18 files changed, 84 insertions, 163 deletions
diff --git a/include/asm-m68k/amigahw.h b/include/asm-m68k/amigahw.h
index 3ae5d8d55ba9..a16fe4e5a28a 100644
--- a/include/asm-m68k/amigahw.h
+++ b/include/asm-m68k/amigahw.h
@@ -274,7 +274,7 @@ struct CIA {
 #define ZTWO_VADDR(x) (((unsigned long)(x))+zTwoBase)
 #define CUSTOM_PHYSADDR     (0xdff000)
-#define custom ((*(volatile struct CUSTOM *)(zTwoBase+CUSTOM_PHYSADDR)))
+#define amiga_custom ((*(volatile struct CUSTOM *)(zTwoBase+CUSTOM_PHYSADDR)))
 #define CIAA_PHYSADDR     (0xbfe001)
 #define CIAB_PHYSADDR     (0xbfd000)
@@ -294,12 +294,12 @@ static inline void amifb_video_off(void)
 {
        if (amiga_chipset == CS_ECS || amiga_chipset == CS_AGA) {
                /* program Denise/Lisa for a higher maximum play rate */
-                custom.htotal = 113;        /* 31 kHz */
+                amiga_custom.htotal = 113;        /* 31 kHz */
-                custom.vtotal = 223;        /* 70 Hz */
+                amiga_custom.vtotal = 223;        /* 70 Hz */
-                custom.beamcon0 = 0x4390;   /* HARDDIS, VAR{BEAM,VSY,HSY,CSY}EN */
+                amiga_custom.beamcon0 = 0x4390;   /* HARDDIS, VAR{BEAM,VSY,HSY,CSY}EN */
                /* suspend the monitor */
-                custom.hsstrt = custom.hsstop = 116;
+                amiga_custom.hsstrt = amiga_custom.hsstop = 116;
-                custom.vsstrt = custom.vsstop = 226;
+                amiga_custom.vsstrt = amiga_custom.vsstop = 226;
                amiga_audio_min_period = 57;
        }
 }
diff --git a/include/asm-m68k/amigaints.h b/include/asm-m68k/amigaints.h
index 2aff4cfbf7b3..aa968d014bb6 100644
--- a/include/asm-m68k/amigaints.h
+++ b/include/asm-m68k/amigaints.h
@@ -109,8 +109,6 @@
 extern void amiga_do_irq(int irq, struct pt_regs *fp);
 extern void amiga_do_irq_list(int irq, struct pt_regs *fp);
-extern unsigned short amiga_intena_vals[];
 /* CIA interrupt control register bits */
 #define CIA_ICR_TA      0x01
diff --git a/include/asm-m68k/checksum.h b/include/asm-m68k/checksum.h
index 78860c20db01..17280ef719f5 100644
--- a/include/asm-m68k/checksum.h
+++ b/include/asm-m68k/checksum.h
@@ -25,7 +25,7 @@ unsigned int csum_partial(const unsigned char * buff, int len, unsigned int sum)
 * better 64-bit) boundary
 */
-extern unsigned int csum_partial_copy_from_user(const unsigned char *src,
+extern unsigned int csum_partial_copy_from_user(const unsigned char __user *src,
                                                unsigned char *dst,
                                                int len, int sum,
                                                int *csum_err);
diff --git a/include/asm-m68k/dsp56k.h b/include/asm-m68k/dsp56k.h
index ab3dd33e23a1..2d8c0c9f794b 100644
--- a/include/asm-m68k/dsp56k.h
+++ b/include/asm-m68k/dsp56k.h
@@ -13,7 +13,7 @@
 /* Used for uploading DSP binary code */
 struct dsp56k_upload {
        int len;
-        char *bin;
+        char __user *bin;
 };
 /* For the DSP host flags */
diff --git a/include/asm-m68k/floppy.h b/include/asm-m68k/floppy.h
index c6e708dd9f62..63a05ed95c17 100644
--- a/include/asm-m68k/floppy.h
+++ b/include/asm-m68k/floppy.h
@@ -46,7 +46,7 @@ asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id,
 static int virtual_dma_count=0;
 static int virtual_dma_residue=0;
-static char *virtual_dma_addr=0;
+static char *virtual_dma_addr=NULL;
 static int virtual_dma_mode=0;
 static int doing_pdma=0;
diff --git a/include/asm-m68k/hardirq.h b/include/asm-m68k/hardirq.h
index 728318bf7f0e..5e1c5826c83d 100644
--- a/include/asm-m68k/hardirq.h
+++ b/include/asm-m68k/hardirq.h
@@ -14,13 +14,4 @@ typedef struct {
 #define HARDIRQ_BITS    8
-/*
- * The hardirq mask has to be large enough to have
- * space for potentially all IRQ sources in the system
- * nesting on a single CPU:
- */
-#if (1 << HARDIRQ_BITS) < NR_IRQS
-# error HARDIRQ_BITS is too low!
