15 files changed, 273 insertions, 54 deletions

diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index e6e0cb5437e6..aee5f6ce166e 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -106,7 +106,7 @@ int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
 void bdi_unregister(struct backing_dev_info *bdi);
 int bdi_setup_and_register(struct backing_dev_info *, char *, unsigned int);
 void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb,
-                                long nr_pages, int sb_locked);
+                                long nr_pages);
 int bdi_writeback_task(struct bdi_writeback *wb);
 int bdi_has_dirty_io(struct backing_dev_info *bdi);
 void bdi_arm_supers_timer(void);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 8b7f5e0914ad..09a840264d6f 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1211,14 +1211,23 @@ struct work_struct;
 int kblockd_schedule_work(struct request_queue *q, struct work_struct *work);
 
 #ifdef CONFIG_BLK_CGROUP
+/*
+ * This should not be using sched_clock(). A real patch is in progress
+ * to fix this up, until that is in place we need to disable preemption
+ * around sched_clock() in this function and set_io_start_time_ns().
+ */
 static inline void set_start_time_ns(struct request *req)
 {
+        preempt_disable();
         req->start_time_ns = sched_clock();
+        preempt_enable();
 }
 
 static inline void set_io_start_time_ns(struct request *req)
 {
+        preempt_disable();
         req->io_start_time_ns = sched_clock();
+        preempt_enable();
 }
 
 static inline uint64_t rq_start_time_ns(struct request *req)
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index 68530521ad00..30da4ae48972 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -53,7 +53,7 @@
 
 
 extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.3.8rc1"
+#define REL_VERSION "8.3.8rc2"
 #define API_VERSION 88
 #define PRO_VERSION_MIN 86
 #define PRO_VERSION_MAX 94
diff --git a/include/linux/edac_mce.h b/include/linux/edac_mce.h
new file mode 100644
index 000000000000..f974fc035363
--- /dev/null
+++ b/include/linux/edac_mce.h
@@ -0,0 +1,31 @@
+/* Provides edac interface to mcelog events
+ *
+ * This file may be distributed under the terms of the
+ * GNU General Public License version 2.
+ *
+ * Copyright (c) 2009 by:
+ *       Mauro Carvalho Chehab <mchehab@redhat.com>
+ *
+ * Red Hat Inc. http://www.redhat.com
+ */
+
+#if defined(CONFIG_EDAC_MCE) || \
+                        (defined(CONFIG_EDAC_MCE_MODULE) && defined(MODULE))
+
+#include <asm/mce.h>
+#include <linux/list.h>
+
+struct edac_mce {
+        struct list_head list;
+
+        void *priv;
+        int (*check_error)(void *priv, struct mce *mce);
+};
+
+int edac_mce_register(struct edac_mce *edac_mce);
+void edac_mce_unregister(struct edac_mce *edac_mce);
+int edac_mce_parse(struct mce *mce);
+
+#else
+#define edac_mce_parse(mce) (0)
+#endif
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3428393942a6..471e1ff5079a 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2388,7 +2388,7 @@ extern const struct file_operations simple_dir_operations;
 extern const struct inode_operations simple_dir_inode_operations;
 struct tree_descr { char *name; const struct file_operations *ops; int mode; };
 struct dentry *d_alloc_name(struct dentry *, const char *);
-extern int simple_fill_super(struct super_block *, int, struct tree_descr *);
+extern int simple_fill_super(struct super_block *, unsigned long, struct tree_descr *);
 extern int simple_pin_fs(struct file_system_type *, struct vfsmount **mount, int *count);
 extern void simple_release_fs(struct vfsmount **mount, int *count);
 
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h
index a0bb301afac0..64d529133031 100644
--- a/include/linux/iocontext.h
+++ b/include/linux/iocontext.h
@@ -7,7 +7,6 @@
 struct cfq_queue;
 struct cfq_io_context {
         void *key;
-        unsigned long dead_key;
 
         struct cfq_queue *cfqq[2];
 
diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h
index aafe832f18aa..d4a2ebbdab4b 100644
--- a/include/linux/mmc/sh_mmcif.h
+++ b/include/linux/mmc/sh_mmcif.h
@@ -14,6 +14,9 @@
 #ifndef __SH_MMCIF_H__
 #define __SH_MMCIF_H__
 
