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-rw-r--r--arch/powerpc/kernel/kprobes.c33
-rw-r--r--arch/powerpc/kernel/misc_32.S2
-rw-r--r--arch/powerpc/kernel/misc_64.S2
-rw-r--r--arch/powerpc/kernel/process.c2
-rw-r--r--arch/powerpc/kernel/setup_32.c4
-rw-r--r--arch/powerpc/kernel/setup_64.c7
-rw-r--r--arch/powerpc/kernel/swsusp_32.S4
-rw-r--r--arch/powerpc/kernel/sys_ppc32.c17
-rw-r--r--arch/powerpc/kernel/syscalls.c14
-rw-r--r--arch/powerpc/kernel/time.c9
10 files changed, 46 insertions, 48 deletions
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index cd65c367b8b6..7b8d12b9026c 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -259,14 +259,15 @@ void kretprobe_trampoline_holder(void)
*/
int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
{
- struct kretprobe_instance *ri = NULL;
- struct hlist_head *head;
- struct hlist_node *node, *tmp;
+ struct kretprobe_instance *ri = NULL;
+ struct hlist_head *head, empty_rp;
+ struct hlist_node *node, *tmp;
unsigned long flags, orig_ret_address = 0;
unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline;
+ INIT_HLIST_HEAD(&empty_rp);
spin_lock_irqsave(&kretprobe_lock, flags);
- head = kretprobe_inst_table_head(current);
+ head = kretprobe_inst_table_head(current);
/*
* It is possible to have multiple instances associated with a given
@@ -277,20 +278,20 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
* We can handle this because:
* - instances are always inserted at the head of the list
* - when multiple return probes are registered for the same
- * function, the first instance's ret_addr will point to the
+ * function, the first instance's ret_addr will point to the
* real return address, and all the rest will point to
* kretprobe_trampoline
*/
hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
- if (ri->task != current)
+ if (ri->task != current)
/* another task is sharing our hash bucket */
- continue;
+ continue;
if (ri->rp && ri->rp->handler)
ri->rp->handler(ri, regs);
orig_ret_address = (unsigned long)ri->ret_addr;
- recycle_rp_inst(ri);
+ recycle_rp_inst(ri, &empty_rp);
if (orig_ret_address != trampoline_address)
/*
@@ -308,12 +309,16 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
spin_unlock_irqrestore(&kretprobe_lock, flags);
preempt_enable_no_resched();
- /*
- * By returning a non-zero value, we are telling
- * kprobe_handler() that we don't want the post_handler
- * to run (and have re-enabled preemption)
- */
- return 1;
+ hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
+ hlist_del(&ri->hlist);
+ kfree(ri);
+ }
+ /*
+ * By returning a non-zero value, we are telling
+ * kprobe_handler() that we don't want the post_handler
+ * to run (and have re-enabled preemption)
+ */
+ return 1;
}
/*
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index 58758d883361..88fd73fdf048 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S
@@ -843,7 +843,7 @@ _GLOBAL(kernel_thread)
addi r1,r1,16
blr
-_GLOBAL(execve)
+_GLOBAL(kernel_execve)
li r0,__NR_execve
sc
bnslr
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index e3ed21cd3d94..9c54eccad993 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -556,7 +556,7 @@ _GLOBAL(giveup_altivec)
#endif /* CONFIG_ALTIVEC */
-_GLOBAL(execve)
+_GLOBAL(kernel_execve)
li r0,__NR_execve
sc
bnslr
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index a127a1e3c097..7b2f6452ba72 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -424,7 +424,7 @@ void show_regs(struct pt_regs * regs)
