diff --git a/arch/powerpc/configs/prpmc2800_defconfig b/arch/powerpc/configs/prpmc2800_defconfig
index fb504a714625faeb08d07d7f308ab651e8e935fc..858f865f2d59da7deb96c53d6cb16483330443e8 100644
--- a/arch/powerpc/configs/prpmc2800_defconfig
+++ b/arch/powerpc/configs/prpmc2800_defconfig
@@ -48,7 +48,7 @@ CONFIG_PPC_STD_MMU_32=y
# CONFIG_PPC_MM_SLICES is not set
# CONFIG_SMP is not set
CONFIG_NOT_COHERENT_CACHE=y
-CONFIG_CONFIG_CHECK_CACHE_COHERENCY=y
+CONFIG_CHECK_CACHE_COHERENCY=y
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
#
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 94b4a028232a957b5e65321204de4cdf327f5c18..fe7d1255e11ea903dbd01f41e56c839ccb04f703 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -166,7 +166,7 @@ int pcibios_add_platform_entries(struct pci_dev *pdev)
}
-char __init *pcibios_setup(char *str)
+char __devinit *pcibios_setup(char *str)
{
return str;
}
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index bdcd23d8d8b99f8648b61a63aa4ece60f66c375a..a38197b12d3e991a22dd06850911cecdd1869cce 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1218,7 +1218,7 @@ void of_attach_node(struct device_node *np)
* a reference to the node. The memory associated with the node
* is not freed until its refcount goes to zero.
*/
-void of_detach_node(const struct device_node *np)
+void of_detach_node(struct device_node *np)
{
struct device_node *parent;
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index d577b71db37549433ca2f36aa6ad0bcea8cd3a5a..087c92f2a3ebd75bac059df639c9bd1d75d92081 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -284,7 +284,7 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int
int wait)
{
cpumask_t map = CPU_MASK_NONE;
- int ret = -EBUSY;
+ int ret = 0;
if (!cpu_online(cpu))
return -EINVAL;
@@ -292,6 +292,11 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int
cpu_set(cpu, map);
if (cpu != get_cpu())
ret = smp_call_function_map(func,info,nonatomic,wait,map);
+ else {
+ local_irq_disable();
+ func(info);
+ local_irq_enable();
+ }
put_cpu();
return ret;
}
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 3767211b3d0f665e0666dcfcea246009c1d159ed..ab3546c5ac3a2a8f4b022ba8150c13a9c7686728 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -283,7 +283,13 @@ good_area:
/* protection fault */
if (error_code & DSISR_PROTFAULT)
goto bad_area;
- if (!(vma->vm_flags & VM_EXEC))
+ /*
+ * Allow execution from readable areas if the MMU does not
+ * provide separate controls over reading and executing.
+ */
+ if (!(vma->vm_flags & VM_EXEC) &&
+ (cpu_has_feature(CPU_FTR_NOEXECUTE) ||
+ !(vma->vm_flags & (VM_READ | VM_WRITE))))
goto bad_area;
#else
pte_t *ptep;
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 2ce9491b48d409d4763d4822426415c4f5a8c088..bc7b0cedae5e555ab711d2d5099059070766de17 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -609,7 +609,7 @@ static void demote_segment_4k(struct mm_struct *mm, unsigned long addr)
mm->context.sllp = SLB_VSID_USER | mmu_psize_defs[MMU_PAGE_4K].sllp;
