12 files changed, 40 insertions, 23 deletions

diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
index 58a7e46affda..e7cbaa02cd0b 100644
--- a/arch/ia64/Makefile
+++ b/arch/ia64/Makefile
@@ -41,11 +41,6 @@ $(error Sorry, you need a newer version of the assember, one that is built from
                 ftp://ftp.hpl.hp.com/pub/linux-ia64/gas-030124.tar.gz)
 endif
 
-ifeq ($(call cc-version),0304)
-        cflags-$(CONFIG_ITANIUM)        += -mtune=merced
-        cflags-$(CONFIG_MCKINLEY)       += -mtune=mckinley
-endif
-
 KBUILD_CFLAGS += $(cflags-y)
 head-y := arch/ia64/kernel/head.o arch/ia64/kernel/init_task.o
 
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h
index e2ca80037335..57a2787bc9fb 100644
--- a/arch/ia64/include/asm/bitops.h
+++ b/arch/ia64/include/asm/bitops.h
@@ -286,7 +286,7 @@ __test_and_clear_bit(int nr, volatile void * addr)
 {
         __u32 *p = (__u32 *) addr + (nr >> 5);
         __u32 m = 1 << (nr & 31);
-        int oldbitset = *p & m;
+        int oldbitset = (*p & m) != 0;
 
         *p &= ~m;
         return oldbitset;
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index 5a61b5c2e18f..8d3c79cd81e7 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -44,7 +44,6 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
 #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
 
 #define get_dma_ops(dev) platform_dma_get_ops(dev)
-#define flush_write_buffers()
 
 #include <asm-generic/dma-mapping-common.h>
 
@@ -69,6 +68,24 @@ dma_set_mask (struct device *dev, u64 mask)
         return 0;
 }
 
+static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
+{
+        if (!dev->dma_mask)
+                return 0;
+
+        return addr + size <= *dev->dma_mask;
+}
+
+static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
+{
+        return paddr;
+}
+
+static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
+{
+        return daddr;
+}
+
 extern int dma_get_cache_alignment(void);
 
 static inline void
diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h
index 0a9cc73d35c7..8840a690d1e7 100644
--- a/arch/ia64/include/asm/pgtable.h
+++ b/arch/ia64/include/asm/pgtable.h
@@ -155,7 +155,6 @@
 #include <linux/bitops.h>
 #include <asm/cacheflush.h>
 #include <asm/mmu_context.h>
-#include <asm/processor.h>
 
 /*
  * Next come the mappings that determine how mmap() protection bits
diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c
index 39a3cd0a4173..f2c1600da097 100644
--- a/arch/ia64/kernel/dma-mapping.c
+++ b/arch/ia64/kernel/dma-mapping.c
@@ -10,7 +10,9 @@ EXPORT_SYMBOL(dma_ops);
 
 static int __init dma_init(void)
 {
-       dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+        dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+
+        return 0;
 }
 fs_initcall(dma_init);
 
diff --git a/arch/ia64/kernel/ia64_ksyms.c b/arch/ia64/kernel/ia64_ksyms.c
index 2d311864e359..8ebccb589e1c 100644
--- a/arch/ia64/kernel/ia64_ksyms.c
+++ b/arch/ia64/kernel/ia64_ksyms.c
@@ -21,6 +21,7 @@ EXPORT_SYMBOL(csum_ipv6_magic);
 
 #include <asm/page.h>
 EXPORT_SYMBOL(clear_page);
+EXPORT_SYMBOL(copy_page);
 
 #ifdef CONFIG_VIRTUAL_MEM_MAP
 #include <linux/bootmem.h>
@@ -60,9 +61,6 @@ EXPORT_SYMBOL(__udivdi3);
 EXPORT_SYMBOL(__moddi3);
 EXPORT_SYMBOL(__umoddi3);
 