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
 /*
  * MMCIF : CE_CLK_CTRL [19:16]
  * 1000 : Peripheral clock / 512
@@ -36,4 +39,162 @@ struct sh_mmcif_plat_data {
         u32     ocr;
 };
 
+#define MMCIF_CE_CMD_SET        0x00000000
+#define MMCIF_CE_ARG            0x00000008
+#define MMCIF_CE_ARG_CMD12      0x0000000C
+#define MMCIF_CE_CMD_CTRL       0x00000010
+#define MMCIF_CE_BLOCK_SET      0x00000014
+#define MMCIF_CE_CLK_CTRL       0x00000018
+#define MMCIF_CE_BUF_ACC        0x0000001C
+#define MMCIF_CE_RESP3          0x00000020
+#define MMCIF_CE_RESP2          0x00000024
+#define MMCIF_CE_RESP1          0x00000028
+#define MMCIF_CE_RESP0          0x0000002C
+#define MMCIF_CE_RESP_CMD12     0x00000030
+#define MMCIF_CE_DATA           0x00000034
+#define MMCIF_CE_INT            0x00000040
+#define MMCIF_CE_INT_MASK       0x00000044
+#define MMCIF_CE_HOST_STS1      0x00000048
+#define MMCIF_CE_HOST_STS2      0x0000004C
+#define MMCIF_CE_VERSION        0x0000007C
+
+extern inline u32 sh_mmcif_readl(void __iomem *addr, int reg)
+{
+        return readl(addr + reg);
+}
+
+extern inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val)
+{
+        writel(val, addr + reg);
+}
+
+#define SH_MMCIF_BBS 512 /* boot block size */
+
+extern inline void sh_mmcif_boot_cmd_send(void __iomem *base,
+                                          unsigned long cmd, unsigned long arg)
+{
+        sh_mmcif_writel(base, MMCIF_CE_INT, 0);
+        sh_mmcif_writel(base, MMCIF_CE_ARG, arg);
+        sh_mmcif_writel(base, MMCIF_CE_CMD_SET, cmd);
+}
+
+extern inline int sh_mmcif_boot_cmd_poll(void __iomem *base, unsigned long mask)
+{
+        unsigned long tmp;
+        int cnt;
+
+        for (cnt = 0; cnt < 1000000; cnt++) {
+                tmp = sh_mmcif_readl(base, MMCIF_CE_INT);
+                if (tmp & mask) {
+                        sh_mmcif_writel(base, MMCIF_CE_INT, tmp & ~mask);
+                        return 0;
+                }
+        }
+
+        return -1;
+}
+
+extern inline int sh_mmcif_boot_cmd(void __iomem *base,
+                                    unsigned long cmd, unsigned long arg)
+{
+        sh_mmcif_boot_cmd_send(base, cmd, arg);
+        return sh_mmcif_boot_cmd_poll(base, 0x00010000);
+}
+
+extern inline int sh_mmcif_boot_do_read_single(void __iomem *base,
+                                               unsigned int block_nr,
+                                               unsigned long *buf)
+{
+        int k;
+
+        /* CMD13 - Status */
+        sh_mmcif_boot_cmd(base, 0x0d400000, 0x00010000);
+
+        if (sh_mmcif_readl(base, MMCIF_CE_RESP0) != 0x0900)
+                return -1;
+
+        /* CMD17 - Read */
+        sh_mmcif_boot_cmd(base, 0x11480000, block_nr * SH_MMCIF_BBS);
+        if (sh_mmcif_boot_cmd_poll(base, 0x00100000) < 0)
+                return -1;
+
+        for (k = 0; k < (SH_MMCIF_BBS / 4); k++)