-#endif
 #endif
diff --git a/include/asm-m68k/io.h b/include/asm-m68k/io.h
index 6bb8b0d8f99d..dcfaa352d34c 100644
--- a/include/asm-m68k/io.h
+++ b/include/asm-m68k/io.h
@@ -24,6 +24,7 @@
 #ifdef __KERNEL__
 #include <linux/config.h>
+#include <linux/compiler.h>
 #include <asm/raw_io.h>
 #include <asm/virtconvert.h>
@@ -120,68 +121,68 @@ extern int isa_sex;
 * be compiled in so the case statement will be optimised away
 */
-static inline u8 *isa_itb(unsigned long addr)
+static inline u8 __iomem *isa_itb(unsigned long addr)
 {
  switch(ISA_TYPE)
    {
 #ifdef CONFIG_Q40
-    case Q40_ISA: return (u8 *)Q40_ISA_IO_B(addr);
+    case Q40_ISA: return (u8 __iomem *)Q40_ISA_IO_B(addr);
 #endif
 #ifdef CONFIG_GG2
-    case GG2_ISA: return (u8 *)GG2_ISA_IO_B(addr);
+    case GG2_ISA: return (u8 __iomem *)GG2_ISA_IO_B(addr);
 #endif
 #ifdef CONFIG_AMIGA_PCMCIA
-    case AG_ISA: return (u8 *)AG_ISA_IO_B(addr);
+    case AG_ISA: return (u8 __iomem *)AG_ISA_IO_B(addr);
 #endif
-    default: return 0; /* avoid warnings, just in case */
+    default: return NULL; /* avoid warnings, just in case */
    }
 }
-static inline u16 *isa_itw(unsigned long addr)
+static inline u16 __iomem *isa_itw(unsigned long addr)
 {
  switch(ISA_TYPE)
    {
 #ifdef CONFIG_Q40
-    case Q40_ISA: return (u16 *)Q40_ISA_IO_W(addr);
+    case Q40_ISA: return (u16 __iomem *)Q40_ISA_IO_W(addr);
 #endif
 #ifdef CONFIG_GG2
-    case GG2_ISA: return (u16 *)GG2_ISA_IO_W(addr);
+    case GG2_ISA: return (u16 __iomem *)GG2_ISA_IO_W(addr);
 #endif
 #ifdef CONFIG_AMIGA_PCMCIA
-    case AG_ISA: return (u16 *)AG_ISA_IO_W(addr);
+    case AG_ISA: return (u16 __iomem *)AG_ISA_IO_W(addr);
 #endif
-    default: return 0; /* avoid warnings, just in case */
+    default: return NULL; /* avoid warnings, just in case */
    }
 }
-static inline u8 *isa_mtb(unsigned long addr)
+static inline u8 __iomem *isa_mtb(unsigned long addr)
 {
  switch(ISA_TYPE)
    {
 #ifdef CONFIG_Q40
-    case Q40_ISA: return (u8 *)Q40_ISA_MEM_B(addr);
+    case Q40_ISA: return (u8 __iomem *)Q40_ISA_MEM_B(addr);
 #endif
 #ifdef CONFIG_GG2
-    case GG2_ISA: return (u8 *)GG2_ISA_MEM_B(addr);
+    case GG2_ISA: return (u8 __iomem *)GG2_ISA_MEM_B(addr);
 #endif
 #ifdef CONFIG_AMIGA_PCMCIA
-    case AG_ISA: return (u8 *)addr;
+    case AG_ISA: return (u8 __iomem *)addr;
 #endif
-    default: return 0; /* avoid warnings, just in case */
+    default: return NULL; /* avoid warnings, just in case */
    }
 }
-static inline u16 *isa_mtw(unsigned long addr)
+static inline u16 __iomem *isa_mtw(unsigned long addr)