#endif /* CONFIG_PPC_MM_SLICES */
-#ifdef CONFIG_SPE_BASE
+#ifdef CONFIG_SPU_BASE
spu_flush_all_slbs(mm);
#endif
}
@@ -744,7 +744,7 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap)
"to 4kB pages because of "
"non-cacheable mapping\n");
psize = mmu_vmalloc_psize = MMU_PAGE_4K;
-#ifdef CONFIG_SPE_BASE
+#ifdef CONFIG_SPU_BASE
spu_flush_all_slbs(mm);
#endif
}
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index b8b5fde9466863cc634b32b5d0430391da0874a9..e4b2aee53a73f2ce9815b5d63e19b318c44de006 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -215,7 +215,7 @@ config NOT_COHERENT_CACHE
depends on 4xx || 8xx || E200
default y
-config CONFIG_CHECK_CACHE_COHERENCY
+config CHECK_CACHE_COHERENCY
bool
endmenu
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig
index bec772674e4066db350f22b77d77bf74c5b32134..2d12f77e46bcbee9987213561cfe7c2c5a022db6 100644
--- a/arch/powerpc/platforms/embedded6xx/Kconfig
+++ b/arch/powerpc/platforms/embedded6xx/Kconfig
@@ -59,7 +59,7 @@ config MPC10X_BRIDGE
config MV64X60
bool
select PPC_INDIRECT_PCI
- select CONFIG_CHECK_CACHE_COHERENCY
+ select CHECK_CACHE_COHERENCY
config MPC10X_OPENPIC
bool
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
index 29bf83bfb1f086b98f6657357606229b0332c266..8b18a1c40092c5e7c68402c8ce78a1232a67ef41 100644
--- a/arch/powerpc/platforms/pseries/firmware.c
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -66,24 +66,13 @@ firmware_features_table[FIRMWARE_MAX_FEATURES] = {
* device-tree/ibm,hypertas-functions. Ultimately this functionality may
* be moved into prom.c prom_init().
*/
-void __init fw_feature_init(void)
+void __init fw_feature_init(const char *hypertas, unsigned long len)
{
- struct device_node *dn;
- const char *hypertas, *s;
- int len, i;
+ const char *s;
+ int i;
DBG(" -> fw_feature_init()\n");
- dn = of_find_node_by_path("/rtas");
- if (dn == NULL) {
- printk(KERN_ERR "WARNING! Cannot find RTAS in device-tree!\n");
- goto out;
- }
-
- hypertas = of_get_property(dn, "ibm,hypertas-functions", &len);
- if (hypertas == NULL)
- goto out;
-
for (s = hypertas; s < hypertas + len; s += strlen(s) + 1) {
for (i = 0; i < FIRMWARE_MAX_FEATURES; i++) {
/* check value against table of strings */
@@ -98,7 +87,5 @@ void __init fw_feature_init(void)
}
}
-out:
- of_node_put(dn);
DBG(" <- fw_feature_init()\n");
}
diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h
index 61e19f78b923099c3691de50ece491adbf158d31..61136d019554944e1c681da0b191504a6a7b94ca 100644
--- a/arch/powerpc/platforms/pseries/pseries.h
+++ b/arch/powerpc/platforms/pseries/pseries.h
@@ -10,7 +10,7 @@
#ifndef _PSERIES_PSERIES_H
#define _PSERIES_PSERIES_H
-extern void __init fw_feature_init(void);
+extern void __init fw_feature_init(const char *hypertas, unsigned long len);
struct pt_regs;
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 59e69f085cb419e2ca037fb1273ccbcf1b8824d9..f0b7146a110f7238abcd39d633db63dd44711481 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -320,8 +320,6 @@ static void __init pSeries_init_early(void)
