diff --git a/Makefile b/Makefile
index 7a60d4a1301c..b9d850d86366 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 14
-SUBLEVEL = 41
+SUBLEVEL = 42
 EXTRAVERSION =
 NAME = Remembering Coco
 
diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c
index d68b410595c8..a0c63fc48457 100644
--- a/arch/arc/kernel/signal.c
+++ b/arch/arc/kernel/signal.c
@@ -131,6 +131,15 @@ SYSCALL_DEFINE0(rt_sigreturn)
        /* Don't restart from sigreturn */
        syscall_wont_restart(regs);
 
+       /*
+        * Ensure that sigreturn always returns to user mode (in case the
+        * regs saved on user stack got fudged between save and sigreturn)
+        * Otherwise it is easy to panic the kernel with a custom
+        * signal handler and/or restorer which clobberes the status32/ret
+        * to return to a bogus location in kernel mode.
+        */
+       regs->status32 |= STATUS_U_MASK;
+
        return regs->r0;
 
 badframe:
@@ -234,8 +243,11 @@ setup_rt_frame(int signo, struct k_sigaction *ka, 
siginfo_t *info,
 
        /*
         * handler returns using sigreturn stub provided already by userpsace
+        * If not, nuke the process right away
         */
-       BUG_ON(!(ka->sa.sa_flags & SA_RESTORER));
+       if(!(ka->sa.sa_flags & SA_RESTORER))
+               return 1;
+
        regs->blink = (unsigned long)ka->sa.sa_restorer;
 
        /* User Stack for signal handler will be above the frame just carved */
@@ -302,12 +314,12 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, 
siginfo_t *info,
              struct pt_regs *regs)
 {
        sigset_t *oldset = sigmask_to_save();
-       int ret;
+       int failed;
 
        /* Set up the stack frame */
-       ret = setup_rt_frame(sig, ka, info, oldset, regs);
+       failed = setup_rt_frame(sig, ka, info, oldset, regs);
 
-       if (ret)
+       if (failed)
                force_sigsegv(sig, current);
        else
                signal_delivered(sig, info, ka, regs, 0);
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 275a7dc2b06c..63688d3a6ea0 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2084,6 +2084,11 @@ static bool rbd_img_obj_end_request(struct 
rbd_obj_request *obj_request)
                        result, xferred);
                if (!img_request->result)
                        img_request->result = result;
+               /*
+                * Need to end I/O on the entire obj_request worth of
+                * bytes in case of error.
+                */
+               xferred = obj_request->length;
        }
 
        /* Image object requests don't own their page array */
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 35bf2bba69bf..11804cc1e11f 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2913,6 +2913,7 @@ struct si_dpm_quirk {
 static struct si_dpm_quirk si_dpm_quirk_list[] = {
        /* PITCAIRN - https://bugs.freedesktop.org/show_bug.cgi?id=76490 */
        { PCI_VENDOR_ID_ATI, 0x6810, 0x1462, 0x3036, 0, 120000 },
+       { PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0xe271, 0, 120000 },
        { 0, 0, 0, 0 },
 };
 
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index 505fe29c75b0..8c248818592e 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -716,7 +716,7 @@ int vmbus_request_offers(void)
 {
        struct vmbus_channel_message_header *msg;
        struct vmbus_channel_msginfo *msginfo;
-       int ret, t;
+       int ret;
 
        msginfo = kmalloc(sizeof(*msginfo) +
                          sizeof(struct vmbus_channel_message_header),
@@ -724,8 +724,6 @@ int vmbus_request_offers(void)
        if (!msginfo)
                return -ENOMEM;
 
-       init_completion(&msginfo->waitevent);
-
        msg = (struct vmbus_channel_message_header *)msginfo->msg;
 
        msg->msgtype = CHANNELMSG_REQUESTOFFERS;
@@ -739,14 +737,6 @@ int vmbus_request_offers(void)
                goto cleanup;
        }
 
-       t = wait_for_completion_timeout(&msginfo->waitevent, 5*HZ);
-       if (t == 0) {
-               ret = -ETIMEDOUT;
-               goto cleanup;
-       }
-
-
-
 cleanup:
        kfree(msginfo);
 
diff --git a/drivers/mtd/ubi/misc.c b/drivers/mtd/ubi/misc.c
index f913d701a5b3..c4b1af07a121 100644
--- a/drivers/mtd/ubi/misc.c
+++ b/drivers/mtd/ubi/misc.c
@@ -74,6 +74,8 @@ int ubi_check_volume(struct ubi_device *ubi, int vol_id)
        for (i = 0; i < vol->used_ebs; i++) {
                int size;
 
+               cond_resched();
+
                if (i == vol->used_ebs - 1)
                        size = vol->last_eb_bytes;
                else
diff --git a/drivers/platform/x86/compal-laptop.c 
b/drivers/platform/x86/compal-laptop.c
index 2d9d1985adc1..54407a8209b5 100644
--- a/drivers/platform/x86/compal-laptop.c
+++ b/drivers/platform/x86/compal-laptop.c
@@ -1027,9 +1027,9 @@ static int compal_probe(struct platform_device *pdev)
        if (err)
                return err;
 
-       hwmon_dev = hwmon_device_register_with_groups(&pdev->dev,
-                                                     DRIVER_NAME, data,
-                                                     compal_hwmon_groups);
+       hwmon_dev = devm_hwmon_device_register_with_groups(&pdev->dev,
+                                                          DRIVER_NAME, data,
+                                                          compal_hwmon_groups);
        if (IS_ERR(hwmon_dev)) {
                err = PTR_ERR(hwmon_dev);
                goto remove;
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index 0a7325361d29..5f57e3d35e26 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -149,7 +149,6 @@ static int twa_reset_sequence(TW_Device_Extension *tw_dev, 
int soft_reset);
 static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int 
request_id, char *cdb, int use_sg, TW_SG_Entry *sglistarg);
 static void twa_scsiop_execute_scsi_complete(TW_Device_Extension *tw_dev, int 
request_id);
 static char *twa_string_lookup(twa_message_type *table, unsigned int aen_code);
-static void twa_unmap_scsi_data(TW_Device_Extension *tw_dev, int request_id);
 
 /* Functions */
 
@@ -1352,11 +1351,11 @@ static irqreturn_t twa_interrupt(int irq, void 
*dev_instance)
                                }
 