 {
  switch(ISA_TYPE)
    {
 #ifdef CONFIG_Q40
-    case Q40_ISA: return (u16 *)Q40_ISA_MEM_W(addr);
+    case Q40_ISA: return (u16 __iomem *)Q40_ISA_MEM_W(addr);
 #endif
 #ifdef CONFIG_GG2
-    case GG2_ISA: return (u16 *)GG2_ISA_MEM_W(addr);
+    case GG2_ISA: return (u16 __iomem *)GG2_ISA_MEM_W(addr);
 #endif
 #ifdef CONFIG_AMIGA_PCMCIA
-    case AG_ISA: return (u16 *)addr;
+    case AG_ISA: return (u16 __iomem *)addr;
 #endif
-    default: return 0; /* avoid warnings, just in case */
+    default: return NULL; /* avoid warnings, just in case */
    }
 }
@@ -326,20 +327,20 @@ static inline void isa_delay(void)
 #define mmiowb()
-static inline void *ioremap(unsigned long physaddr, unsigned long size)
+static inline void __iomem *ioremap(unsigned long physaddr, unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
 }
-static inline void *ioremap_nocache(unsigned long physaddr, unsigned long size)
+static inline void __iomem *ioremap_nocache(unsigned long physaddr, unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
 }
-static inline void *ioremap_writethrough(unsigned long physaddr,
+static inline void __iomem *ioremap_writethrough(unsigned long physaddr,
                                         unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_WRITETHROUGH);
 }
-static inline void *ioremap_fullcache(unsigned long physaddr,
+static inline void __iomem *ioremap_fullcache(unsigned long physaddr,
                                      unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
diff --git a/include/asm-m68k/ioctl.h b/include/asm-m68k/ioctl.h
index fd68914ab292..b279fe06dfe5 100644
--- a/include/asm-m68k/ioctl.h
+++ b/include/asm-m68k/ioctl.h
@@ -1,80 +1 @@
-/* $Id: ioctl.h,v 1.3 1997/04/16 15:10:07 jes Exp $
+#include <asm-generic/ioctl.h>
- *
- * linux/ioctl.h for Linux by H.H. Bergman.
- */
-#ifndef _M68K_IOCTL_H
-#define _M68K_IOCTL_H
-/* ioctl command encoding: 32 bits total, command in lower 16 bits,
- * size of the parameter structure in the lower 14 bits of the
- * upper 16 bits.
- * Encoding the size of the parameter structure in the ioctl request
- * is useful for catching programs compiled with old versions
- * and to avoid overwriting user space outside the user buffer area.
- * The highest 2 bits are reserved for indicating the ``access mode''.
- * NOTE: This limits the max parameter size to 16kB -1 !
- */
-/*
- * I don't really have any idea about what this should look like, so
- * for the time being, this is heavily based on the PC definitions.