{
DBG(" -> pSeries_init_early()\n");
- fw_feature_init();
-
if (firmware_has_feature(FW_FEATURE_LPAR))
find_udbg_vterm();
@@ -343,14 +341,21 @@ static int __init pSeries_probe_hypertas(unsigned long node,
const char *uname, int depth,
void *data)
{
+ const char *hypertas;
+ unsigned long len;
+
if (depth != 1 ||
(strcmp(uname, "rtas") != 0 && strcmp(uname, "rtas@0") != 0))
- return 0;
+ return 0;
+
+ hypertas = of_get_flat_dt_prop(node, "ibm,hypertas-functions", &len);
+ if (!hypertas)
+ return 1;
- if (of_get_flat_dt_prop(node, "ibm,hypertas-functions", NULL) != NULL)
- powerpc_firmware_features |= FW_FEATURE_LPAR;
+ powerpc_firmware_features |= FW_FEATURE_LPAR;
+ fw_feature_init(hypertas, len);
- return 1;
+ return 1;
}
static int __init pSeries_probe(void)
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 75aad38179f0131e733690bde4a51461fb67b8d6..74c64c0d3b71d91841703f1c4b069508dca71769 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -877,6 +877,8 @@ static int mpic_host_map(struct irq_host *h, unsigned int virq,
if (hw == mpic->spurious_vec)
return -EINVAL;
+ if (mpic->protected && test_bit(hw, mpic->protected))
+ return -EINVAL;
#ifdef CONFIG_SMP
else if (hw >= mpic->ipi_vecs[0]) {
@@ -1034,6 +1036,25 @@ struct mpic * __init mpic_alloc(struct device_node *node,
if (node && of_get_property(node, "big-endian", NULL) != NULL)
mpic->flags |= MPIC_BIG_ENDIAN;
+ /* Look for protected sources */
+ if (node) {
+ unsigned int psize, bits, mapsize;
+ const u32 *psrc =
+ of_get_property(node, "protected-sources", &psize);
+ if (psrc) {
+ psize /= 4;
+ bits = intvec_top + 1;
+ mapsize = BITS_TO_LONGS(bits) * sizeof(unsigned long);
+ mpic->protected = alloc_bootmem(mapsize);
+ BUG_ON(mpic->protected == NULL);
+ memset(mpic->protected, 0, mapsize);
+ for (i = 0; i < psize; i++) {
+ if (psrc[i] > intvec_top)
+ continue;
+ __set_bit(psrc[i], mpic->protected);
+ }
+ }
+ }
#ifdef CONFIG_MPIC_WEIRD
mpic->hw_set = mpic_infos[MPIC_GET_REGSET(flags)];
@@ -1213,6 +1234,9 @@ void __init mpic_init(struct mpic *mpic)
u32 vecpri = MPIC_VECPRI_MASK | i |
(8 << MPIC_VECPRI_PRIORITY_SHIFT);
+ /* check if protected */
+ if (mpic->protected && test_bit(i, mpic->protected))
+ continue;
/* init hw */
mpic_irq_write(i, MPIC_INFO(IRQ_VECTOR_PRI), vecpri);
mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
@@ -1407,6 +1431,14 @@ unsigned int mpic_get_one_irq(struct mpic *mpic)
mpic_eoi(mpic);
return NO_IRQ;
}
+ if (unlikely(mpic->protected && test_bit(src, mpic->protected))) {
+ if (printk_ratelimit())
+ printk(KERN_WARNING "%s: Got protected source %d !\n",
+ mpic->name, (int)src);
+ mpic_eoi(mpic);
+ return NO_IRQ;
+ }
+
return irq_linear_revmap(mpic->irqhost, src);
}
diff --git a/arch/powerpc/xmon/nonstdio.c b/arch/powerpc/xmon/nonstdio.c
index 78765833f4c0459fa66022596824b2df951a607d..bfac84fbe7806693797decdd8db0deaea98bf097 100644
--- a/arch/powerpc/xmon/nonstdio.c
+++ b/arch/powerpc/xmon/nonstdio.c
@@ -132,3 +132,8 @@ void xmon_printf(const char *format, ...)