printk("NIP: "REG" LR: "REG" CTR: "REG"\n",
regs->nip, regs->link, regs->ctr);
printk("REGS: %p TRAP: %04lx %s (%s)\n",
- regs, regs->trap, print_tainted(), system_utsname.release);
+ regs, regs->trap, print_tainted(), init_utsname()->release);
printk("MSR: "REG" ", regs->msr);
printbits(regs->msr, msr_bits);
printk(" CR: %08lX XER: %08lX\n", regs->ccr, regs->xer);
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index e0df2ba1ab9f..79a17795d17b 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -67,10 +67,6 @@ int have_of = 1;
dev_t boot_dev;
#endif /* CONFIG_PPC_MULTIPLATFORM */
-#ifdef CONFIG_MAGIC_SYSRQ
-unsigned long SYSRQ_KEY = 0x54;
-#endif /* CONFIG_MAGIC_SYSRQ */
-
#ifdef CONFIG_VGA_CONSOLE
unsigned long vgacon_remap_base;
#endif
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 00d6b8addd78..cda2dbe70a76 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -93,11 +93,6 @@ int dcache_bsize;
int icache_bsize;
int ucache_bsize;
-#ifdef CONFIG_MAGIC_SYSRQ
-unsigned long SYSRQ_KEY;
-#endif /* CONFIG_MAGIC_SYSRQ */
-
-
#ifdef CONFIG_SMP
static int smt_enabled_cmdline;
@@ -419,7 +414,7 @@ void __init setup_system(void)
smp_release_cpus();
#endif
- printk("Starting Linux PPC64 %s\n", system_utsname.version);
+ printk("Starting Linux PPC64 %s\n", init_utsname()->version);
printk("-----------------------------------------------------\n");
printk("ppc64_pft_size = 0x%lx\n", ppc64_pft_size);
diff --git a/arch/powerpc/kernel/swsusp_32.S b/arch/powerpc/kernel/swsusp_32.S
index 7369f9a6ad25..69e8f86aa4f8 100644
--- a/arch/powerpc/kernel/swsusp_32.S
+++ b/arch/powerpc/kernel/swsusp_32.S
@@ -159,8 +159,8 @@ END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
isync
/* Load ptr the list of pages to copy in r3 */
- lis r11,(pagedir_nosave - KERNELBASE)@h
- ori r11,r11,pagedir_nosave@l
+ lis r11,(restore_pblist - KERNELBASE)@h
+ ori r11,r11,restore_pblist@l
lwz r10,0(r11)
/* Copy the pages. This is a very basic implementation, to
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index 2e292863e982..d15c33e95959 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -69,16 +69,20 @@ struct readdir_callback32 {
};
static int fillonedir(void * __buf, const char * name, int namlen,
- off_t offset, ino_t ino, unsigned int d_type)
+ off_t offset, u64 ino, unsigned int d_type)
{
struct readdir_callback32 * buf = (struct readdir_callback32 *) __buf;
struct old_linux_dirent32 __user * dirent;
+ ino_t d_ino;
if (buf->count)
return -EINVAL;
+ d_ino = ino;
+ if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
+ return -EOVERFLOW;
buf->count++;
dirent = buf->dirent;
- put_user(ino, &dirent->d_ino);
+ put_user(d_ino, &dirent->d_ino);
put_user(offset, &dirent->d_offset);
put_user(namlen, &dirent->d_namlen);
copy_to_user(dirent->d_name, name, namlen);
@@ -120,15 +124,20 @@ asmlinkage long ppc32_select(u32 n, compat_ulong_t __user *inp,
int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
{
+ compat_ino_t ino;
long err;
if (stat->size > MAX_NON_LFS || !new_valid_dev(stat->dev) ||
!new_valid_dev(stat->rdev))
return -EOVERFLOW;
+ ino = stat->ino;
+ if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
+ return -EOVERFLOW;
+
err = access_ok(VERIFY_WRITE, statbuf, sizeof(*statbuf)) ? 0 : -EFAULT;
err |= __put_user(new_encode_dev(stat->dev), &statbuf->st_dev);
