9 files changed, 53 insertions, 43 deletions

diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 2d956cd566ae..e1a708337be3 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -17,6 +17,8 @@ struct pt_regs;
 
 #ifdef __KERNEL__
 
+#define CORENAME_MAX_SIZE 128
+
 /*
  * This structure is used to hold the arguments that are used when loading binaries.
  */
diff --git a/include/linux/kmalloc_sizes.h b/include/linux/kmalloc_sizes.h
index bda23e00ed71..e576b848ce10 100644
--- a/include/linux/kmalloc_sizes.h
+++ b/include/linux/kmalloc_sizes.h
@@ -19,17 +19,27 @@
         CACHE(32768)
         CACHE(65536)
         CACHE(131072)
-#if (NR_CPUS > 512) || (MAX_NUMNODES > 256) || !defined(CONFIG_MMU)
+#if KMALLOC_MAX_SIZE >= 262144
         CACHE(262144)
 #endif
-#ifndef CONFIG_MMU
+#if KMALLOC_MAX_SIZE >= 524288
         CACHE(524288)
+#endif
+#if KMALLOC_MAX_SIZE >= 1048576
         CACHE(1048576)
-#ifdef CONFIG_LARGE_ALLOCS
+#endif
+#if KMALLOC_MAX_SIZE >= 2097152
         CACHE(2097152)
+#endif
+#if KMALLOC_MAX_SIZE >= 4194304
         CACHE(4194304)
+#endif
+#if KMALLOC_MAX_SIZE >= 8388608
         CACHE(8388608)
+#endif
+#if KMALLOC_MAX_SIZE >= 16777216
         CACHE(16777216)
+#endif
+#if KMALLOC_MAX_SIZE >= 33554432
         CACHE(33554432)
-#endif /* CONFIG_LARGE_ALLOCS */
-#endif /* CONFIG_MMU */
+#endif
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 3b1fbf49fa7d..62b3e008e641 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -471,6 +471,7 @@
 #define PCI_DEVICE_ID_IBM_ICOM_DEV_ID_2 0x0219
 #define PCI_DEVICE_ID_IBM_ICOM_V2_TWO_PORTS_RVX         0x021A
 #define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM     0x0251
+#define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM_PCIE 0x0361
 #define PCI_DEVICE_ID_IBM_ICOM_FOUR_PORT_MODEL  0x252
 
 #define PCI_VENDOR_ID_COMPEX2           0x101a /* pci.ids says "AT&T GIS (NCR)" */
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index bdd277223af0..97347f22fc20 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -74,17 +74,14 @@ void page_add_new_anon_rmap(struct page *, struct vm_area_struct *, unsigned lon
 void page_add_file_rmap(struct page *);
 void page_remove_rmap(struct page *, struct vm_area_struct *);
 
-/**
- * page_dup_rmap - duplicate pte mapping to a page
- * @page:       the page to add the mapping to
- *
- * For copy_page_range only: minimal extract from page_add_rmap,
- * avoiding unnecessary tests (already checked) so it's quicker.
- */
-static inline void page_dup_rmap(struct page *page)
+#ifdef CONFIG_DEBUG_VM
+void page_dup_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address);
+#else
+static inline void page_dup_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address)
 {
         atomic_inc(&page->_mapcount);
 }
+#endif
 
 /*
  * Called from mm/vmscan.c to handle paging out
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 71829efc40ba..a015236cc572 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -32,9 +32,6 @@ typedef struct kmem_cache kmem_cache_t __deprecated;
 #define SLAB_MEM_SPREAD         0x00100000UL    /* Spread some memory over cpuset */
 #define SLAB_TRACE              0x00200000UL    /* Trace allocations and frees */
 
-/* Flags passed to a constructor functions */
-#define SLAB_CTOR_CONSTRUCTOR   0x001UL         /* If not set, then deconstructor */
-
 /*
  * struct kmem_cache related prototypes
  */
@@ -77,6 +74,21 @@ static inline void *kmem_cache_alloc_node(struct kmem_cache *cachep,
 #endif
 
 /*
+ * The largest kmalloc size supported by the slab allocators is
+ * 32 megabyte (2^25) or the maximum allocatable page order if that is
+ * less than 32 MB.
+ *
+ * WARNING: Its not easy to increase this value since the allocators have
+ * to do various tricks to work around compiler limitations in order to
+ * ensure proper constant folding.
+ */
+#define KMALLOC_SHIFT_HIGH      ((MAX_ORDER + PAGE_SHIFT) <= 25 ? \
+                                (MAX_ORDER + PAGE_SHIFT) : 25)
+
+#define KMALLOC_MAX_SIZE        (1UL << KMALLOC_SHIFT_HIGH)
+#define KMALLOC_MAX_ORDER       (KMALLOC_SHIFT_HIGH - PAGE_SHIFT)
+
+/*
  * Common kmalloc functions provided by all allocators
  */
 void *__kmalloc(size_t, gfp_t);
@@ -233,9 +245,6 @@ extern void *__kmalloc_node_track_caller(size_t, gfp_t, int, void *);
 