va_end(args);
xmon_write(xmon_outbuf, n);
}
+
+void xmon_puts(const char *str)
+{
+ xmon_write(str, strlen(str));
+}
diff --git a/arch/powerpc/xmon/nonstdio.h b/arch/powerpc/xmon/nonstdio.h
index 47cebbd2b1b1b06e3d53d99c9dc3a41eb42b6db2..23dd95f4599c3fd049eb17be31990ca6b00d3732 100644
--- a/arch/powerpc/xmon/nonstdio.h
+++ b/arch/powerpc/xmon/nonstdio.h
@@ -5,10 +5,11 @@
extern int xmon_putchar(int c);
extern int xmon_getchar(void);
+extern void xmon_puts(const char *);
extern char *xmon_gets(char *, int);
extern void xmon_printf(const char *, ...);
extern void xmon_map_scc(void);
extern int xmon_expect(const char *str, unsigned long timeout);
-extern int xmon_write(void *ptr, int nb);
+extern int xmon_write(const void *ptr, int nb);
extern int xmon_readchar(void);
extern int xmon_read_poll(void);
diff --git a/arch/powerpc/xmon/start.c b/arch/powerpc/xmon/start.c
index 712552c4f24215f263d495c75bbbc2cc1cf72481..8864de2af382f767540ad4aeac24a7606750e72e 100644
--- a/arch/powerpc/xmon/start.c
+++ b/arch/powerpc/xmon/start.c
@@ -14,7 +14,7 @@ void xmon_map_scc(void)
{
}
-int xmon_write(void *ptr, int nb)
+int xmon_write(const void *ptr, int nb)
{
return udbg_write(ptr, nb);
}
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 669e6566ad70983fc2fa1d3a246460521d3cf059..121b04d165d1937b2805a5a1dabaaa30c0467f6f 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -833,7 +833,7 @@ cmds(struct pt_regs *excp)
mdelay(2000);
return cmd;
case '?':
- printf(help_string);
+ xmon_puts(help_string);
break;
case 'b':
bpt_cmds();
diff --git a/arch/ppc/syslib/mv64x60.c b/arch/ppc/syslib/mv64x60.c
index 032f4b7f42257c7566fee56e084bd88ed6f5bc23..d212b1c418a99cef263e33d6125d5b150a33c0fd 100644
--- a/arch/ppc/syslib/mv64x60.c
+++ b/arch/ppc/syslib/mv64x60.c
@@ -14,6 +14,7 @@
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/string.h>
#include <linux/spinlock.h>
#include <linux/mv643xx.h>
@@ -2359,7 +2360,7 @@ mv64460_chip_specific_init(struct mv64x60_handle *bh,
/* Export the hotswap register via sysfs for enum event monitoring */
#define VAL_LEN_MAX 11 /* 32-bit hex or dec stringified number + '\n' */
-DECLARE_MUTEX(mv64xxx_hs_lock);
+static DEFINE_MUTEX(mv64xxx_hs_lock);
static ssize_t
mv64xxx_hs_reg_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
@@ -2372,14 +2373,14 @@ mv64xxx_hs_reg_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
if (count < VAL_LEN_MAX)
return -EINVAL;
- if (down_interruptible(&mv64xxx_hs_lock))
+ if (mutex_lock_interruptible(&mv64xxx_hs_lock))
return -ERESTARTSYS;
save_exclude = mv64x60_pci_exclude_bridge;
mv64x60_pci_exclude_bridge = 0;
early_read_config_dword(&sysfs_hose_a, 0, PCI_DEVFN(0, 0),
MV64360_PCICFG_CPCI_HOTSWAP, &v);
mv64x60_pci_exclude_bridge = save_exclude;
- up(&mv64xxx_hs_lock);
+ mutex_unlock(&mv64xxx_hs_lock);
return sprintf(buf, "0x%08x\n", v);
}
@@ -2396,14 +2397,14 @@ mv64xxx_hs_reg_write(struct kobject *kobj, char *buf, loff_t off, size_t count)
return -EINVAL;
if (sscanf(buf, "%i", &v) == 1) {
- if (down_interruptible(&mv64xxx_hs_lock))
+ if (mutex_lock_interruptible(&mv64xxx_hs_lock))
return -ERESTARTSYS;
save_exclude = mv64x60_pci_exclude_bridge;
mv64x60_pci_exclude_bridge = 0;
early_write_config_dword(&sysfs_hose_a, 0, PCI_DEVFN(0, 0),