-#include <asm/page.h>
-EXPORT_SYMBOL(copy_page);
-
 #if defined(CONFIG_MD_RAID456) || defined(CONFIG_MD_RAID456_MODULE)
 extern void xor_ia64_2(void);
 extern void xor_ia64_3(void);
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index c48b03f2b61d..dab4d393908c 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -1072,6 +1072,10 @@ iosapic_init (unsigned long phys_addr, unsigned int gsi_base)
         }
 
         addr = ioremap(phys_addr, 0);
+        if (addr == NULL) {
+                spin_unlock_irqrestore(&iosapic_lock, flags);
+                return -ENOMEM;
+        }
         ver = iosapic_version(addr);
         if ((err = iosapic_check_gsi_range(gsi_base, ver))) {
                 iounmap(addr);
diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c
index 05695962fe44..f6b1ff0aea76 100644
--- a/arch/ia64/kernel/pci-dma.c
+++ b/arch/ia64/kernel/pci-dma.c
@@ -69,11 +69,6 @@ iommu_dma_init(void)
 
 int iommu_dma_supported(struct device *dev, u64 mask)
 {
-        struct dma_map_ops *ops = platform_dma_get_ops(dev);
-
-        if (ops->dma_supported)
-                return ops->dma_supported(dev, mask);
-
         /* Copied from i386. Doesn't make much sense, because it will
            only work for pci_alloc_coherent.
            The caller just has to use GFP_DMA in this case. */
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 5d7c0e5b9e76..89969e950045 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -192,6 +192,8 @@ do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall)
         if (test_thread_flag(TIF_NOTIFY_RESUME)) {
                 clear_thread_flag(TIF_NOTIFY_RESUME);
                 tracehook_notify_resume(&scr->pt);
+                if (current->replacement_session_keyring)
+                        key_replace_session_keyring();
         }
 
         /* copy user rbs to kernel rbs */
diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c
index bc80dff1df7a..8f060352e129 100644
--- a/arch/ia64/kernel/topology.c
+++ b/arch/ia64/kernel/topology.c
@@ -372,6 +372,10 @@ static int __cpuinit cache_add_dev(struct sys_device * sys_dev)
         retval = kobject_init_and_add(&all_cpu_cache_info[cpu].kobj,
                                       &cache_ktype_percpu_entry, &sys_dev->kobj,
                                       "%s", "cache");
+        if (unlikely(retval < 0)) {
+                cpu_cache_sysfs_exit(cpu);
+                return retval;
+        }
 
         for (i = 0; i < all_cpu_cache_info[cpu].num_cache_leaves; i++) {
                 this_object = LEAF_KOBJECT_PTR(cpu,i);
@@ -385,7 +389,7 @@ static int __cpuinit cache_add_dev(struct sys_device * sys_dev)
                         }
                         kobject_put(&all_cpu_cache_info[cpu].kobj);
                         cpu_cache_sysfs_exit(cpu);
-                        break;
+                        return retval;
                 }
                 kobject_uevent(&(this_object->kobj), KOBJ_ADD);
         }
diff --git a/arch/ia64/lib/ip_fast_csum.S b/arch/ia64/lib/ip_fast_csum.S
index 1f86aeb2c948..620d9dc5220f 100644
--- a/arch/ia64/lib/ip_fast_csum.S
+++ b/arch/ia64/lib/ip_fast_csum.S
@@ -96,20 +96,22 @@ END(ip_fast_csum)
 GLOBAL_ENTRY(csum_ipv6_magic)
         ld4     r20=[in0],4
         ld4     r21=[in1],4
-        dep     r15=in3,in2,32,16
+        zxt4    in2=in2
         ;;
         ld4     r22=[in0],4
         ld4     r23=[in1],4
-        mux1    r15=r15,@rev
+        dep     r15=in3,in2,32,16
         ;;
         ld4     r24=[in0],4
         ld4     r25=[in1],4
-        shr.u   r15=r15,16
+        mux1    r15=r15,@rev
         add     r16=r20,r21
         add     r17=r22,r23
+        zxt4    in4=in4
         ;;
         ld4     r26=[in0],4
         ld4     r27=[in1],4
+        shr.u   r15=r15,16
         add     r18=r24,r25
         add     r8=r16,r17
         ;;
diff --git a/arch/ia64/xen/time.c b/arch/ia64/xen/time.c
index fb8332690179..dbeadb9c8e20 100644
--- a/arch/ia64/xen/time.c
+++ b/arch/ia64/xen/time.c
@@ -133,8 +133,7 @@ consider_steal_time(unsigned long new_itm)
                 account_idle_ticks(blocked);
                 run_local_timers();
 
-                if (rcu_pending(cpu))
-                        rcu_check_callbacks(cpu, user_mode(get_irq_regs()));
+                rcu_check_callbacks(cpu, user_mode(get_irq_regs()));
 
                 scheduler_tick();
                 run_posix_cpu_timers(p);