                                /* Now complete the io */
+                               scsi_dma_unmap(cmd);
+                               cmd->scsi_done(cmd);
                                tw_dev->state[request_id] = TW_S_COMPLETED;
                                twa_free_request_id(tw_dev, request_id);
                                tw_dev->posted_request_count--;
-                               
tw_dev->srb[request_id]->scsi_done(tw_dev->srb[request_id]);
-                               twa_unmap_scsi_data(tw_dev, request_id);
                        }
 
                        /* Check for valid status after each drain */
@@ -1414,26 +1413,6 @@ static void twa_load_sgl(TW_Device_Extension *tw_dev, 
TW_Command_Full *full_comm
        }
 } /* End twa_load_sgl() */
 
-/* This function will perform a pci-dma mapping for a scatter gather list */
-static int twa_map_scsi_sg_data(TW_Device_Extension *tw_dev, int request_id)
-{
-       int use_sg;
-       struct scsi_cmnd *cmd = tw_dev->srb[request_id];
-
-       use_sg = scsi_dma_map(cmd);
-       if (!use_sg)
-               return 0;
-       else if (use_sg < 0) {
-               TW_PRINTK(tw_dev->host, TW_DRIVER, 0x1c, "Failed to map scatter 
gather list");
-               return 0;
-       }
-
-       cmd->SCp.phase = TW_PHASE_SGLIST;
-       cmd->SCp.have_data_in = use_sg;
-
-       return use_sg;
-} /* End twa_map_scsi_sg_data() */
-
 /* This function will poll for a response interrupt of a request */
 static int twa_poll_response(TW_Device_Extension *tw_dev, int request_id, int 
seconds)
 {
@@ -1612,9 +1591,11 @@ static int 
twa_reset_device_extension(TW_Device_Extension *tw_dev)
                    (tw_dev->state[i] != TW_S_INITIAL) &&
                    (tw_dev->state[i] != TW_S_COMPLETED)) {
                        if (tw_dev->srb[i]) {
-                               tw_dev->srb[i]->result = (DID_RESET << 16);
-                               tw_dev->srb[i]->scsi_done(tw_dev->srb[i]);
-                               twa_unmap_scsi_data(tw_dev, i);
+                               struct scsi_cmnd *cmd = tw_dev->srb[i];
+
+                               cmd->result = (DID_RESET << 16);
+                               scsi_dma_unmap(cmd);
+                               cmd->scsi_done(cmd);
                        }
                }
        }
@@ -1793,21 +1774,18 @@ static int twa_scsi_queue_lck(struct scsi_cmnd *SCpnt, 
void (*done)(struct scsi_
        /* Save the scsi command for use by the ISR */
        tw_dev->srb[request_id] = SCpnt;
 
-       /* Initialize phase to zero */
-       SCpnt->SCp.phase = TW_PHASE_INITIAL;
-
        retval = twa_scsiop_execute_scsi(tw_dev, request_id, NULL, 0, NULL);
        switch (retval) {
        case SCSI_MLQUEUE_HOST_BUSY:
+               scsi_dma_unmap(SCpnt);
                twa_free_request_id(tw_dev, request_id);
-               twa_unmap_scsi_data(tw_dev, request_id);
                break;
        case 1:
-               tw_dev->state[request_id] = TW_S_COMPLETED;
-               twa_free_request_id(tw_dev, request_id);
-               twa_unmap_scsi_data(tw_dev, request_id);
                SCpnt->result = (DID_ERROR << 16);
+               scsi_dma_unmap(SCpnt);
                done(SCpnt);
+               tw_dev->state[request_id] = TW_S_COMPLETED;
+               twa_free_request_id(tw_dev, request_id);
                retval = 0;
        }
 out:
@@ -1875,8 +1853,8 @@ static int twa_scsiop_execute_scsi(TW_Device_Extension 
*tw_dev, int request_id,
                                command_packet->sg_list[0].address = 
TW_CPU_TO_SGL(tw_dev->generic_buffer_phys[request_id]);
                                command_packet->sg_list[0].length = 
cpu_to_le32(TW_MIN_SGL_LENGTH);
                        } else {
-                               sg_count = twa_map_scsi_sg_data(tw_dev, 
request_id);
-                               if (sg_count == 0)
+                               sg_count = scsi_dma_map(srb);
+                               if (sg_count < 0)
                                        goto out;
 
                                scsi_for_each_sg(srb, sg, sg_count, i) {
@@ -1991,15 +1969,6 @@ static char *twa_string_lookup(twa_message_type *table, 
unsigned int code)
        return(table[index].text);
 } /* End twa_string_lookup() */
 
-/* This function will perform a pci-dma unmap */
-static void twa_unmap_scsi_data(TW_Device_Extension *tw_dev, int request_id)
-{
-       struct scsi_cmnd *cmd = tw_dev->srb[request_id];
-
-       if (cmd->SCp.phase == TW_PHASE_SGLIST)
-               scsi_dma_unmap(cmd);
-} /* End twa_unmap_scsi_data() */
-
 /* This function gets called when a disk is coming on-line */
 static int twa_slave_configure(struct scsi_device *sdev)
 {
diff --git a/drivers/scsi/3w-9xxx.h b/drivers/scsi/3w-9xxx.h
index 040f7214e5b7..0fdc83cfa0e1 100644
--- a/drivers/scsi/3w-9xxx.h
+++ b/drivers/scsi/3w-9xxx.h
@@ -324,11 +324,6 @@ static twa_message_type twa_error_table[] = {
 #define TW_CURRENT_DRIVER_BUILD 0
 #define TW_CURRENT_DRIVER_BRANCH 0
 
-/* Phase defines */
-#define TW_PHASE_INITIAL 0
-#define TW_PHASE_SINGLE  1
-#define TW_PHASE_SGLIST  2
-
 /* Misc defines */
 #define TW_9550SX_DRAIN_COMPLETED            0xFFFF
 #define TW_SECTOR_SIZE                        512
diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c
index 4de346017e9f..61702ac00d42 100644
--- a/drivers/scsi/3w-sas.c
+++ b/drivers/scsi/3w-sas.c
@@ -303,26 +303,6 @@ static int twl_post_command_packet(TW_Device_Extension 
*tw_dev, int request_id)
        return 0;
 } /* End twl_post_command_packet() */
 