- */
-/*
- * The following is for compatibility across the various Linux
- * platforms.  The i386 ioctl numbering scheme doesn't really enforce
- * a type field.  De facto, however, the top 8 bits of the lower 16
- * bits are indeed used as a type field, so we might just as well make
- * this explicit here.  Please be sure to use the decoding macros
- * below from now on.
- */
-#define _IOC_NRBITS     8
-#define _IOC_TYPEBITS   8
-#define _IOC_SIZEBITS   14
-#define _IOC_DIRBITS    2
-#define _IOC_NRMASK     ((1 << _IOC_NRBITS)-1)
-#define _IOC_TYPEMASK   ((1 << _IOC_TYPEBITS)-1)
-#define _IOC_SIZEMASK   ((1 << _IOC_SIZEBITS)-1)
-#define _IOC_DIRMASK    ((1 << _IOC_DIRBITS)-1)
-#define _IOC_NRSHIFT    0
-#define _IOC_TYPESHIFT  (_IOC_NRSHIFT+_IOC_NRBITS)
-#define _IOC_SIZESHIFT  (_IOC_TYPESHIFT+_IOC_TYPEBITS)
-#define _IOC_DIRSHIFT   (_IOC_SIZESHIFT+_IOC_SIZEBITS)
-/*
- * Direction bits.
- */
-#define _IOC_NONE       0U
-#define _IOC_WRITE      1U
-#define _IOC_READ       2U
-#define _IOC(dir,type,nr,size) \
-        (((dir)  << _IOC_DIRSHIFT) | \
-         ((type) << _IOC_TYPESHIFT) | \
-         ((nr)   << _IOC_NRSHIFT) | \
-         ((size) << _IOC_SIZESHIFT))
-/* used to create numbers */
-#define _IO(type,nr)            _IOC(_IOC_NONE,(type),(nr),0)
-#define _IOR(type,nr,size)      _IOC(_IOC_READ,(type),(nr),sizeof(size))
-#define _IOW(type,nr,size)      _IOC(_IOC_WRITE,(type),(nr),sizeof(size))
-#define _IOWR(type,nr,size)     _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size))
-/* used to decode ioctl numbers.. */
-#define _IOC_DIR(nr)            (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK)
-#define _IOC_TYPE(nr)           (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK)
-#define _IOC_NR(nr)             (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK)
-#define _IOC_SIZE(nr)           (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK)
-/* ...and for the drivers/sound files... */
-#define IOC_IN          (_IOC_WRITE << _IOC_DIRSHIFT)
-#define IOC_OUT         (_IOC_READ << _IOC_DIRSHIFT)
-#define IOC_INOUT       ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT)
-#define IOCSIZE_MASK    (_IOC_SIZEMASK << _IOC_SIZESHIFT)
-#define IOCSIZE_SHIFT   (_IOC_SIZESHIFT)
-#endif /* _M68K_IOCTL_H */
diff --git a/include/asm-m68k/irq.h b/include/asm-m68k/irq.h
index 127ad190cf2d..325c86f8512d 100644
--- a/include/asm-m68k/irq.h
+++ b/include/asm-m68k/irq.h
@@ -23,6 +23,15 @@
 #endif
 /*
+ * The hardirq mask has to be large enough to have
+ * space for potentially all IRQ sources in the system
+ * nesting on a single CPU:
+ */
+#if (1 << HARDIRQ_BITS) < NR_IRQS
+# error HARDIRQ_BITS is too low!
+#endif
+/*
 * Interrupt source definitions
 * General interrupt sources are the level 1-7.
