Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

10 files changed, 88 insertions, 32 deletions

diff --git a/include/asm-generic/Kbuild b/include/asm-generic/Kbuild
index 3c06be38170..fa14f8cd30c 100644
--- a/include/asm-generic/Kbuild
+++ b/include/asm-generic/Kbuild
@@ -1,4 +1,3 @@
-header-y += atomic.h
 header-y += errno-base.h
 header-y += errno.h
 header-y += fcntl.h
diff --git a/include/asm-generic/Kbuild.asm b/include/asm-generic/Kbuild.asm
index a84c3d88a18..a37e95fe58d 100644
--- a/include/asm-generic/Kbuild.asm
+++ b/include/asm-generic/Kbuild.asm
@@ -14,6 +14,7 @@ unifdef-y += posix_types.h
 unifdef-y += ptrace.h
 unifdef-y += resource.h
 unifdef-y += sembuf.h
+unifdef-y += setup.h
 unifdef-y += shmbuf.h
 unifdef-y += sigcontext.h
 unifdef-y += siginfo.h
diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index 42a95d9a064..b7e4a0467cb 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -66,7 +66,7 @@ static inline void atomic_long_sub(long i, atomic_long_t *l)
 	atomic64_sub(i, v);
 }
 
-#else
+#else  /*  BITS_PER_LONG == 64  */
 
 typedef atomic_t atomic_long_t;
 
@@ -113,5 +113,6 @@ static inline void atomic_long_sub(long i, atomic_long_t *l)
 	atomic_sub(i, v);
 }
 
-#endif
-#endif
+#endif  /*  BITS_PER_LONG == 64  */
+
+#endif  /*  _ASM_GENERIC_ATOMIC_H  */
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index c92ae0f166f..14fae1fa87d 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -4,6 +4,22 @@
 #include <linux/compiler.h>
 
 #ifdef CONFIG_BUG
+
+#ifdef CONFIG_GENERIC_BUG
+#ifndef __ASSEMBLY__
+struct bug_entry {
+	unsigned long	bug_addr;
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+	const char	*file;
+	unsigned short	line;
+#endif
+	unsigned short	flags;
+};
+#endif		/* __ASSEMBLY__ */
+
+#define BUGFLAG_WARNING	(1<<0)
+#endif	/* CONFIG_GENERIC_BUG */
+
 #ifndef HAVE_ARCH_BUG
 #define BUG() do { \
 	printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
@@ -19,7 +35,7 @@
 #define WARN_ON(condition) ({						\
 	typeof(condition) __ret_warn_on = (condition);			\
 	if (unlikely(__ret_warn_on)) {					\
-		printk("BUG: warning at %s:%d/%s()\n", __FILE__,	\
+		printk("BUG: at %s:%d %s()\n", __FILE__,		\
 			__LINE__, __FUNCTION__);			\
 		dump_stack();						\
 	}								\
diff --git a/include/asm-generic/device.h b/include/asm-generic/device.h
new file mode 100644
index 00000000000..c17c9600f22
--- /dev/null
+++ b/include/asm-generic/device.h
@@ -0,0 +1,12 @@
+/*
+ * Arch specific extensions to struct device
+ *
+ * This file is released under the GPLv2
+ */
+#ifndef _ASM_GENERIC_DEVICE_H
+#define _ASM_GENERIC_DEVICE_H
+
+struct dev_archdata {
+};
+
+#endif /* _ASM_GENERIC_DEVICE_H */
diff --git a/include/asm-generic/dma-mapping.h b/include/asm-generic/dma-mapping.h
index b541e48cc54..783ab9944d7 100644
--- a/include/asm-generic/dma-mapping.h
+++ b/include/asm-generic/dma-mapping.h
@@ -266,7 +266,7 @@ dma_error(dma_addr_t dma_addr)
 
 #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
 #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
-#define dma_is_consistent(d)	(1)
+#define dma_is_consistent(d, h)	(1)
 
 static inline int
 dma_get_cache_alignment(void)
@@ -295,7 +295,7 @@ dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle,
 }
 
 static inline void
-dma_cache_sync(void *vaddr, size_t size,
+dma_cache_sync(struct device *dev, void *vaddr, size_t size,
 	       enum dma_data_direction direction)
 {
 	/* could define this in terms of the dma_cache ... operations,
diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h
index df893c16031..f422df0956a 100644
--- a/include/asm-generic/futex.h
+++ b/include/asm-generic/futex.h
@@ -21,7 +21,7 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
 	if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int)))
 		return -EFAULT;
 
-	inc_preempt_count();
+	pagefault_disable();
 
 	switch (op) {
 	case FUTEX_OP_SET:
@@ -33,7 +33,7 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
 		ret = -ENOSYS;
 	}
 
-	dec_preempt_count();
+	pagefault_enable();
 
 	if (!ret) {
 		switch (cmp) {
diff --git a/include/asm-generic/page.h b/include/asm-generic/page.h
index a96b5d986b6..b55052ce233 100644
--- a/include/asm-generic/page.h
+++ b/include/asm-generic/page.h
@@ -4,21 +4,51 @@
 #ifdef __KERNEL__
 #ifndef __ASSEMBLY__
 