-/* This function will perform a pci-dma mapping for a scatter gather list */
-static int twl_map_scsi_sg_data(TW_Device_Extension *tw_dev, int request_id)
-{
-       int use_sg;
-       struct scsi_cmnd *cmd = tw_dev->srb[request_id];
-
-       use_sg = scsi_dma_map(cmd);
-       if (!use_sg)
-               return 0;
-       else if (use_sg < 0) {
-               TW_PRINTK(tw_dev->host, TW_DRIVER, 0x1, "Failed to map scatter 
gather list");
-               return 0;
-       }
-
-       cmd->SCp.phase = TW_PHASE_SGLIST;
-       cmd->SCp.have_data_in = use_sg;
-
-       return use_sg;
-} /* End twl_map_scsi_sg_data() */
-
 /* This function hands scsi cdb's to the firmware */
 static int twl_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int 
request_id, char *cdb, int use_sg, TW_SG_Entry_ISO *sglistarg)
 {
@@ -370,8 +350,8 @@ static int twl_scsiop_execute_scsi(TW_Device_Extension 
*tw_dev, int request_id,
        if (!sglistarg) {
                /* Map sglist from scsi layer to cmd packet */
                if (scsi_sg_count(srb)) {
-                       sg_count = twl_map_scsi_sg_data(tw_dev, request_id);
-                       if (sg_count == 0)
+                       sg_count = scsi_dma_map(srb);
+                       if (sg_count <= 0)
                                goto out;
 
                        scsi_for_each_sg(srb, sg, sg_count, i) {
@@ -1116,15 +1096,6 @@ out:
        return retval;
 } /* End twl_initialize_device_extension() */
 
-/* This function will perform a pci-dma unmap */
-static void twl_unmap_scsi_data(TW_Device_Extension *tw_dev, int request_id)
-{
-       struct scsi_cmnd *cmd = tw_dev->srb[request_id];
-
-       if (cmd->SCp.phase == TW_PHASE_SGLIST)
-               scsi_dma_unmap(cmd);
-} /* End twl_unmap_scsi_data() */
-
 /* This function will handle attention interrupts */
 static int twl_handle_attention_interrupt(TW_Device_Extension *tw_dev)
 {
@@ -1265,11 +1236,11 @@ static irqreturn_t twl_interrupt(int irq, void 
*dev_instance)
                        }
 
                        /* Now complete the io */
+                       scsi_dma_unmap(cmd);
+                       cmd->scsi_done(cmd);
                        tw_dev->state[request_id] = TW_S_COMPLETED;
                        twl_free_request_id(tw_dev, request_id);
                        tw_dev->posted_request_count--;
-                       
tw_dev->srb[request_id]->scsi_done(tw_dev->srb[request_id]);
-                       twl_unmap_scsi_data(tw_dev, request_id);
                }
 
                /* Check for another response interrupt */
@@ -1414,10 +1385,12 @@ static int 
twl_reset_device_extension(TW_Device_Extension *tw_dev, int ioctl_res
                if ((tw_dev->state[i] != TW_S_FINISHED) &&
                    (tw_dev->state[i] != TW_S_INITIAL) &&
                    (tw_dev->state[i] != TW_S_COMPLETED)) {
-                       if (tw_dev->srb[i]) {
-                               tw_dev->srb[i]->result = (DID_RESET << 16);
-                               tw_dev->srb[i]->scsi_done(tw_dev->srb[i]);
-                               twl_unmap_scsi_data(tw_dev, i);
+                       struct scsi_cmnd *cmd = tw_dev->srb[i];
+
+                       if (cmd) {
+                               cmd->result = (DID_RESET << 16);
+                               scsi_dma_unmap(cmd);
+                               cmd->scsi_done(cmd);
                        }
                }
        }
@@ -1521,9 +1494,6 @@ static int twl_scsi_queue_lck(struct scsi_cmnd *SCpnt, 
void (*done)(struct scsi_
        /* Save the scsi command for use by the ISR */
        tw_dev->srb[request_id] = SCpnt;
 
-       /* Initialize phase to zero */
-       SCpnt->SCp.phase = TW_PHASE_INITIAL;
-
        retval = twl_scsiop_execute_scsi(tw_dev, request_id, NULL, 0, NULL);
        if (retval) {
                tw_dev->state[request_id] = TW_S_COMPLETED;
diff --git a/drivers/scsi/3w-sas.h b/drivers/scsi/3w-sas.h
index d474892701d4..fec6449c7595 100644
--- a/drivers/scsi/3w-sas.h
+++ b/drivers/scsi/3w-sas.h
@@ -103,10 +103,6 @@ static char *twl_aen_severity_table[] =
 #define TW_CURRENT_DRIVER_BUILD 0
 #define TW_CURRENT_DRIVER_BRANCH 0
 
-/* Phase defines */
-#define TW_PHASE_INITIAL 0
-#define TW_PHASE_SGLIST  2
-
 /* Misc defines */
 #define TW_SECTOR_SIZE                        512
 #define TW_MAX_UNITS                         32
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 752624e6bc00..b327742b95ef 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -1284,32 +1284,6 @@ static int 
tw_initialize_device_extension(TW_Device_Extension *tw_dev)
        return 0;
 } /* End tw_initialize_device_extension() */
 
-static int tw_map_scsi_sg_data(struct pci_dev *pdev, struct scsi_cmnd *cmd)
-{
-       int use_sg;
-
-       dprintk(KERN_WARNING "3w-xxxx: tw_map_scsi_sg_data()\n");
-
-       use_sg = scsi_dma_map(cmd);
-       if (use_sg < 0) {
-               printk(KERN_WARNING "3w-xxxx: tw_map_scsi_sg_data(): 
pci_map_sg() failed.\n");
-               return 0;
-       }
-
-       cmd->SCp.phase = TW_PHASE_SGLIST;
-       cmd->SCp.have_data_in = use_sg;
-
-       return use_sg;
-} /* End tw_map_scsi_sg_data() */
-
-static void tw_unmap_scsi_data(struct pci_dev *pdev, struct scsi_cmnd *cmd)
-{
-       dprintk(KERN_WARNING "3w-xxxx: tw_unmap_scsi_data()\n");
-
-       if (cmd->SCp.phase == TW_PHASE_SGLIST)
-               scsi_dma_unmap(cmd);
-} /* End tw_unmap_scsi_data() */
-
 /* This function will reset a device extension */
 static int tw_reset_device_extension(TW_Device_Extension *tw_dev)
 {
@@ -1332,8 +1306,8 @@ static int tw_reset_device_extension(TW_Device_Extension 
*tw_dev)
                        srb = tw_dev->srb[i];
                        if (srb != NULL) {
                                srb->result = (DID_RESET << 16);
-                               tw_dev->srb[i]->scsi_done(tw_dev->srb[i]);
-                               tw_unmap_scsi_data(tw_dev->tw_pci_dev, 
tw_dev->srb[i]);
+                               scsi_dma_unmap(srb);
+                               srb->scsi_done(srb);
                        }
                }
        }
@@ -1780,8 +1754,8 @@ static int tw_scsiop_read_write(TW_Device_Extension 
*tw_dev, int request_id)
        command_packet->byte8.io.lba = lba;
        command_packet->byte6.block_count = num_sectors;
 