 * Adding an interrupt service routine for one of these sources
diff --git a/include/asm-m68k/machdep.h b/include/asm-m68k/machdep.h
index a0dd5c47002c..7d3fee342369 100644
--- a/include/asm-m68k/machdep.h
+++ b/include/asm-m68k/machdep.h
@@ -34,7 +34,6 @@ extern void (*mach_power_off)( void );
 extern unsigned long (*mach_hd_init) (unsigned long, unsigned long);
 extern void (*mach_hd_setup)(char *, int *);
 extern long mach_max_dma_address;
-extern void (*mach_floppy_setup)(char *, int *);
 extern void (*mach_heartbeat) (int);
 extern void (*mach_l2_flush) (int);
 extern void (*mach_beep) (unsigned int, unsigned int);
diff --git a/include/asm-m68k/raw_io.h b/include/asm-m68k/raw_io.h
index 041f0a87b25d..5439bcaa57c6 100644
--- a/include/asm-m68k/raw_io.h
+++ b/include/asm-m68k/raw_io.h
@@ -19,9 +19,9 @@
 #define IOMAP_NOCACHE_NONSER            2
 #define IOMAP_WRITETHROUGH              3
-extern void iounmap(void *addr);
+extern void iounmap(void __iomem *addr);
-extern void *__ioremap(unsigned long physaddr, unsigned long size,
+extern void __iomem *__ioremap(unsigned long physaddr, unsigned long size,
                       int cacheflag);
 extern void __iounmap(void *addr, unsigned long size);
@@ -30,21 +30,21 @@ extern void __iounmap(void *addr, unsigned long size);
 * two accesses to memory, which may be undesirable for some devices.
 */
 #define in_8(addr) \
-    ({ u8 __v = (*(volatile u8 *) (addr)); __v; })
+    ({ u8 __v = (*(__force volatile u8 *) (addr)); __v; })
 #define in_be16(addr) \
-    ({ u16 __v = (*(volatile u16 *) (addr)); __v; })
+    ({ u16 __v = (*(__force volatile u16 *) (addr)); __v; })
 #define in_be32(addr) \
-    ({ u32 __v = (*(volatile u32 *) (addr)); __v; })
+    ({ u32 __v = (*(__force volatile u32 *) (addr)); __v; })
 #define in_le16(addr) \
-    ({ u16 __v = le16_to_cpu(*(volatile u16 *) (addr)); __v; })
+    ({ u16 __v = le16_to_cpu(*(__force volatile u16 *) (addr)); __v; })
 #define in_le32(addr) \
-    ({ u32 __v = le32_to_cpu(*(volatile u32 *) (addr)); __v; })
+    ({ u32 __v = le32_to_cpu(*(__force volatile u32 *) (addr)); __v; })
-#define out_8(addr,b) (void)((*(volatile u8 *) (addr)) = (b))
+#define out_8(addr,b) (void)((*(__force volatile u8 *) (addr)) = (b))
-#define out_be16(addr,w) (void)((*(volatile u16 *) (addr)) = (w))
+#define out_be16(addr,w) (void)((*(__force volatile u16 *) (addr)) = (w))
-#define out_be32(addr,l) (void)((*(volatile u32 *) (addr)) = (l))
+#define out_be32(addr,l) (void)((*(__force volatile u32 *) (addr)) = (l))
-#define out_le16(addr,w) (void)((*(volatile u16 *) (addr)) = cpu_to_le16(w))
+#define out_le16(addr,w) (void)((*(__force volatile u16 *) (addr)) = cpu_to_le16(w))
-#define out_le32(addr,l) (void)((*(volatile u32 *) (addr)) = cpu_to_le32(l))
+#define out_le32(addr,l) (void)((*(__force volatile u32 *) (addr)) = cpu_to_le32(l))
 #define raw_inb in_8
 #define raw_inw in_be16
@@ -54,7 +54,7 @@ extern void __iounmap(void *addr, unsigned long size);
 #define raw_outw(val,port) out_be16((port),(val))
 #define raw_outl(val,port) out_be32((port),(val))
-static inline void raw_insb(volatile u8 *port, u8 *buf, unsigned int len)
+static inline void raw_insb(volatile u8 __iomem *port, u8 *buf, unsigned int len)
 {
        unsigned int i;
@@ -62,7 +62,7 @@ static inline void raw_insb(volatile u8 *port, u8 *buf, unsigned int len)
                *buf++ = in_8(port);
 }
