Merge 3.5-rc4 into usb-linus

This is needed to sync up with the previous USB changes that were merged in
Linus's branch.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

14 files changed, 82 insertions, 20 deletions

diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 9f02005f217..506ec19a373 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -2,7 +2,6 @@
 #define _ASM_GENERIC_BUG_H
 
 #include <linux/compiler.h>
-#include <linux/kernel.h>
 
 #ifdef CONFIG_BUG
 
@@ -32,6 +31,9 @@ struct bug_entry {
 
 #endif  /* CONFIG_GENERIC_BUG */
 
+#ifndef __ASSEMBLY__
+#include <linux/kernel.h>
+
 /*
  * Don't use BUG() or BUG_ON() unless there's really no way out; one
  * example might be detecting data structure corruption in the middle
@@ -61,7 +63,6 @@ struct bug_entry {
  * to provide better diagnostics.
  */
 #ifndef __WARN_TAINT
-#ifndef __ASSEMBLY__
 extern __printf(3, 4)
 void warn_slowpath_fmt(const char *file, const int line,
                        const char *fmt, ...);
@@ -70,7 +71,6 @@ void warn_slowpath_fmt_taint(const char *file, const int line, unsigned taint,
                              const char *fmt, ...);
 extern void warn_slowpath_null(const char *file, const int line);
 #define WANT_WARN_ON_SLOWPATH
-#endif
 #define __WARN()                warn_slowpath_null(__FILE__, __LINE__)
 #define __WARN_printf(arg...)   warn_slowpath_fmt(__FILE__, __LINE__, arg)
 #define __WARN_printf_taint(taint, arg...)                              \
@@ -203,4 +203,6 @@ extern void warn_slowpath_null(const char *file, const int line);
 # define WARN_ON_SMP(x)                 ({0;})
 #endif
 
+#endif /* __ASSEMBLY__ */
+
 #endif
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 6f2b45a9b6b..ff4947b7a97 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -484,6 +484,16 @@ static inline int pmd_none_or_trans_huge_or_clear_bad(pmd_t *pmd)
         /*
          * The barrier will stabilize the pmdval in a register or on
          * the stack so that it will stop changing under the code.
+         *
+         * When CONFIG_TRANSPARENT_HUGEPAGE=y on x86 32bit PAE,
+         * pmd_read_atomic is allowed to return a not atomic pmdval
+         * (for example pointing to an hugepage that has never been
+         * mapped in the pmd). The below checks will only care about
+         * the low part of the pmd with 32bit PAE x86 anyway, with the
+         * exception of pmd_none(). So the important thing is that if
+         * the low part of the pmd is found null, the high part will
+         * be also null or the pmd_none() check below would be
+         * confused.
          */
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
         barrier();
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 81368ab6c61..a7aec391b7b 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -1,7 +1,3 @@
-/*
-   This file is auto-generated from the drm_pciids.txt in the DRM CVS
-   Please contact dri-devel@lists.sf.net to add new cards to this list
-*/
 #define radeon_PCI_IDS \
         {0x1002, 0x3150, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
         {0x1002, 0x3151, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index e5834aa24b9..6a6d7aefe12 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -47,9 +47,9 @@
  */
 #if !defined(CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING) || \
     !defined(CONFIG_OPTIMIZE_INLINING) || (__GNUC__ < 4)
-# define inline         inline          __attribute__((always_inline))
-# define __inline__     __inline__      __attribute__((always_inline))
-# define __inline       __inline        __attribute__((always_inline))
+# define inline         inline          __attribute__((always_inline)) notrace
+# define __inline__     __inline__      __attribute__((always_inline)) notrace
+# define __inline       __inline        __attribute__((always_inline)) notrace
 #else
 /* A lot of inline functions can cause havoc with function tracing */
 # define inline         inline          notrace
diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h
index 35f7237ec97..d6bd50110ec 100644
--- a/include/linux/kmsg_dump.h
+++ b/include/linux/kmsg_dump.h
@@ -21,6 +21,7 @@
  * is passed to the kernel.
  */
 enum kmsg_dump_reason {
+        KMSG_DUMP_UNDEF,
         KMSG_DUMP_PANIC,
         KMSG_DUMP_OOPS,
         KMSG_DUMP_EMERG,
@@ -31,23 +32,37 @@ enum kmsg_dump_reason {
 