-       use_sg = tw_map_scsi_sg_data(tw_dev->tw_pci_dev, 
tw_dev->srb[request_id]);
-       if (!use_sg)
+       use_sg = scsi_dma_map(srb);
+       if (use_sg <= 0)
                return 1;
 
        scsi_for_each_sg(tw_dev->srb[request_id], sg, use_sg, i) {
@@ -1968,9 +1942,6 @@ static int tw_scsi_queue_lck(struct scsi_cmnd *SCpnt, 
void (*done)(struct scsi_c
        /* Save the scsi command for use by the ISR */
        tw_dev->srb[request_id] = SCpnt;
 
-       /* Initialize phase to zero */
-       SCpnt->SCp.phase = TW_PHASE_INITIAL;
-
        switch (*command) {
                case READ_10:
                case READ_6:
@@ -2198,12 +2169,11 @@ static irqreturn_t tw_interrupt(int irq, void 
*dev_instance)
 
                                /* Now complete the io */
                                if ((error != TW_ISR_DONT_COMPLETE)) {
+                                       scsi_dma_unmap(tw_dev->srb[request_id]);
+                                       
tw_dev->srb[request_id]->scsi_done(tw_dev->srb[request_id]);
                                        tw_dev->state[request_id] = 
TW_S_COMPLETED;
                                        tw_state_request_finish(tw_dev, 
request_id);
                                        tw_dev->posted_request_count--;
-                                       
tw_dev->srb[request_id]->scsi_done(tw_dev->srb[request_id]);
-                                       
-                                       tw_unmap_scsi_data(tw_dev->tw_pci_dev, 
tw_dev->srb[request_id]);
                                }
                        }
                                
diff --git a/drivers/scsi/3w-xxxx.h b/drivers/scsi/3w-xxxx.h
index 49dcf03c631a..1d31858766ce 100644
--- a/drivers/scsi/3w-xxxx.h
+++ b/drivers/scsi/3w-xxxx.h
@@ -195,11 +195,6 @@ static unsigned char tw_sense_table[][4] =
 #define TW_AEN_SMART_FAIL        0x000F
 #define TW_AEN_SBUF_FAIL         0x0024
 
-/* Phase defines */
-#define TW_PHASE_INITIAL 0
-#define TW_PHASE_SINGLE 1
-#define TW_PHASE_SGLIST 2
-
 /* Misc defines */
 #define TW_ALIGNMENT_6000                    64 /* 64 bytes */
 #define TW_ALIGNMENT_7000                     4  /* 4 bytes */
diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index ec4b1fd14021..790e12e0f524 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -275,11 +275,11 @@ static unsigned char 
lcd_bits[LCD_PORTS][LCD_BITS][BIT_STATES];
  * LCD types
  */
 #define LCD_TYPE_NONE          0
-#define LCD_TYPE_OLD           1
-#define LCD_TYPE_KS0074                2
-#define LCD_TYPE_HANTRONIX     3
-#define LCD_TYPE_NEXCOM                4
-#define LCD_TYPE_CUSTOM                5
+#define LCD_TYPE_CUSTOM                1
+#define LCD_TYPE_OLD           2
+#define LCD_TYPE_KS0074                3
+#define LCD_TYPE_HANTRONIX     4
+#define LCD_TYPE_NEXCOM                5
 
 /*
  * keypad types
@@ -457,8 +457,7 @@ MODULE_PARM_DESC(keypad_enabled, "Deprecated option, use 
keypad_type instead");
 static int lcd_type = -1;
 module_param(lcd_type, int, 0000);
 MODULE_PARM_DESC(lcd_type,
-                "LCD type: 0=none, 1=old //, 2=serial ks0074, "
-                "3=hantronix //, 4=nexcom //, 5=compiled-in");
+               "LCD type: 0=none, 1=compiled-in, 2=old, 3=serial ks0074, 
4=hantronix, 5=nexcom");
 
 static int lcd_proto = -1;
 module_param(lcd_proto, int, 0000);
diff --git a/drivers/tty/serial/atmel_serial.c 
b/drivers/tty/serial/atmel_serial.c
index 0d3e6cb36748..9d162ef79af6 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -757,6 +757,7 @@ static int atmel_prepare_tx_dma(struct uart_port *port)
        config.direction = DMA_MEM_TO_DEV;
        config.dst_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE;
        config.dst_addr = port->mapbase + ATMEL_US_THR;
+       config.dst_maxburst = 1;
 
        ret = dmaengine_device_control(atmel_port->chan_tx,
                                        DMA_SLAVE_CONFIG,
@@ -921,6 +922,7 @@ static int atmel_prepare_rx_dma(struct uart_port *port)
        config.direction = DMA_DEV_TO_MEM;
        config.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE;
        config.src_addr = port->mapbase + ATMEL_US_RHR;
+       config.src_maxburst = 1;
 
        ret = dmaengine_device_control(atmel_port->chan_rx,
                                        DMA_SLAVE_CONFIG,
diff --git a/drivers/tty/serial/of_serial.c b/drivers/tty/serial/of_serial.c
index 99246606a256..9dd8a71fff9e 100644
--- a/drivers/tty/serial/of_serial.c
+++ b/drivers/tty/serial/of_serial.c
@@ -261,7 +261,6 @@ static struct of_device_id of_platform_serial_table[] = {
        { .compatible = "ibm,qpace-nwp-serial",
                .data = (void *)PORT_NWPSERIAL, },
 #endif
-       { .type = "serial",         .data = (void *)PORT_UNKNOWN, },
        { /* end of list */ },
 };
 