- err |= __put_user(stat->ino, &statbuf->st_ino);
+ err |= __put_user(ino, &statbuf->st_ino);
err |= __put_user(stat->mode, &statbuf->st_mode);
err |= __put_user(stat->nlink, &statbuf->st_nlink);
err |= __put_user(stat->uid, &statbuf->st_uid);
@@ -740,7 +749,7 @@ asmlinkage long compat_sys_umask(u32 mask)
return sys_umask((int)mask);
}
-#ifdef CONFIG_SYSCTL
+#ifdef CONFIG_SYSCTL_SYSCALL
struct __sysctl_args32 {
u32 name;
int nlen;
diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index 9b69d99a9103..d358866b880f 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -260,7 +260,7 @@ long ppc_newuname(struct new_utsname __user * name)
int err = 0;
down_read(&uts_sem);
- if (copy_to_user(name, &system_utsname, sizeof(*name)))
+ if (copy_to_user(name, utsname(), sizeof(*name)))
err = -EFAULT;
up_read(&uts_sem);
if (!err)
@@ -273,7 +273,7 @@ int sys_uname(struct old_utsname __user *name)
int err = 0;
down_read(&uts_sem);
- if (copy_to_user(name, &system_utsname, sizeof(*name)))
+ if (copy_to_user(name, utsname(), sizeof(*name)))
err = -EFAULT;
up_read(&uts_sem);
if (!err)
@@ -289,19 +289,19 @@ int sys_olduname(struct oldold_utsname __user *name)
return -EFAULT;
down_read(&uts_sem);
- error = __copy_to_user(&name->sysname, &system_utsname.sysname,
+ error = __copy_to_user(&name->sysname, &utsname()->sysname,
__OLD_UTS_LEN);
error |= __put_user(0, name->sysname + __OLD_UTS_LEN);
- error |= __copy_to_user(&name->nodename, &system_utsname.nodename,
+ error |= __copy_to_user(&name->nodename, &utsname()->nodename,
__OLD_UTS_LEN);
error |= __put_user(0, name->nodename + __OLD_UTS_LEN);
- error |= __copy_to_user(&name->release, &system_utsname.release,
+ error |= __copy_to_user(&name->release, &utsname()->release,
__OLD_UTS_LEN);
error |= __put_user(0, name->release + __OLD_UTS_LEN);
- error |= __copy_to_user(&name->version, &system_utsname.version,
+ error |= __copy_to_user(&name->version, &utsname()->version,
__OLD_UTS_LEN);
error |= __put_user(0, name->version + __OLD_UTS_LEN);
- error |= __copy_to_user(&name->machine, &system_utsname.machine,
+ error |= __copy_to_user(&name->machine, &utsname()->machine,
__OLD_UTS_LEN);
error |= override_machine(name->machine);
up_read(&uts_sem);
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index b4ed362c457a..85b9244a098c 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -117,8 +117,6 @@ unsigned tb_to_ns_shift;
struct gettimeofday_struct do_gtod;
-extern unsigned long wall_jiffies;
-
extern struct timezone sys_tz;
static long timezone_offset;
@@ -693,7 +691,7 @@ void timer_interrupt(struct pt_regs * regs)
tb_next_jiffy = tb_last_jiffy + tb_ticks_per_jiffy;
if (per_cpu(last_jiffy, cpu) >= tb_next_jiffy) {
tb_last_jiffy = tb_next_jiffy;
- do_timer(regs);
+ do_timer(1);
timer_recalc_offset(tb_last_jiffy);
timer_check_rtc();
}
@@ -816,11 +814,6 @@ int do_settimeofday(struct timespec *tv)
/*
* Subtract off the number of nanoseconds since the
* beginning of the last tick.
- * Note that since we don't increment jiffies_64 anywhere other
- * than in do_timer (since we don't have a lost tick problem),
- * wall_jiffies will always be the same as jiffies,
- * and therefore the (jiffies - wall_jiffies) computation
- * has been removed.
*/
tb_delta = tb_ticks_since(tb_last_jiffy);
tb_delta = mulhdu(tb_delta, do_gtod.varp->tb_to_xs); /* in xsec */
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-22 21:49:15 +0000