 /**
  * struct kmsg_dumper - kernel crash message dumper structure
- * @dump:       The callback which gets called on crashes. The buffer is passed
- *              as two sections, where s1 (length l1) contains the older
- *              messages and s2 (length l2) contains the newer.
  * @list:       Entry in the dumper list (private)
+ * @dump:       Call into dumping code which will retrieve the data with
+ *              through the record iterator
+ * @max_reason: filter for highest reason number that should be dumped
  * @registered: Flag that specifies if this is already registered
  */
 struct kmsg_dumper {
-        void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason,
-                        const char *s1, unsigned long l1,
-                        const char *s2, unsigned long l2);
         struct list_head list;
-        int registered;
+        void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason);
+        enum kmsg_dump_reason max_reason;
+        bool active;
+        bool registered;
+
+        /* private state of the kmsg iterator */
+        u32 cur_idx;
+        u32 next_idx;
+        u64 cur_seq;
+        u64 next_seq;
 };
 
 #ifdef CONFIG_PRINTK
 void kmsg_dump(enum kmsg_dump_reason reason);
 
+bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog,
+                        char *line, size_t size, size_t *len);
+
+bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog,
+                          char *buf, size_t size, size_t *len);
+
+void kmsg_dump_rewind(struct kmsg_dumper *dumper);
+
 int kmsg_dump_register(struct kmsg_dumper *dumper);
 
 int kmsg_dump_unregister(struct kmsg_dumper *dumper);
@@ -56,6 +71,22 @@ static inline void kmsg_dump(enum kmsg_dump_reason reason)
 {
 }
 
+static inline bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog,
+                                const char *line, size_t size, size_t *len)
+{
+        return false;
+}
+
+static inline bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog,
+                                        char *buf, size_t size, size_t *len)
+{
+        return false;
+}
+
+static inline void kmsg_dump_rewind(struct kmsg_dumper *dumper)
+{
+}
+
 static inline int kmsg_dump_register(struct kmsg_dumper *dumper)
 {
         return -EINVAL;
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index dad95bdd06d..704a626d94a 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -57,8 +57,18 @@ struct page {
                 };
 
                 union {
+#if defined(CONFIG_HAVE_CMPXCHG_DOUBLE) && \
+        defined(CONFIG_HAVE_ALIGNED_STRUCT_PAGE)
                         /* Used for cmpxchg_double in slub */
                         unsigned long counters;
+#else
+                        /*
+                         * Keep _count separate from slub cmpxchg_double data.
+                         * As the rest of the double word is protected by
+                         * slab_lock but _count is not.
+                         */
+                        unsigned counters;
+#endif
 
                         struct {
 
diff --git a/include/linux/mmc/sdhci-spear.h b/include/linux/mmc/sdhci-spear.h
index 5cdc96da9dd..e78c0e236e9 100644
--- a/include/linux/mmc/sdhci-spear.h
+++ b/include/linux/mmc/sdhci-spear.h
@@ -4,7 +4,7 @@
  * SDHCI declarations specific to ST SPEAr platform
  *
  * Copyright (C) 2010 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/include/linux/mmc/sdio.h b/include/linux/mmc/sdio.h
index c9fe66c58f8..17446d3c360 100644
--- a/include/linux/mmc/sdio.h
+++ b/include/linux/mmc/sdio.h
@@ -98,7 +98,9 @@
 