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 69b76efd11e9..44e698cd5246 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -975,6 +975,15 @@ unknown:
                break;
        }
        /* host either stalls (value < 0) or reports success */
+       if (value >= 0) {
+               req->length = value;
+               req->zero = value < wLength;
+               value = usb_ep_queue(cdev->gadget->ep0, req, GFP_ATOMIC);
+               if (value < 0) {
+                       ERROR(dev, "%s:%d Error!\n", __func__, __LINE__);
+                       req->status = 0;
+               }
+       }
        return value;
 }
 
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 488a30836c36..3df32fa8c8ae 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -787,12 +787,12 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
                                        ehci->reset_done[i] == 0))
                                continue;
 
-                       /* start 20 msec resume signaling from this port,
-                        * and make khubd collect PORT_STAT_C_SUSPEND to
-                        * stop that signaling.  Use 5 ms extra for safety,
-                        * like usb_port_resume() does.
+                       /* start USB_RESUME_TIMEOUT msec resume signaling from
+                        * this port, and make hub_wq collect
+                        * PORT_STAT_C_SUSPEND to stop that signaling.
                         */
-                       ehci->reset_done[i] = jiffies + msecs_to_jiffies(25);
+                       ehci->reset_done[i] = jiffies +
+                               msecs_to_jiffies(USB_RESUME_TIMEOUT);
                        set_bit(i, &ehci->resuming_ports);
                        ehci_dbg (ehci, "port %d remote wakeup\n", i + 1);
                        usb_hcd_start_port_resume(&hcd->self, i);
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 7d6f64c447bf..323c5faf7a2f 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -482,10 +482,13 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
                ehci_writel(ehci, temp, &ehci->regs->port_status [i]);
        }
 
-       /* msleep for 20ms only if code is trying to resume port */
+       /*
+        * msleep for USB_RESUME_TIMEOUT ms only if code is trying to resume
+        * port
+        */
        if (resume_needed) {
                spin_unlock_irq(&ehci->lock);
-               msleep(20);
+               msleep(USB_RESUME_TIMEOUT);
                spin_lock_irq(&ehci->lock);
                if (ehci->shutdown)
                        goto shutdown;
@@ -953,7 +956,7 @@ static int ehci_hub_control (
                        temp &= ~PORT_WAKE_BITS;
                        ehci_writel(ehci, temp | PORT_RESUME, status_reg);
                        ehci->reset_done[wIndex] = jiffies
-                                       + msecs_to_jiffies(20);
+                                       + msecs_to_jiffies(USB_RESUME_TIMEOUT);
                        set_bit(wIndex, &ehci->resuming_ports);
                        usb_hcd_start_port_resume(&hcd->self, wIndex);
                        break;
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index e07248b6ab67..1b1e6e0d9270 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -2500,11 +2500,12 @@ static irqreturn_t oxu210_hcd_irq(struct usb_hcd *hcd)
                                        || oxu->reset_done[i] != 0)
                                continue;
 
-                       /* start 20 msec resume signaling from this port,
-                        * and make khubd collect PORT_STAT_C_SUSPEND to
+                       /* start USB_RESUME_TIMEOUT resume signaling from this
+                        * port, and make hub_wq collect PORT_STAT_C_SUSPEND to
                         * stop that signaling.
                         */
-                       oxu->reset_done[i] = jiffies + msecs_to_jiffies(20);
+                       oxu->reset_done[i] = jiffies +
+                               msecs_to_jiffies(USB_RESUME_TIMEOUT);
                        oxu_dbg(oxu, "port %d remote wakeup\n", i + 1);
                        mod_timer(&hcd->rh_timer, oxu->reset_done[i]);
                }
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 07576907e2c6..ec69b90475c7 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -99,6 +99,7 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/dma-mapping.h>
+#include <linux/usb.h>
 
 #include "musb_core.h"
 
@@ -477,10 +478,11 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 
int_usb,
                                                (USB_PORT_STAT_C_SUSPEND << 16)
                                                | MUSB_PORT_STAT_RESUME;
                                musb->rh_timer = jiffies
-                                                + msecs_to_jiffies(20);
+                                       + msecs_to_jiffies(USB_RESUME_TIMEOUT);
+
                                schedule_delayed_work(
                                        &musb->finish_resume_work,
-                                       msecs_to_jiffies(20));
+                                       msecs_to_jiffies(USB_RESUME_TIMEOUT));
 
                                musb->xceiv->state = OTG_STATE_A_HOST;
                                musb->is_active = 1;
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c
index e2d2d8c9891b..0241a3a0d63e 100644
--- a/drivers/usb/musb/musb_virthub.c
+++ b/drivers/usb/musb/musb_virthub.c
@@ -136,7 +136,7 @@ void musb_port_suspend(struct musb *musb, bool do_suspend)
                /* later, GetPortStatus will stop RESUME signaling */
                musb->port1_status |= MUSB_PORT_STAT_RESUME;
                schedule_delayed_work(&musb->finish_resume_work,
-                                     msecs_to_jiffies(20));
+                                     msecs_to_jiffies(USB_RESUME_TIMEOUT));
        }
 }
 
diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index 171b9fa0f27a..4e8b79def9c7 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -656,6 +656,14 @@ int ext4_es_insert_extent(struct inode *inode, ext4_lblk_t 
lblk,
 
        BUG_ON(end < lblk);
 
+       if ((status & EXTENT_STATUS_DELAYED) &&
+           (status & EXTENT_STATUS_WRITTEN)) {
+               ext4_warning(inode->i_sb, "Inserting extent [%u/%u] as "
+                               " delayed and written which can potentially "
+                               " cause data loss.\n", lblk, len);
+               WARN_ON(1);
+       }
+
        newes.es_lblk = lblk;
        newes.es_len = len;
        ext4_es_store_pblock(&newes, pblk);
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 3a7e0341447f..da03340fdb17 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -569,6 +569,7 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
                status = map->m_flags & EXT4_MAP_UNWRITTEN ?
                                EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN;
                if (!(flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE) &&
+                   !(status & EXTENT_STATUS_WRITTEN) &&
                    ext4_find_delalloc_range(inode, map->m_lblk,
                                             map->m_lblk + map->m_len - 1))
                        status |= EXTENT_STATUS_DELAYED;
@@ -678,6 +679,7 @@ found:
                status = map->m_flags & EXT4_MAP_UNWRITTEN ?
                                EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN;
                if (!(flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE) &&
+                   !(status & EXTENT_STATUS_WRITTEN) &&
                    ext4_find_delalloc_range(inode, map->m_lblk,
                                             map->m_lblk + map->m_len - 1))
                        status |= EXTENT_STATUS_DELAYED;
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index dfb42ca6d043..8898cdeb42a4 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -41,7 +41,8 @@
 