-static inline void raw_outsb(volatile u8 *port, const u8 *buf,
+static inline void raw_outsb(volatile u8 __iomem *port, const u8 *buf,
                             unsigned int len)
 {
        unsigned int i;
@@ -71,7 +71,7 @@ static inline void raw_outsb(volatile u8 *port, const u8 *buf,
                out_8(port, *buf++);
 }
-static inline void raw_insw(volatile u16 *port, u16 *buf, unsigned int nr)
+static inline void raw_insw(volatile u16 __iomem *port, u16 *buf, unsigned int nr)
 {
        unsigned int tmp;
@@ -110,7 +110,7 @@ static inline void raw_insw(volatile u16 *port, u16 *buf, unsigned int nr)
        }
 }
-static inline void raw_outsw(volatile u16 *port, const u16 *buf,
+static inline void raw_outsw(volatile u16 __iomem *port, const u16 *buf,
                             unsigned int nr)
 {
        unsigned int tmp;
@@ -150,7 +150,7 @@ static inline void raw_outsw(volatile u16 *port, const u16 *buf,
        }
 }
-static inline void raw_insl(volatile u32 *port, u32 *buf, unsigned int nr)
+static inline void raw_insl(volatile u32 __iomem *port, u32 *buf, unsigned int nr)
 {
        unsigned int tmp;
@@ -189,7 +189,7 @@ static inline void raw_insl(volatile u32 *port, u32 *buf, unsigned int nr)
        }
 }
-static inline void raw_outsl(volatile u32 *port, const u32 *buf,
+static inline void raw_outsl(volatile u32 __iomem *port, const u32 *buf,
                             unsigned int nr)
 {
        unsigned int tmp;
@@ -230,7 +230,7 @@ static inline void raw_outsl(volatile u32 *port, const u32 *buf,
 }
-static inline void raw_insw_swapw(volatile u16 *port, u16 *buf,
+static inline void raw_insw_swapw(volatile u16 __iomem *port, u16 *buf,
                                  unsigned int nr)
 {
    if ((nr) % 8)
@@ -283,7 +283,7 @@ static inline void raw_insw_swapw(volatile u16 *port, u16 *buf,
                : "d0", "a0", "a1", "d6");
 }
-static inline void raw_outsw_swapw(volatile u16 *port, const u16 *buf,
+static inline void raw_outsw_swapw(volatile u16 __iomem *port, const u16 *buf,
                                   unsigned int nr)
 {
    if ((nr) % 8)
diff --git a/include/asm-m68k/signal.h b/include/asm-m68k/signal.h
index a0cdf9082372..b7b7ea20caab 100644
--- a/include/asm-m68k/signal.h
+++ b/include/asm-m68k/signal.h
@@ -144,7 +144,7 @@ struct sigaction {
 #endif /* __KERNEL__ */
 typedef struct sigaltstack {
-        void *ss_sp;
+        void __user *ss_sp;
        int ss_flags;
        size_t ss_size;
 } stack_t;
diff --git a/include/asm-m68k/sun3_pgtable.h b/include/asm-m68k/sun3_pgtable.h
index e974bb072047..5156a28a18d8 100644
--- a/include/asm-m68k/sun3_pgtable.h
+++ b/include/asm-m68k/sun3_pgtable.h
@@ -211,7 +211,7 @@ static inline unsigned long pte_to_pgoff(pte_t pte)
        return pte.pte & SUN3_PAGE_PGNUM_MASK;
 }
-static inline pte_t pgoff_to_pte(inline unsigned off)
+static inline pte_t pgoff_to_pte(unsigned off)
 {
        pte_t pte = { off + SUN3_PAGE_ACCESSED };
        return pte;
diff --git a/include/asm-m68k/sun3ints.h b/include/asm-m68k/sun3ints.h
index fd838eb14213..bd038fccb64b 100644
--- a/include/asm-m68k/sun3ints.h
+++ b/include/asm-m68k/sun3ints.h
@@ -31,7 +31,6 @@ int sun3_request_irq(unsigned int irq,
                    );
 extern void sun3_init_IRQ (void);
 extern irqreturn_t (*sun3_default_handler[]) (int, void *, struct pt_regs *);
-extern irqreturn_t (*sun3_inthandler[]) (int, void *, struct pt_regs *);
 extern void sun3_free_irq (unsigned int irq, void *dev_id);