 #define SDIO_CCCR_IF            0x07    /* bus interface controls */
 
+#define  SDIO_BUS_WIDTH_MASK    0x03    /* data bus width setting */
 #define  SDIO_BUS_WIDTH_1BIT    0x00
+#define  SDIO_BUS_WIDTH_RESERVED 0x01
 #define  SDIO_BUS_WIDTH_4BIT    0x02
 #define  SDIO_BUS_ECSI          0x20    /* Enable continuous SPI interrupt */
 #define  SDIO_BUS_SCSI          0x40    /* Support continuous SPI interrupt */
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index fbb78fb09bd..f58325a1d8f 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -25,6 +25,7 @@ struct nfs41_impl_id;
  */
 struct nfs_client {
         atomic_t                cl_count;
+        atomic_t                cl_mds_count;
         int                     cl_cons_state;  /* current construction state (-ve: init error) */
 #define NFS_CS_READY            0               /* ready to be used */
 #define NFS_CS_INITING          1               /* busy initialising */
diff --git a/include/linux/pata_arasan_cf_data.h b/include/linux/pata_arasan_cf_data.h
index a6ee9aa898b..a7b4fc386e6 100644
--- a/include/linux/pata_arasan_cf_data.h
+++ b/include/linux/pata_arasan_cf_data.h
@@ -4,7 +4,7 @@
  * Arasan Compact Flash host controller platform data header file
  *
  * Copyright (C) 2011 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/include/linux/pstore_ram.h b/include/linux/pstore_ram.h
index 7ed7fd4dba4..3b823d49a85 100644
--- a/include/linux/pstore_ram.h
+++ b/include/linux/pstore_ram.h
@@ -69,12 +69,14 @@ struct persistent_ram_zone * __init persistent_ram_new(phys_addr_t start,
                                                        size_t size,
                                                        bool ecc);
 void persistent_ram_free(struct persistent_ram_zone *prz);
+void persistent_ram_zap(struct persistent_ram_zone *prz);
 struct persistent_ram_zone *persistent_ram_init_ringbuffer(struct device *dev,
                 bool ecc);
 
 int persistent_ram_write(struct persistent_ram_zone *prz, const void *s,
         unsigned int count);
 
+void persistent_ram_save_old(struct persistent_ram_zone *prz);
 size_t persistent_ram_old_size(struct persistent_ram_zone *prz);
 void *persistent_ram_old(struct persistent_ram_zone *prz);
 void persistent_ram_free_old(struct persistent_ram_zone *prz);
diff --git a/include/linux/pxa2xx_ssp.h b/include/linux/pxa2xx_ssp.h
index 44835fb3979..f36632061c6 100644
--- a/include/linux/pxa2xx_ssp.h
+++ b/include/linux/pxa2xx_ssp.h
@@ -160,7 +160,9 @@ enum pxa_ssp_type {
         PXA25x_SSP,  /* pxa 210, 250, 255, 26x */
         PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */
         PXA27x_SSP,
+        PXA3xx_SSP,
         PXA168_SSP,
+        PXA910_SSP,
         CE4100_SSP,
 };
 
diff --git a/include/linux/spi/pxa2xx_spi.h b/include/linux/spi/pxa2xx_spi.h
index d3e1075f7b6..c73d1445c77 100644
--- a/include/linux/spi/pxa2xx_spi.h
+++ b/include/linux/spi/pxa2xx_spi.h
@@ -43,7 +43,7 @@ struct pxa2xx_spi_chip {
         void (*cs_control)(u32 command);
 };
 
-#ifdef CONFIG_ARCH_PXA
+#if defined(CONFIG_ARCH_PXA) || defined(CONFIG_ARCH_MMP)
 
 #include <linux/clk.h>
 #include <mach/dma.h>
diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
index 60da41fe9dc..ddb419cf453 100644
--- a/include/linux/vga_switcheroo.h
+++ b/include/linux/vga_switcheroo.h
@@ -7,8 +7,13 @@
  * vga_switcheroo.h - Support for laptop with dual GPU using one set of outputs
  */
 
+#ifndef _LINUX_VGA_SWITCHEROO_H_
+#define _LINUX_VGA_SWITCHEROO_H_
+
 #include <linux/fb.h>
 
+struct pci_dev;
+
 enum vga_switcheroo_state {
         VGA_SWITCHEROO_OFF,
         VGA_SWITCHEROO_ON,
@@ -71,3 +76,4 @@ static inline int vga_switcheroo_get_client_state(struct pci_dev *dev) { return
 
 
 #endif
+#endif /* _LINUX_VGA_SWITCHEROO_H_ */