 #define EMUPAGESIZE     4096
 #define MAXREQVOICES    8
-#define MAXPAGES        8192
+#define MAXPAGES0       4096   /* 32 bit mode */
+#define MAXPAGES1       8192   /* 31 bit mode */
 #define RESERVED        0
 #define NUM_MIDI        16
 #define NUM_G           64              /* use all channels */
@@ -50,8 +51,7 @@
 
 /* FIXME? - according to the OSS driver the EMU10K1 needs a 29 bit DMA mask */
 #define EMU10K1_DMA_MASK       0x7fffffffUL    /* 31bit */
-#define AUDIGY_DMA_MASK                0x7fffffffUL    /* 31bit FIXME - 32 
should work? */
-                                               /* See ALSA bug #1276 - 
rlrevell */
+#define AUDIGY_DMA_MASK                0xffffffffUL    /* 32bit mode */
 
 #define TMEMSIZE        256*1024
 #define TMEMSIZEREG     4
@@ -468,8 +468,11 @@
 
 #define MAPB                   0x0d            /* Cache map B                  
                        */
 
-#define MAP_PTE_MASK           0xffffe000      /* The 19 MSBs of the PTE 
indexed by the PTI            */
-#define MAP_PTI_MASK           0x00001fff      /* The 13 bit index to one of 
the 8192 PTE dwords       */
+#define MAP_PTE_MASK0          0xfffff000      /* The 20 MSBs of the PTE 
indexed by the PTI            */
+#define MAP_PTI_MASK0          0x00000fff      /* The 12 bit index to one of 
the 4096 PTE dwords       */
+
+#define MAP_PTE_MASK1          0xffffe000      /* The 19 MSBs of the PTE 
indexed by the PTI            */
+#define MAP_PTI_MASK1          0x00001fff      /* The 13 bit index to one of 
the 8192 PTE dwords       */
 
 /* 0x0e, 0x0f: Not used */
 
@@ -1706,6 +1709,7 @@ struct snd_emu10k1 {
        unsigned short model;                   /* subsystem id */
        unsigned int card_type;                 /* EMU10K1_CARD_* */
        unsigned int ecard_ctrl;                /* ecard control bits */
+       unsigned int address_mode;              /* address mode */
        unsigned long dma_mask;                 /* PCI DMA mask */
        unsigned int delay_pcm_irq;             /* in samples */
        int max_cache_pages;                    /* max memory size / PAGE_SIZE 
*/
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 6e89ef6c11c1..13412ab158ee 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -302,7 +302,7 @@ struct device;
        .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | 
SNDRV_CTL_ELEM_ACCESS_READWRITE,\
        .tlv.p = (tlv_array), \
        .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \
-       .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
+       .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 1) }
 #define SOC_DAPM_SINGLE_TLV_VIRT(xname, max, tlv_array) \
        SOC_DAPM_SINGLE(xname, SND_SOC_NOPM, 0, max, 0, tlv_array)
 #define SOC_DAPM_ENUM(xname, xenum) \
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index b94002ab8052..1e2e9bf62f1a 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -158,6 +158,7 @@ void ping_unhash(struct sock *sk)
        if (sk_hashed(sk)) {
                write_lock_bh(&ping_table.lock);
                hlist_nulls_del(&sk->sk_nulls_node);
+               sk_nulls_node_init(&sk->sk_nulls_node);
                sock_put(sk);
                isk->inet_num = 0;
                isk->inet_sport = 0;
diff --git a/sound/pci/emu10k1/emu10k1.c b/sound/pci/emu10k1/emu10k1.c
index 9e1bd0c39a8c..6757458e8db6 100644
--- a/sound/pci/emu10k1/emu10k1.c
+++ b/sound/pci/emu10k1/emu10k1.c
@@ -181,8 +181,10 @@ static int snd_card_emu10k1_probe(struct pci_dev *pci,
        }
 #endif
  
-       strcpy(card->driver, emu->card_capabilities->driver);
-       strcpy(card->shortname, emu->card_capabilities->name);
+       strlcpy(card->driver, emu->card_capabilities->driver,
+               sizeof(card->driver));
+       strlcpy(card->shortname, emu->card_capabilities->name,
+               sizeof(card->shortname));
        snprintf(card->longname, sizeof(card->longname),
                 "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
                 card->shortname, emu->revision, emu->serial, emu->port, 
emu->irq);
diff --git a/sound/pci/emu10k1/emu10k1_callback.c 
b/sound/pci/emu10k1/emu10k1_callback.c
index 0a34b5f1c475..f8a6549f00e5 100644
--- a/sound/pci/emu10k1/emu10k1_callback.c
+++ b/sound/pci/emu10k1/emu10k1_callback.c
@@ -415,7 +415,7 @@ start_voice(struct snd_emux_voice *vp)
        snd_emu10k1_ptr_write(hw, Z2, ch, 0);
 
        /* invalidate maps */
-       temp = (hw->silent_page.addr << 1) | MAP_PTI_MASK;
+       temp = (hw->silent_page.addr << hw->address_mode) | (hw->address_mode ? 
MAP_PTI_MASK1 : MAP_PTI_MASK0);
        snd_emu10k1_ptr_write(hw, MAPA, ch, temp);
        snd_emu10k1_ptr_write(hw, MAPB, ch, temp);
 #if 0
@@ -436,7 +436,7 @@ start_voice(struct snd_emux_voice *vp)
                snd_emu10k1_ptr_write(hw, CDF, ch, sample);
 
                /* invalidate maps */
-               temp = ((unsigned int)hw->silent_page.addr << 1) | MAP_PTI_MASK;
+               temp = ((unsigned int)hw->silent_page.addr << hw_address_mode) 
| (hw->address_mode ? MAP_PTI_MASK1 : MAP_PTI_MASK0);
                snd_emu10k1_ptr_write(hw, MAPA, ch, temp);
                snd_emu10k1_ptr_write(hw, MAPB, ch, temp);
                