MV64360_PCICFG_CPCI_HOTSWAP, v);
mv64x60_pci_exclude_bridge = save_exclude;
- up(&mv64xxx_hs_lock);
+ mutex_unlock(&mv64xxx_hs_lock);
}
else
count = -EINVAL;
@@ -2433,10 +2434,10 @@ mv64xxx_hs_reg_valid_show(struct device *dev, struct device_attribute *attr,
pdev = container_of(dev, struct platform_device, dev);
pdp = (struct mv64xxx_pdata *)pdev->dev.platform_data;
- if (down_interruptible(&mv64xxx_hs_lock))
+ if (mutex_lock_interruptible(&mv64xxx_hs_lock))
return -ERESTARTSYS;
v = pdp->hs_reg_valid;
- up(&mv64xxx_hs_lock);
+ mutex_unlock(&mv64xxx_hs_lock);
return sprintf(buf, "%i\n", v);
}
diff --git a/drivers/char/hvc_iseries.c b/drivers/char/hvc_iseries.c
index b37f1d5a5be6e19e9604e80b36988573f500d58f..a08f8f981c11c8446176e8e588c0d917562dfcfb 100644
--- a/drivers/char/hvc_iseries.c
+++ b/drivers/char/hvc_iseries.c
@@ -472,7 +472,7 @@ static void hvc_handle_event(struct HvLpEvent *event)
}
}
-static int send_open(HvLpIndex remoteLp, void *sem)
+static int __init send_open(HvLpIndex remoteLp, void *sem)
{
return HvCallEvent_signalLpEventFast(remoteLp,
HvLpEvent_Type_VirtualIo,
@@ -484,7 +484,7 @@ static int send_open(HvLpIndex remoteLp, void *sem)
0, 0, 0, 0);
}
-static int hvc_vio_init(void)
+static int __init hvc_vio_init(void)
{
atomic_t wait_flag;
int rc;
@@ -552,14 +552,14 @@ static int hvc_vio_init(void)
}
module_init(hvc_vio_init); /* after drivers/char/hvc_console.c */
-static void hvc_vio_exit(void)
+static void __exit hvc_vio_exit(void)
{
vio_unregister_driver(&hvc_vio_driver);
}
module_exit(hvc_vio_exit);
/* the device tree order defines our numbering */
-static int hvc_find_vtys(void)
+static int __init hvc_find_vtys(void)
{
struct device_node *vty;
int num_found = 0;
diff --git a/drivers/char/hvc_rtas.c b/drivers/char/hvc_rtas.c
index 4b97eaf18602cbb4f139d5691c24e5a4aa5b1d71..bb09413d5a21ed5d09db2b1185c50141553ab0da 100644
--- a/drivers/char/hvc_rtas.c
+++ b/drivers/char/hvc_rtas.c
@@ -115,7 +115,7 @@ static void __exit hvc_rtas_exit(void)
module_exit(hvc_rtas_exit);
/* This will happen prior to module init. There is no tty at this time? */
-static int hvc_rtas_console_init(void)
+static int __init hvc_rtas_console_init(void)
{
rtascons_put_char_token = rtas_token("put-term-char");
if (rtascons_put_char_token == RTAS_UNKNOWN_SERVICE)
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 17f96e04266fbbb5192c64ea717d50dedd8efcc1..69d8866de783f36a70ff38d63d4b47d9f0688385 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -210,9 +210,9 @@ static struct ktermios hvcs_tty_termios = {
static int hvcs_parm_num_devs = -1;
module_param(hvcs_parm_num_devs, int, 0);
-char hvcs_driver_name[] = "hvcs";
-char hvcs_device_node[] = "hvcs";
-char hvcs_driver_string[]
+static const char hvcs_driver_name[] = "hvcs";
+static const char hvcs_device_node[] = "hvcs";
+static const char hvcs_driver_string[]
= "IBM hvcs (Hypervisor Virtual Console Server) Driver";
/* Status of partner info rescan triggered via sysfs. */
@@ -1092,7 +1092,7 @@ static int hvcs_enable_device(struct hvcs_struct *hvcsd, uint32_t unit_address,
* NOTICE: Do NOT hold either the hvcs_struct.lock or hvcs_structs_lock when
* calling this function or you will get deadlock.
