7 files changed, 25 insertions, 5 deletions

diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild
index bac8debecffb..ff4c9faed546 100644
--- a/arch/parisc/include/asm/Kbuild
+++ b/arch/parisc/include/asm/Kbuild
@@ -3,3 +3,4 @@ generic-y += word-at-a-time.h auxvec.h user.h cputime.h emergency-restart.h \
           segment.h topology.h vga.h device.h percpu.h hw_irq.h mutex.h \
           div64.h irq_regs.h kdebug.h kvm_para.h local64.h local.h param.h \
           poll.h xor.h clkdev.h exec.h
+generic-y += trace_clock.h
diff --git a/arch/parisc/include/uapi/asm/ioctls.h b/arch/parisc/include/uapi/asm/ioctls.h
index 054ec06f9e23..66719c38a36b 100644
--- a/arch/parisc/include/uapi/asm/ioctls.h
+++ b/arch/parisc/include/uapi/asm/ioctls.h
@@ -55,6 +55,9 @@
 #define TIOCGDEV        _IOR('T',0x32, int)  /* Get primary device node of /dev/console */
 #define TIOCSIG         _IOW('T',0x36, int)  /* Generate signal on Pty slave */
 #define TIOCVHANGUP     0x5437
+#define TIOCGPKT        _IOR('T', 0x38, int) /* Get packet mode state */
+#define TIOCGPTLCK      _IOR('T', 0x39, int) /* Get Pty lock state */
+#define TIOCGEXCL       _IOR('T', 0x40, int) /* Get exclusive mode state */
 
 #define FIONCLEX        0x5450  /* these numbers need to be adjusted. */
 #define FIOCLEX         0x5451
diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h
index 12219ebce869..294d251ca7b2 100644
--- a/arch/parisc/include/uapi/asm/mman.h
+++ b/arch/parisc/include/uapi/asm/mman.h
@@ -70,4 +70,15 @@
 #define MAP_FILE        0
 #define MAP_VARIABLE    0
 
+/*
+ * When MAP_HUGETLB is set bits [26:31] encode the log2 of the huge page size.
+ * This gives us 6 bits, which is enough until someone invents 128 bit address
+ * spaces.
+ *
+ * Assume these are all power of twos.
+ * When 0 use the default page size.
+ */
+#define MAP_HUGE_SHIFT  26
+#define MAP_HUGE_MASK   0x3f
+
 #endif /* __PARISC_MMAN_H__ */
diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c
index 88238638aee6..efc5e7d30530 100644
--- a/arch/parisc/kernel/pdc_cons.c
+++ b/arch/parisc/kernel/pdc_cons.c
@@ -186,13 +186,13 @@ static int __init pdc_console_tty_driver_init(void)
         printk(KERN_INFO "The PDC console driver is still registered, removing CON_BOOT flag\n");
         pdc_cons.flags &= ~CON_BOOT;
 
-        tty_port_init(&tty_port);
-
         pdc_console_tty_driver = alloc_tty_driver(1);
 
         if (!pdc_console_tty_driver)
                 return -ENOMEM;
 
+        tty_port_init(&tty_port);
+
         pdc_console_tty_driver->driver_name = "pdc_cons";
         pdc_console_tty_driver->name = "ttyB";
         pdc_console_tty_driver->major = MUX_MAJOR;
@@ -207,6 +207,7 @@ static int __init pdc_console_tty_driver_init(void)
         err = tty_register_driver(pdc_console_tty_driver);
         if (err) {
                 printk(KERN_ERR "Unable to register the PDC console TTY driver\n");
+                tty_port_destroy(&tty_port);
                 return err;
         }
 
diff --git a/arch/parisc/kernel/signal32.c b/arch/parisc/kernel/signal32.c
index fd49aeda9eb8..5dede04f2f3e 100644
--- a/arch/parisc/kernel/signal32.c
+++ b/arch/parisc/kernel/signal32.c
@@ -65,7 +65,8 @@ put_sigset32(compat_sigset_t __user *up, sigset_t *set, size_t sz)
 {
         compat_sigset_t s;
 
-        if (sz != sizeof *set) panic("put_sigset32()");
+        if (sz != sizeof *set)
+                return -EINVAL;
         sigset_64to32(&s, set);
 
         return copy_to_user(up, &s, sizeof s);
@@ -77,7 +78,8 @@ get_sigset32(compat_sigset_t __user *up, sigset_t *set, size_t sz)
         compat_sigset_t s;
         int r;
 
-        if (sz != sizeof *set) panic("put_sigset32()");
+        if (sz != sizeof *set)
+                return -EINVAL;
 
         if ((r = copy_from_user(&s, up, sz)) == 0) {
                 sigset_32to64(set, &s);
diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c
index 7426e40699bd..f76c10863c62 100644
--- a/arch/parisc/kernel/sys_parisc.c
+++ b/arch/parisc/kernel/sys_parisc.c
@@ -73,6 +73,8 @@ static unsigned long get_shared_area(struct address_space *mapping,
         struct vm_area_struct *vma;
         int offset = mapping ? get_offset(mapping) : 0;
 
+        offset = (offset + (pgoff << PAGE_SHIFT)) & 0x3FF000;
+
         addr = DCACHE_ALIGN(addr - offset) + offset;
 
         for (vma = find_vma(current->mm, addr); ; vma = vma->vm_next) {
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 3735abd7f8f6..cbf5d59d5d6a 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -60,7 +60,7 @@
         ENTRY_SAME(fork_wrapper)
         ENTRY_SAME(read)
         ENTRY_SAME(write)
-        ENTRY_SAME(open)                /* 5 */
+        ENTRY_COMP(open)                /* 5 */
         ENTRY_SAME(close)
         ENTRY_SAME(waitpid)
         ENTRY_SAME(creat)