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
index bdd888ec9a84..a131092572e6 100644
--- a/sound/pci/emu10k1/emu10k1_main.c
+++ b/sound/pci/emu10k1/emu10k1_main.c
@@ -282,7 +282,7 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int 
enable_ir, int resume)
        snd_emu10k1_ptr_write(emu, TCB, 0, 0);  /* taken from original driver */
        snd_emu10k1_ptr_write(emu, TCBS, 0, 4); /* taken from original driver */
 
-       silent_page = (emu->silent_page.addr << 1) | MAP_PTI_MASK;
+       silent_page = (emu->silent_page.addr << emu->address_mode) | 
(emu->address_mode ? MAP_PTI_MASK1 : MAP_PTI_MASK0);
        for (ch = 0; ch < NUM_G; ch++) {
                snd_emu10k1_ptr_write(emu, MAPA, ch, silent_page);
                snd_emu10k1_ptr_write(emu, MAPB, ch, silent_page);
@@ -348,6 +348,11 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int 
enable_ir, int resume)
                outl(reg | A_IOCFG_GPOUT0, emu->port + A_IOCFG);
        }
 
+       if (emu->address_mode == 0) {
+               /* use 16M in 4G */
+               outl(inl(emu->port + HCFG) | HCFG_EXPANDED_MEM, emu->port + 
HCFG);
+       }
+
        return 0;
 }
 
@@ -1411,7 +1416,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
         *
         */
        {.vendor = 0x1102, .device = 0x0008, .subsystem = 0x20011102,
-        .driver = "Audigy2", .name = "SB Audigy 2 ZS Notebook [SB0530]",
+        .driver = "Audigy2", .name = "Audigy 2 ZS Notebook [SB0530]",
         .id = "Audigy2",
         .emu10k2_chip = 1,
         .ca0108_chip = 1,
@@ -1561,7 +1566,7 @@ static struct snd_emu_chip_details emu_chip_details[] = {
         .adc_1361t = 1,  /* 24 bit capture instead of 16bit */
         .ac97_chip = 1} ,
        {.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10051102,
-        .driver = "Audigy2", .name = "SB Audigy 2 Platinum EX [SB0280]",
+        .driver = "Audigy2", .name = "Audigy 2 Platinum EX [SB0280]",
         .id = "Audigy2",
         .emu10k2_chip = 1,
         .ca0102_chip = 1,
@@ -1865,8 +1870,10 @@ int snd_emu10k1_create(struct snd_card *card,
 
        is_audigy = emu->audigy = c->emu10k2_chip;
 
+       /* set addressing mode */
+       emu->address_mode = is_audigy ? 0 : 1;
        /* set the DMA transfer mask */
-       emu->dma_mask = is_audigy ? AUDIGY_DMA_MASK : EMU10K1_DMA_MASK;
+       emu->dma_mask = emu->address_mode ? EMU10K1_DMA_MASK : AUDIGY_DMA_MASK;
        if (pci_set_dma_mask(pci, emu->dma_mask) < 0 ||
            pci_set_consistent_dma_mask(pci, emu->dma_mask) < 0) {
                snd_printk(KERN_ERR "architecture does not support PCI 
busmaster DMA with mask 0x%lx\n", emu->dma_mask);
@@ -1889,7 +1896,7 @@ int snd_emu10k1_create(struct snd_card *card,
 
        emu->max_cache_pages = max_cache_bytes >> PAGE_SHIFT;
        if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
-                               32 * 1024, &emu->ptb_pages) < 0) {
+                               (emu->address_mode ? 32 : 16) * 1024, 
&emu->ptb_pages) < 0) {
                err = -ENOMEM;
                goto error;
        }
@@ -1988,8 +1995,8 @@ int snd_emu10k1_create(struct snd_card *card,
 
        /* Clear silent pages and set up pointers */
        memset(emu->silent_page.area, 0, PAGE_SIZE);
-       silent_page = emu->silent_page.addr << 1;
-       for (idx = 0; idx < MAXPAGES; idx++)
+       silent_page = emu->silent_page.addr << emu->address_mode;
+       for (idx = 0; idx < (emu->address_mode ? MAXPAGES1 : MAXPAGES0); idx++)
                ((u32 *)emu->ptb_pages.area)[idx] = cpu_to_le32(silent_page | 
idx);
 
        /* set up voice indices */
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 5ae1d045bdcb..7581019d7c84 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -379,7 +379,7 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 
*emu,
        snd_emu10k1_ptr_write(emu, Z1, voice, 0);
        snd_emu10k1_ptr_write(emu, Z2, voice, 0);
        /* invalidate maps */
-       silent_page = ((unsigned int)emu->silent_page.addr << 1) | MAP_PTI_MASK;
+       silent_page = ((unsigned int)emu->silent_page.addr << 
emu->address_mode) | (emu->address_mode ? MAP_PTI_MASK1 : MAP_PTI_MASK0);
        snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
        snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
        /* modulation envelope */
diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index ae709c1ab3a8..d514458efe3d 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -34,10 +34,11 @@
  * aligned pages in others
  */
 #define __set_ptb_entry(emu,page,addr) \
-       (((u32 *)(emu)->ptb_pages.area)[page] = cpu_to_le32(((addr) << 1) | 
(page)))
+       (((u32 *)(emu)->ptb_pages.area)[page] = cpu_to_le32(((addr) << 
(emu->address_mode)) | (page)))
 
 #define UNIT_PAGES             (PAGE_SIZE / EMUPAGESIZE)
-#define MAX_ALIGN_PAGES                (MAXPAGES / UNIT_PAGES)
+#define MAX_ALIGN_PAGES0               (MAXPAGES0 / UNIT_PAGES)
+#define MAX_ALIGN_PAGES1               (MAXPAGES1 / UNIT_PAGES)
 /* get aligned page from offset address */
 #define get_aligned_page(offset)       ((offset) >> PAGE_SHIFT)
 /* get offset address from aligned page */
@@ -124,7 +125,7 @@ static int search_empty_map_area(struct snd_emu10k1 *emu, 
int npages, struct lis
                }
                page = blk->mapped_page + blk->pages;
        }
-       size = MAX_ALIGN_PAGES - page;
+       size = (emu->address_mode ? MAX_ALIGN_PAGES1 : MAX_ALIGN_PAGES0) - page;
        if (size >= max_size) {
                *nextp = pos;
                return page;
@@ -181,7 +182,7 @@ static int unmap_memblk(struct snd_emu10k1 *emu, struct 
snd_emu10k1_memblk *blk)
                q = get_emu10k1_memblk(p, mapped_link);
                end_page = q->mapped_page;
        } else
-               end_page = MAX_ALIGN_PAGES;
+               end_page = (emu->address_mode ? MAX_ALIGN_PAGES1 : 
MAX_ALIGN_PAGES0);
 