*/
-struct hvcs_struct *hvcs_get_by_index(int index)
+static struct hvcs_struct *hvcs_get_by_index(int index)
{
struct hvcs_struct *hvcsd = NULL;
unsigned long flags;
diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c
index 4177ff004753299152a4d79471b784184eb7efdb..2c21d4f25cc82e85ab138aca5e4490f4166865f3 100644
--- a/drivers/macintosh/rack-meter.c
+++ b/drivers/macintosh/rack-meter.c
@@ -30,7 +30,6 @@
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/dbdma.h>
-#include <asm/dbdma.h>
#include <asm/macio.h>
#include <asm/keylargo.h>
diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c
index 3c45142c40b2f0f8421cf488440ada36dd3b67f2..b01985498460f926d0f6e920d900b10fb1b59cb8 100644
--- a/drivers/pcmcia/m8xx_pcmcia.c
+++ b/drivers/pcmcia/m8xx_pcmcia.c
@@ -1316,7 +1316,7 @@ static struct of_device_id m8xx_pcmcia_match[] = {
MODULE_DEVICE_TABLE(of, m8xx_pcmcia_match);
static struct of_platform_driver m8xx_pcmcia_driver = {
- .name = (char *)driver_name,
+ .name = driver_name,
.match_table = m8xx_pcmcia_match,
.probe = m8xx_probe,
.remove = m8xx_remove,
diff --git a/include/asm-powerpc/mpic.h b/include/asm-powerpc/mpic.h
index 2ffb06abe881c703d98347ee3bf9c0f0528a35c2..262db6b8da7349c073f0eaf126f4e245133e4c6a 100644
--- a/include/asm-powerpc/mpic.h
+++ b/include/asm-powerpc/mpic.h
@@ -296,6 +296,9 @@ struct mpic
unsigned int dcr_base;
#endif
+ /* Protected sources */
+ unsigned long *protected;
+
#ifdef CONFIG_MPIC_WEIRD
/* Pointer to HW info array */
u32 *hw_set;
diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
index 6e391c9894ce7e513f7e75e1a62c263d5f7a6eb1..672083787a1d8eb1664ba77c5509cf58e708cd96 100644
--- a/include/asm-powerpc/prom.h
+++ b/include/asm-powerpc/prom.h
@@ -139,7 +139,7 @@ extern unsigned long __init of_get_flat_dt_root(void);
/* For updating the device tree at runtime */
extern void of_attach_node(struct device_node *);
-extern void of_detach_node(const struct device_node *);
+extern void of_detach_node(struct device_node *);
/* Other Prototypes */
extern void finish_device_tree(void);
diff --git a/include/asm-ppc/system.h b/include/asm-ppc/system.h
index f1311a8f310fe9e3c75c28a1d47644c2f1db3465..cc45780421cac15412e44ef5fc62a425aa089fe8 100644
--- a/include/asm-ppc/system.h
+++ b/include/asm-ppc/system.h
@@ -54,6 +54,7 @@ extern void show_regs(struct pt_regs * regs);
extern void flush_instruction_cache(void);
extern void hard_reset_now(void);
extern void poweroff_now(void);
+extern int set_dabr(unsigned long dabr);
#ifdef CONFIG_6xx
extern long _get_L2CR(void);
extern long _get_L3CR(void);
diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h
index 5fd44e63fb2671d34df4f9e889569d8b1dde0ff5..448f70b30a0c81fd2148b0b04bbe150bec69e60c 100644
--- a/include/linux/of_platform.h
+++ b/include/linux/of_platform.h
@@ -31,8 +31,8 @@ extern struct bus_type of_platform_bus_type;
*/
struct of_platform_driver
{
- char *name;
- struct of_device_id *match_table;
+ const char *name;
+ const struct of_device_id *match_table;
struct module *owner;
int (*probe)(struct of_device* dev,