+                buf[k] = sh_mmcif_readl(base, MMCIF_CE_DATA);
+
+        return 0;
+}
+
+extern inline int sh_mmcif_boot_do_read(void __iomem *base,
+                                        unsigned long first_block,
+                                        unsigned long nr_blocks,
+                                        void *buf)
+{
+        unsigned long k;
+        int ret = 0;
+
+        /* CMD16 - Set the block size */
+        sh_mmcif_boot_cmd(base, 0x10400000, SH_MMCIF_BBS);
+
+        for (k = 0; !ret && k < nr_blocks; k++)
+                ret = sh_mmcif_boot_do_read_single(base, first_block + k,
+                                                   buf + (k * SH_MMCIF_BBS));
+
+        return ret;
+}
+
+extern inline void sh_mmcif_boot_init(void __iomem *base)
+{
+        unsigned long tmp;
+
+        /* reset */
+        tmp = sh_mmcif_readl(base, MMCIF_CE_VERSION);
+        sh_mmcif_writel(base, MMCIF_CE_VERSION, tmp | 0x80000000);
+        sh_mmcif_writel(base, MMCIF_CE_VERSION, tmp & ~0x80000000);
+
+        /* byte swap */
+        sh_mmcif_writel(base, MMCIF_CE_BUF_ACC, 0x00010000);
+
+        /* Set block size in MMCIF hardware */
+        sh_mmcif_writel(base, MMCIF_CE_BLOCK_SET, SH_MMCIF_BBS);
+
+        /* Enable the clock, set it to Bus clock/256 (about 325Khz)*/
+        sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, 0x01072fff);
+
+        /* CMD0 */
+        sh_mmcif_boot_cmd(base, 0x00000040, 0);
+
+        /* CMD1 - Get OCR */
+        do {
+                sh_mmcif_boot_cmd(base, 0x01405040, 0x40300000); /* CMD1 */
+        } while ((sh_mmcif_readl(base, MMCIF_CE_RESP0) & 0x80000000)
+                 != 0x80000000);
+
+        /* CMD2 - Get CID */
+        sh_mmcif_boot_cmd(base, 0x02806040, 0);
+
+        /* CMD3 - Set card relative address */
+        sh_mmcif_boot_cmd(base, 0x03400040, 0x00010000);
+}
+
+extern inline void sh_mmcif_boot_slurp(void __iomem *base,
+                                       unsigned char *buf,
+                                       unsigned long no_bytes)
+{
+        unsigned long tmp;
+
+        /* In data transfer mode: Set clock to Bus clock/4 (about 20Mhz) */
+        sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, 0x01012fff);
+
+        /* CMD9 - Get CSD */
+        sh_mmcif_boot_cmd(base, 0x09806000, 0x00010000);
+
+        /* CMD7 - Select the card */
+        sh_mmcif_boot_cmd(base, 0x07400000, 0x00010000);
+
+        tmp = no_bytes / SH_MMCIF_BBS;
+        tmp += (no_bytes % SH_MMCIF_BBS) ? 1 : 0;
+
+        sh_mmcif_boot_do_read(base, 512, tmp, buf);
+}
+
 #endif /* __SH_MMCIF_H__ */
diff --git a/include/linux/module.h b/include/linux/module.h
index 6914fcad4673..8a6b9fdc7ffa 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -181,6 +181,13 @@ void *__symbol_get(const char *symbol);
 void *__symbol_get_gpl(const char *symbol);
 #define symbol_get(x) ((typeof(&x))(__symbol_get(MODULE_SYMBOL_PREFIX #x)))
 