 extern void sun3_enable_interrupts (void);
 extern void sun3_disable_interrupts (void);
diff --git a/include/asm-m68k/sun3xflop.h b/include/asm-m68k/sun3xflop.h
index fda1eccf10aa..98a9f79dab29 100644
--- a/include/asm-m68k/sun3xflop.h
+++ b/include/asm-m68k/sun3xflop.h
@@ -208,7 +208,7 @@ static int sun3xflop_request_irq(void)
        if(!once) {
                once = 1;
-                error = request_irq(FLOPPY_IRQ, sun3xflop_hardint, SA_INTERRUPT, "floppy", 0);
+                error = request_irq(FLOPPY_IRQ, sun3xflop_hardint, SA_INTERRUPT, "floppy", NULL);
                return ((error == 0) ? 0 : -1);
        } else return 0;
 }
@@ -238,7 +238,7 @@ static int sun3xflop_init(void)
        *sun3x_fdc.fcr_r = 0;
        /* Success... */
-        floppy_set_flags(0, 1, FD_BROKEN_DCL); // I don't know how to detect this.
+        floppy_set_flags(NULL, 1, FD_BROKEN_DCL); // I don't know how to detect this.
        allowed_drive_mask = 0x01;
        return (int) SUN3X_FDC;
 }
diff --git a/include/asm-m68k/thread_info.h b/include/asm-m68k/thread_info.h
index 9532ca3c45cb..c4d622a57dfb 100644
--- a/include/asm-m68k/thread_info.h
+++ b/include/asm-m68k/thread_info.h
@@ -37,6 +37,7 @@ struct thread_info {
 #define init_stack              (init_thread_union.stack)
 #define task_thread_info(tsk)   (&(tsk)->thread.info)
+#define task_stack_page(tsk)    ((void *)(tsk)->thread_info)
 #define current_thread_info()   task_thread_info(current)
 #define __HAVE_THREAD_FUNCTIONS
diff --git a/include/asm-m68k/uaccess.h b/include/asm-m68k/uaccess.h
index f5cedf19cf68..2ffd87b0a769 100644
--- a/include/asm-m68k/uaccess.h
+++ b/include/asm-m68k/uaccess.h
@@ -42,6 +42,7 @@ struct exception_table_entry
 ({                                                      \
    int __pu_err;                                       \
    typeof(*(ptr)) __pu_val = (x);                      \
+    __chk_user_ptr(ptr);                                \
    switch (sizeof (*(ptr))) {                          \
    case 1:                                             \
        __put_user_asm(__pu_err, __pu_val, ptr, b);     \
@@ -91,6 +92,7 @@ __asm__ __volatile__					\
 ({                                                              \
    int __gu_err;                                               \
    typeof(*(ptr)) __gu_val;                                    \
+    __chk_user_ptr(ptr);                                        \
    switch (sizeof(*(ptr))) {                                   \
    case 1:                                                     \
        __get_user_asm(__gu_err, __gu_val, ptr, b, "=d");       \
@@ -105,7 +107,7 @@ __asm__ __volatile__					\
        __gu_err = __constant_copy_from_user(&__gu_val, ptr, 8);  \
        break;                                                  \
    default:                                                    \
-        __gu_val = 0;                                           \
+        __gu_val = (typeof(*(ptr)))0;                           \
        __gu_err = __get_user_bad();                            \
        break;                                                  \
    }                                                           \
@@ -134,7 +136,7 @@ __asm__ __volatile__				\
     : "m"(*(ptr)), "i" (-EFAULT), "0"(0))
 static inline unsigned long
-__generic_copy_from_user(void *to, const void *from, unsigned long n)
