct k_sigaction *ka,
944{ 709{
945 if (ka->sa.sa_flags & SA_SIGINFO) 710 if (ka->sa.sa_flags & SA_SIGINFO)
946 setup_rt_frame32(ka, regs, signr, oldset, info); 711 setup_rt_frame32(ka, regs, signr, oldset, info);
947 else if (test_thread_flag(TIF_NEWSIGNALS))
948 new_setup_frame32(ka, regs, signr, oldset);
949 else 712 else
950 setup_frame32(&ka->sa, regs, signr, oldset, info); 713 setup_frame32(ka, regs, signr, oldset);
714
951 spin_lock_irq(&current->sighand->siglock); 715 spin_lock_irq(&current->sighand->siglock);
952 sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask); 716 sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
953 if (!(ka->sa.sa_flags & SA_NOMASK)) 717 if (!(ka->sa.sa_flags & SA_NOMASK))
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index 66336590e830..8ac0b99f2c55 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -49,7 +49,6 @@
49#endif 49#endif
50#ifdef CONFIG_PCI 50#ifdef CONFIG_PCI
51#include <asm/ebus.h> 51#include <asm/ebus.h>
52#include <asm/isa.h>
53#endif 52#endif
54#include <asm/ns87303.h> 53#include <asm/ns87303.h>
55#include <asm/timer.h> 54#include <asm/timer.h>
@@ -187,7 +186,6 @@ EXPORT_SYMBOL(insw);
187EXPORT_SYMBOL(insl); 186EXPORT_SYMBOL(insl);
188#ifdef CONFIG_PCI 187#ifdef CONFIG_PCI
189EXPORT_SYMBOL(ebus_chain); 188EXPORT_SYMBOL(ebus_chain);
190EXPORT_SYMBOL(isa_chain);
191EXPORT_SYMBOL(pci_alloc_consistent); 189EXPORT_SYMBOL(pci_alloc_consistent);
192EXPORT_SYMBOL(pci_free_consistent); 190EXPORT_SYMBOL(pci_free_consistent);
193EXPORT_SYMBOL(pci_map_single); 191EXPORT_SYMBOL(pci_map_single);
diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c
index c1a61e98899a..161ce4710fe7 100644
--- a/arch/sparc64/kernel/sys_sparc32.c
+++ b/arch/sparc64/kernel/sys_sparc32.c
@@ -554,10 +554,8 @@ asmlinkage long compat_sys_sigaction(int sig, struct old_sigaction32 __user *act
554 struct k_sigaction new_ka, old_ka; 554 struct k_sigaction new_ka, old_ka;
555 int ret; 555 int ret;
556 556
557 if (sig < 0) { 557 WARN_ON_ONCE(sig >= 0);
558 set_thread_flag(TIF_NEWSIGNALS); 558 sig = -sig;
559 sig = -sig;
560 }
561 559
562 if (act) { 560 if (act) {
563 compat_old_sigset_t mask; 561 compat_old_sigset_t mask;
@@ -601,11 +599,6 @@ asmlinkage long compat_sys_rt_sigaction(int sig,
601 if (sigsetsize != sizeof(compat_sigset_t)) 599 if (sigsetsize != sizeof(compat_sigset_t))
602 return -EINVAL; 600 return -EINVAL;
603 601
604 /* All tasks which use RT signals (effectively) use
605 * new style signals.
606 */
607 set_thread_flag(TIF_NEWSIGNALS);
608
609 if (act) { 602 if (act) {
610 u32 u_handler, u_restorer; 603 u32 u_handler, u_restorer;
611 604
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-01 11:54:41 -0500