+/* modules using other modules: kdb wants to see this. */
+struct module_use {
+        struct list_head source_list;
+        struct list_head target_list;
+        struct module *source, *target;
+};
+
 #ifndef __GENKSYMS__
 #ifdef CONFIG_MODVERSIONS
 /* Mark the CRC weak since genksyms apparently decides not to
@@ -359,7 +366,9 @@ struct module
 
 #ifdef CONFIG_MODULE_UNLOAD
         /* What modules depend on me? */
-        struct list_head modules_which_use_me;
+        struct list_head source_list;
+        /* What modules do I depend on? */
+        struct list_head target_list;
 
         /* Who is waiting for us to be unloaded */
         struct task_struct *waiter;
@@ -663,43 +672,10 @@ static inline int module_get_iter_tracepoints(struct tracepoint_iter *iter)
 
 #endif /* CONFIG_MODULES */
 
-struct device_driver;
 #ifdef CONFIG_SYSFS
-struct module;
-
 extern struct kset *module_kset;
 extern struct kobj_type module_ktype;
 extern int module_sysfs_initialized;
-
-int mod_sysfs_init(struct module *mod);
-int mod_sysfs_setup(struct module *mod,
-                           struct kernel_param *kparam,
-                           unsigned int num_params);
-int module_add_modinfo_attrs(struct module *mod);
-void module_remove_modinfo_attrs(struct module *mod);
-
-#else /* !CONFIG_SYSFS */
-
-static inline int mod_sysfs_init(struct module *mod)
-{
-        return 0;
-}
-
-static inline int mod_sysfs_setup(struct module *mod,
-                           struct kernel_param *kparam,
-                           unsigned int num_params)
-{
-        return 0;
-}
-
-static inline int module_add_modinfo_attrs(struct module *mod)
-{
-        return 0;
-}
-
-static inline void module_remove_modinfo_attrs(struct module *mod)
-{ }
-
 #endif /* CONFIG_SYSFS */
 
 #define symbol_request(x) try_then_request_module(symbol_get(x), "symbol:" #x)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 6a471aba3b07..7cb00845f150 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -632,6 +632,7 @@ void pci_fixup_cardbus(struct pci_bus *);
 
 /* Generic PCI functions used internally */
 
+void pcibios_scan_specific_bus(int busn);
 extern struct pci_bus *pci_find_bus(int domain, int busnr);
 void pci_bus_add_devices(const struct pci_bus *bus);
 struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index ae66851870be..f149dd10908b 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2532,11 +2532,63 @@
 #define PCI_DEVICE_ID_INTEL_ICH9_6      0x2930
 #define PCI_DEVICE_ID_INTEL_ICH9_7      0x2916
 #define PCI_DEVICE_ID_INTEL_ICH9_8      0x2918
+#define PCI_DEVICE_ID_INTEL_I7_MCR      0x2c18
+#define PCI_DEVICE_ID_INTEL_I7_MC_TAD   0x2c19
+#define PCI_DEVICE_ID_INTEL_I7_MC_RAS   0x2c1a
+#define PCI_DEVICE_ID_INTEL_I7_MC_TEST  0x2c1c
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH0_CTRL  0x2c20
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH0_ADDR  0x2c21
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH0_RANK  0x2c22
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH0_TC    0x2c23
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH1_CTRL  0x2c28
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH1_ADDR  0x2c29
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH1_RANK  0x2c2a
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH1_TC    0x2c2b
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH2_CTRL  0x2c30
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH2_ADDR  0x2c31
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH2_RANK  0x2c32
+#define PCI_DEVICE_ID_INTEL_I7_MC_CH2_TC    0x2c33
+#define PCI_DEVICE_ID_INTEL_I7_NONCORE  0x2c41
+#define PCI_DEVICE_ID_INTEL_I7_NONCORE_ALT 0x2c40
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE     0x2c50
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE_ALT 0x2c51
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_NONCORE_REV2 0x2c70
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_SAD         0x2c81
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_LINK0   0x2c90
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_PHY0    0x2c91
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MCR         0x2c98
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_TAD      0x2c99
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_TEST     0x2c9C
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_CTRL 0x2ca0
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_ADDR 0x2ca1
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_RANK 0x2ca2
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_TC   0x2ca3
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_CTRL 0x2ca8
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_ADDR 0x2ca9
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_RANK 0x2caa
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_TC   0x2cab
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MCR_REV2          0x2d98
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_TAD_REV2       0x2d99
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_RAS_REV2       0x2d9a
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_TEST_REV2      0x2d9c
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_CTRL_REV2  0x2da0
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_ADDR_REV2  0x2da1
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_RANK_REV2  0x2da2
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH0_TC_REV2    0x2da3
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_CTRL_REV2  0x2da8
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_ADDR_REV2  0x2da9
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_RANK_REV2  0x2daa
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH1_TC_REV2    0x2dab
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH2_CTRL_REV2  0x2db0
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH2_ADDR_REV2  0x2db1
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH2_RANK_REV2  0x2db2
+#define PCI_DEVICE_ID_INTEL_LYNNFIELD_MC_CH2_TC_REV2    0x2db3
 #define PCI_DEVICE_ID_INTEL_82855PM_HB  0x3340
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG4   0x3429
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG5   0x342a
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG6   0x342b
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG7   0x342c
+#define PCI_DEVICE_ID_INTEL_X58_HUB_MGMT 0x342e
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG0   0x3430
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG1   0x3431
 #define PCI_DEVICE_ID_INTEL_IOAT_TBG2   0x3432
diff --git a/include/linux/personality.h b/include/linux/personality.h
index 126120819a0d..eec3bae164d4 100644
--- a/include/linux/personality.h
+++ b/include/linux/personality.h
@@ -12,7 +12,7 @@ struct pt_regs;
 