+__generic_copy_from_user(void *to, const void __user *from, unsigned long n)
 {
    unsigned long tmp;
    __asm__ __volatile__
@@ -189,7 +191,7 @@ __generic_copy_from_user(void *to, const void *from, unsigned long n)
 }
 static inline unsigned long
-__generic_copy_to_user(void *to, const void *from, unsigned long n)
+__generic_copy_to_user(void __user *to, const void *from, unsigned long n)
 {
    unsigned long tmp;
    __asm__ __volatile__
@@ -264,7 +266,7 @@ __generic_copy_to_user(void *to, const void *from, unsigned long n)
         : "d0", "memory")
 static inline unsigned long
-__constant_copy_from_user(void *to, const void *from, unsigned long n)
+__constant_copy_from_user(void *to, const void __user *from, unsigned long n)
 {
    switch (n) {
    case 0:
@@ -520,7 +522,7 @@ __constant_copy_from_user(void *to, const void *from, unsigned long n)
 #define __copy_from_user_inatomic __copy_from_user
 static inline unsigned long
-__constant_copy_to_user(void *to, const void *from, unsigned long n)
+__constant_copy_to_user(void __user *to, const void *from, unsigned long n)
 {
    switch (n) {
    case 0:
@@ -766,7 +768,7 @@ __constant_copy_to_user(void *to, const void *from, unsigned long n)
 */
 static inline long
-strncpy_from_user(char *dst, const char *src, long count)
+strncpy_from_user(char *dst, const char __user *src, long count)
 {
    long res;
    if (count == 0) return count;
@@ -799,11 +801,11 @@ strncpy_from_user(char *dst, const char *src, long count)
 *
 * Return 0 on exception, a value greater than N if too long
 */
-static inline long strnlen_user(const char *src, long n)
+static inline long strnlen_user(const char __user *src, long n)
 {
        long res;
-        res = -(long)src;
+        res = -(unsigned long)src;
        __asm__ __volatile__
                ("1:\n"
                 "   tstl %2\n"
@@ -842,7 +844,7 @@ static inline long strnlen_user(const char *src, long n)
 */
 static inline unsigned long
-clear_user(void *to, unsigned long n)
+clear_user(void __user *to, unsigned long n)
 {
    __asm__ __volatile__
        ("   tstl %1\n"
diff --git a/include/asm-m68k/zorro.h b/include/asm-m68k/zorro.h
index cf816588bedb..5ce97c22b582 100644
--- a/include/asm-m68k/zorro.h
+++ b/include/asm-m68k/zorro.h
@@ -15,24 +15,24 @@
 #define z_memcpy_fromio(a,b,c)  memcpy((a),(void *)(b),(c))
 #define z_memcpy_toio(a,b,c)    memcpy((void *)(a),(b),(c))
-static inline void *z_remap_nocache_ser(unsigned long physaddr,
+static inline void __iomem *z_remap_nocache_ser(unsigned long physaddr,
                                        unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
 }
-static inline void *z_remap_nocache_nonser(unsigned long physaddr,
+static inline void __iomem *z_remap_nocache_nonser(unsigned long physaddr,
                                           unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_NOCACHE_NONSER);
 }
-static inline void *z_remap_writethrough(unsigned long physaddr,
+static inline void __iomem *z_remap_writethrough(unsigned long physaddr,
                                         unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_WRITETHROUGH);
 }
-static inline void *z_remap_fullcache(unsigned long physaddr,
+static inline void __iomem *z_remap_fullcache(unsigned long physaddr,
                                      unsigned long size)
 {
        return __ioremap(physaddr, size, IOMAP_FULL_CACHING);