-#include <linux/compiler.h>
+#include <linux/log2.h>
 
-/* Pure 2^n version of get_order */
-static __inline__ __attribute_const__ int get_order(unsigned long size)
+/*
+ * non-const pure 2^n version of get_order
+ * - the arch may override these in asm/bitops.h if they can be implemented
+ *   more efficiently than using the arch log2 routines
+ * - we use the non-const log2() instead if the arch has defined one suitable
+ */
+#ifndef ARCH_HAS_GET_ORDER
+static inline __attribute__((const))
+int __get_order(unsigned long size, int page_shift)
 {
+#if BITS_PER_LONG == 32 && defined(ARCH_HAS_ILOG2_U32)
+	int order = __ilog2_u32(size) - page_shift;
+	return order >= 0 ? order : 0;
+#elif BITS_PER_LONG == 64 && defined(ARCH_HAS_ILOG2_U64)
+	int order = __ilog2_u64(size) - page_shift;
+	return order >= 0 ? order : 0;
+#else
 	int order;
 
-	size = (size - 1) >> (PAGE_SHIFT - 1);
+	size = (size - 1) >> (page_shift - 1);
 	order = -1;
 	do {
 		size >>= 1;
 		order++;
 	} while (size);
 	return order;
+#endif
 }
+#endif
+
+/**
+ * get_order - calculate log2(pages) to hold a block of the specified size
+ * @n - size
+ *
+ * calculate allocation order based on the current page size
+ * - this can be used to initialise global variables from constant data
+ */
+#define get_order(n)							\
+(									\
+	__builtin_constant_p(n) ?					\
+	((n < (1UL << PAGE_SHIFT)) ? 0 : ilog2(n) - PAGE_SHIFT) :	\
+	__get_order(n, PAGE_SHIFT)					\
+ )
 
 #endif	/* __ASSEMBLY__ */
 #endif	/* __KERNEL__ */
diff --git a/include/asm-generic/termios.h b/include/asm-generic/termios.h
index 1e58ca39592..3769e6bd63b 100644
--- a/include/asm-generic/termios.h
+++ b/include/asm-generic/termios.h
@@ -11,7 +11,7 @@
 /*
  * Translate a "termio" structure into a "termios". Ugh.
  */
-static inline int user_termio_to_kernel_termios(struct termios *termios,
+static inline int user_termio_to_kernel_termios(struct ktermios *termios,
 						struct termio __user *termio)
 {
 	unsigned short tmp;
@@ -48,7 +48,7 @@ static inline int user_termio_to_kernel_termios(struct termios *termios,
  * Translate a "termios" structure into a "termio". Ugh.
  */
 static inline int kernel_termios_to_user_termio(struct termio __user *termio,
-						struct termios *termios)
+						struct ktermios *termios)
 {
 	if (put_user(termios->c_iflag, &termio->c_iflag) < 0 ||
 	    put_user(termios->c_oflag, &termio->c_oflag) < 0 ||
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index e60d6f21fa6..9fcc8d9fbb1 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -11,8 +11,8 @@
 
 #define RODATA								\
 	. = ALIGN(4096);						\
-	__start_rodata = .;						\
 	.rodata           : AT(ADDR(.rodata) - LOAD_OFFSET) {		\
+		VMLINUX_SYMBOL(__start_rodata) = .;			\
 		*(.rodata) *(.rodata.*)					\
 		*(__vermagic)		/* Kernel version magic */	\
 	}								\
@@ -35,6 +35,9 @@
 		VMLINUX_SYMBOL(__start_pci_fixups_enable) = .;		\
 		*(.pci_fixup_enable)					\
 		VMLINUX_SYMBOL(__end_pci_fixups_enable) = .;		\
+		VMLINUX_SYMBOL(__start_pci_fixups_resume) = .;		\
+		*(.pci_fixup_resume)					\
+		VMLINUX_SYMBOL(__end_pci_fixups_resume) = .;		\
 	}								\
 									\
 	/* RapidIO route ops */						\
@@ -124,12 +127,9 @@
 		VMLINUX_SYMBOL(__start___param) = .;			\
 		*(__param)						\
 		VMLINUX_SYMBOL(__stop___param) = .;			\
+		VMLINUX_SYMBOL(__end_rodata) = .;			\
 	}								\
 									\
-	/* Unwind data binary search table */				\
-	EH_FRAME_HDR							\
-									\
-	__end_rodata = .;						\
 	. = ALIGN(4096);
 
 #define SECURITY_INIT							\
@@ -161,18 +161,6 @@
 		*(.kprobes.text)					\
 		VMLINUX_SYMBOL(__kprobes_text_end) = .;
 
-#ifdef CONFIG_STACK_UNWIND
-		/* Unwind data binary search table */
-#define EH_FRAME_HDR							\
-        	.eh_frame_hdr : AT(ADDR(.eh_frame_hdr) - LOAD_OFFSET) {	\
-			VMLINUX_SYMBOL(__start_unwind_hdr) = .;		\
-			*(.eh_frame_hdr)				\
-			VMLINUX_SYMBOL(__end_unwind_hdr) = .;		\
-		}
-#else
-#define EH_FRAME_HDR
-#endif
-
 		/* DWARF debug sections.
 		Symbols in the DWARF debugging sections are relative to
 		the beginning of the section so we begin them at 0.  */
@@ -211,6 +199,14 @@
 		.stab.indexstr 0 : { *(.stab.indexstr) }		\
 		.comment 0 : { *(.comment) }
 
+#define BUG_TABLE							\
+	. = ALIGN(8);							\
+	__bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) {		\
+		__start___bug_table = .;				\
+		*(__bug_table)						\
+		__stop___bug_table = .;					\
+	}
+
 #define NOTES								\
 		.notes : { *(.note.*) } :note
 
@@ -227,6 +223,7 @@
   	*(.initcall4s.init)						\
   	*(.initcall5.init)						\
   	*(.initcall5s.init)						\
+	*(.initcallrootfs.init)						\
   	*(.initcall6.init)						\
   	*(.initcall6s.init)						\
   	*(.initcall7.init)						\