 extern int              register_exec_domain(struct exec_domain *);
 extern int              unregister_exec_domain(struct exec_domain *);
-extern int              __set_personality(unsigned long);
+extern int              __set_personality(unsigned int);
 
 #endif /* __KERNEL__ */
 
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 16de3933c45e..445796945ac9 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -139,7 +139,9 @@ void pipe_lock(struct pipe_inode_info *);
 void pipe_unlock(struct pipe_inode_info *);
 void pipe_double_lock(struct pipe_inode_info *, struct pipe_inode_info *);
 
-extern unsigned int pipe_max_pages;
+extern unsigned int pipe_max_size, pipe_min_size;
+int pipe_proc_fn(struct ctl_table *, int, void __user *, size_t *, loff_t *);
+
 
 /* Drop the inode semaphore and wait for a pipe event, atomically */
 void pipe_wait(struct pipe_inode_info *pipe);
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
index f5364a1de68b..baed2122c5a6 100644
--- a/include/linux/serial_sci.h
+++ b/include/linux/serial_sci.h
@@ -2,9 +2,7 @@
 #define __LINUX_SERIAL_SCI_H
 
 #include <linux/serial_core.h>
-#ifdef CONFIG_SERIAL_SH_SCI_DMA
-#include <asm/dmaengine.h>
-#endif
+#include <linux/sh_dma.h>
 
 /*
  * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 4a19d9bb8368..1e3cd5fec7ed 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -289,7 +289,7 @@ asmlinkage long sys_capget(cap_user_header_t header,
                                 cap_user_data_t dataptr);
 asmlinkage long sys_capset(cap_user_header_t header,
                                 const cap_user_data_t data);
-asmlinkage long sys_personality(u_long personality);
+asmlinkage long sys_personality(unsigned int personality);
 
 asmlinkage long sys_sigpending(old_sigset_t __user *set);
 asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index cc97d6caf2b3..f64134653a8c 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -65,15 +65,6 @@ struct writeback_control {
          * so we use a single control to update them
          */
         unsigned no_nrwrite_index_update:1;
-
-        /*
-         * For WB_SYNC_ALL, the sb must always be pinned. For WB_SYNC_NONE,
-         * the writeback code will pin the sb for the caller. However,
-         * for eg umount, the caller does WB_SYNC_NONE but already has
-         * the sb pinned. If the below is set, caller already has the
-         * sb pinned.
-         */
-        unsigned sb_pinned:1;
 };
 
 /*
@@ -82,7 +73,6 @@ struct writeback_control {
 struct bdi_writeback;
 int inode_wait(void *);
 void writeback_inodes_sb(struct super_block *);
-void writeback_inodes_sb_locked(struct super_block *);
 int writeback_inodes_sb_if_idle(struct super_block *);
 void sync_inodes_sb(struct super_block *);
 void writeback_inodes_wbc(struct writeback_control *wbc);