 #endif /* DEBUG_SLAB */
 
-extern const struct seq_operations slabinfo_op;
-ssize_t slabinfo_write(struct file *, const char __user *, size_t, loff_t *);
-
 #endif  /* __KERNEL__ */
 #endif  /* _LINUX_SLAB_H */
 
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 5e4364644ed1..8d81a60518e4 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -109,4 +109,7 @@ found:
 
 #endif  /* CONFIG_NUMA */
 
+extern const struct seq_operations slabinfo_op;
+ssize_t slabinfo_write(struct file *, const char __user *, size_t, loff_t *);
+
 #endif  /* _LINUX_SLAB_DEF_H */
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index c6c1f4a120e3..0764c829d967 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -40,7 +40,6 @@ struct kmem_cache {
         int objects;            /* Number of objects in slab */
         int refcount;           /* Refcount for slab cache destroy */
         void (*ctor)(void *, struct kmem_cache *, unsigned long);
-        void (*dtor)(void *, struct kmem_cache *, unsigned long);
         int inuse;              /* Offset to metadata */
         int align;              /* Alignment */
         const char *name;       /* Name (only for display!) */
@@ -59,17 +58,6 @@ struct kmem_cache {
  */
 #define KMALLOC_SHIFT_LOW 3
 
-#ifdef CONFIG_LARGE_ALLOCS
-#define KMALLOC_SHIFT_HIGH ((MAX_ORDER + PAGE_SHIFT) =< 25 ? \
-                                (MAX_ORDER + PAGE_SHIFT - 1) : 25)
-#else
-#if !defined(CONFIG_MMU) || NR_CPUS > 512 || MAX_NUMNODES > 256
-#define KMALLOC_SHIFT_HIGH 20
-#else
-#define KMALLOC_SHIFT_HIGH 18
-#endif
-#endif
-
 /*
  * We keep the general caches in an array of slab caches that are used for
  * 2^x bytes of allocations.
@@ -80,7 +68,7 @@ extern struct kmem_cache kmalloc_caches[KMALLOC_SHIFT_HIGH + 1];
  * Sorry that the following has to be that ugly but some versions of GCC
  * have trouble with constant propagation and loops.
  */
-static inline int kmalloc_index(int size)
+static inline int kmalloc_index(size_t size)
 {
         /*
          * We should return 0 if size == 0 but we use the smallest object
@@ -88,7 +76,7 @@ static inline int kmalloc_index(int size)
          */
         WARN_ON_ONCE(size == 0);
 
-        if (size > (1 << KMALLOC_SHIFT_HIGH))
+        if (size > KMALLOC_MAX_SIZE)
                 return -1;
 
         if (size > 64 && size <= 96)
@@ -111,17 +99,13 @@ static inline int kmalloc_index(int size)
         if (size <=  64 * 1024) return 16;
         if (size <= 128 * 1024) return 17;
         if (size <= 256 * 1024) return 18;
-#if KMALLOC_SHIFT_HIGH > 18
         if (size <=  512 * 1024) return 19;
         if (size <= 1024 * 1024) return 20;
-#endif
-#if KMALLOC_SHIFT_HIGH > 20
         if (size <=  2 * 1024 * 1024) return 21;
         if (size <=  4 * 1024 * 1024) return 22;
         if (size <=  8 * 1024 * 1024) return 23;
         if (size <= 16 * 1024 * 1024) return 24;
         if (size <= 32 * 1024 * 1024) return 25;
-#endif
         return -1;
 
 /*
@@ -146,7 +130,12 @@ static inline struct kmem_cache *kmalloc_slab(size_t size)
         if (index == 0)
                 return NULL;
 
-        if (index < 0) {
+        /*
+         * This function only gets expanded if __builtin_constant_p(size), so
+         * testing it here shouldn't be needed.  But some versions of gcc need
+         * help.
+         */
+        if (__builtin_constant_p(size) && index < 0) {
                 /*
                  * Generate a link failure. Would be great if we could
                  * do something to stop the compile here.
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 3f70149eabbb..96ac21f8dd73 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -6,6 +6,7 @@
  *              Alan Cox. <alan@redhat.com>
  */
 
+#include <linux/errno.h>
 
 extern void cpu_idle(void);
 
@@ -99,11 +100,9 @@ static inline void smp_send_reschedule(int cpu) { }
 #define num_booting_cpus()                      1
 #define smp_prepare_boot_cpu()                  do {} while (0)
 static inline int smp_call_function_single(int cpuid, void (*func) (void *info),
-                                void *info, int retry, int wait)
+                                           void *info, int retry, int wait)
 {
-        /* Disable interrupts here? */
-        func(info);
-        return 0;
+        return -EBUSY;
 }
 
 #endif /* !SMP */
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index d555f31c0746..7eae8665ff59 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -122,7 +122,7 @@ extern struct workqueue_struct *__create_workqueue(const char *name,
                                                     int singlethread,
                                                     int freezeable);
 #define create_workqueue(name) __create_workqueue((name), 0, 0)
-#define create_freezeable_workqueue(name) __create_workqueue((name), 0, 1)
+#define create_freezeable_workqueue(name) __create_workqueue((name), 1, 1)
 #define create_singlethread_workqueue(name) __create_workqueue((name), 1, 0)
 
 extern void destroy_workqueue(struct workqueue_struct *wq);