        /* remove links */
        list_del(&blk->mapped_link);
@@ -305,7 +306,7 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct 
snd_pcm_substream *subst
        if (snd_BUG_ON(!emu))
                return NULL;
        if (snd_BUG_ON(runtime->dma_bytes <= 0 ||
-                      runtime->dma_bytes >= MAXPAGES * EMUPAGESIZE))
+                      runtime->dma_bytes >= (emu->address_mode ? MAXPAGES1 : 
MAXPAGES0) * EMUPAGESIZE))
                return NULL;
        hdr = emu->memhdr;
        if (snd_BUG_ON(!hdr))
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index f6e5c4ed03ed..97ebc105cf3c 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -2082,6 +2082,16 @@ static void put_vol_mute(struct hda_codec *codec, 
unsigned int amp_caps,
        snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
 }
 
+/* meta hook to call each driver's vmaster hook */
+static void vmaster_hook(void *private_data, int enabled)
+{
+       struct hda_vmaster_mute_hook *hook = private_data;
+
+       if (hook->mute_mode != HDA_VMUTE_FOLLOW_MASTER)
+               enabled = hook->mute_mode;
+       hook->hook(hook->codec, enabled);
+}
+
 /**
  * snd_hda_codec_amp_read - Read AMP value
  * @codec: HD-audio codec
@@ -2917,9 +2927,9 @@ int snd_hda_add_vmaster_hook(struct hda_codec *codec,
 
        if (!hook->hook || !hook->sw_kctl)
                return 0;
-       snd_ctl_add_vmaster_hook(hook->sw_kctl, hook->hook, codec);
        hook->codec = codec;
        hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER;
+       snd_ctl_add_vmaster_hook(hook->sw_kctl, vmaster_hook, hook);
        if (!expose_enum_ctl)
                return 0;
        kctl = snd_ctl_new1(&vmaster_mute_mode, hook);
@@ -2942,14 +2952,7 @@ void snd_hda_sync_vmaster_hook(struct 
hda_vmaster_mute_hook *hook)
         */
        if (hook->codec->bus->shutdown)
                return;
-       switch (hook->mute_mode) {
-       case HDA_VMUTE_FOLLOW_MASTER:
-               snd_ctl_sync_vmaster_hook(hook->sw_kctl);
-               break;
-       default:
-               hook->hook(hook->codec, hook->mute_mode);
-               break;
-       }
+       snd_ctl_sync_vmaster_hook(hook->sw_kctl);
 }
 EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook);
 
diff --git a/sound/pci/hda/thinkpad_helper.c b/sound/pci/hda/thinkpad_helper.c
index 8fe3b8c18ed4..1eafc1a28193 100644
--- a/sound/pci/hda/thinkpad_helper.c
+++ b/sound/pci/hda/thinkpad_helper.c
@@ -71,6 +71,7 @@ static void hda_fixup_thinkpad_acpi(struct hda_codec *codec,
                if (led_set_func(TPACPI_LED_MUTE, false) >= 0) {
                        old_vmaster_hook = spec->vmaster_mute.hook;
                        spec->vmaster_mute.hook = update_tpacpi_mute_led;
+                       spec->vmaster_mute_enum = 1;
                        removefunc = false;
                }
                if (led_set_func(TPACPI_LED_MICMUTE, false) >= 0) {
diff --git a/sound/synth/emux/emux_oss.c b/sound/synth/emux/emux_oss.c
index 319754cf6208..daf61abc3670 100644
--- a/sound/synth/emux/emux_oss.c
+++ b/sound/synth/emux/emux_oss.c
@@ -118,12 +118,8 @@ snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void 
*closure)
        if (snd_BUG_ON(!arg || !emu))
                return -ENXIO;
 
-       mutex_lock(&emu->register_mutex);
-
-       if (!snd_emux_inc_count(emu)) {
-               mutex_unlock(&emu->register_mutex);
+       if (!snd_emux_inc_count(emu))
                return -EFAULT;
-       }
 
        memset(&callback, 0, sizeof(callback));
        callback.owner = THIS_MODULE;
@@ -135,7 +131,6 @@ snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void 
*closure)
        if (p == NULL) {
                snd_printk(KERN_ERR "can't create port\n");
                snd_emux_dec_count(emu);
-               mutex_unlock(&emu->register_mutex);
                return -ENOMEM;
        }
 
@@ -148,8 +143,6 @@ snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void 
*closure)
        reset_port_mode(p, arg->seq_mode);
 
        snd_emux_reset_port(p);
-
-       mutex_unlock(&emu->register_mutex);
        return 0;
 }
 
@@ -195,13 +188,11 @@ snd_emux_close_seq_oss(struct snd_seq_oss_arg *arg)
        if (snd_BUG_ON(!emu))
                return -ENXIO;
 
-       mutex_lock(&emu->register_mutex);
        snd_emux_sounds_off_all(p);
        snd_soundfont_close_check(emu->sflist, SF_CLIENT_NO(p->chset.port));
        snd_seq_event_port_detach(p->chset.client, p->chset.port);
        snd_emux_dec_count(emu);
 
-       mutex_unlock(&emu->register_mutex);
        return 0;
 }
 
diff --git a/sound/synth/emux/emux_seq.c b/sound/synth/emux/emux_seq.c
index 7778b8e19782..a0209204ae48 100644
--- a/sound/synth/emux/emux_seq.c
+++ b/sound/synth/emux/emux_seq.c
@@ -124,12 +124,10 @@ snd_emux_detach_seq(struct snd_emux *emu)
        if (emu->voices)
                snd_emux_terminate_all(emu);
                
-       mutex_lock(&emu->register_mutex);
        if (emu->client >= 0) {
                snd_seq_delete_kernel_client(emu->client);
                emu->client = -1;
        }
-       mutex_unlock(&emu->register_mutex);
 }
 
 
@@ -269,8 +267,8 @@ snd_emux_event_input(struct snd_seq_event *ev, int direct, 
void *private_data,
 /*
  * increment usage count
  */
-int
-snd_emux_inc_count(struct snd_emux *emu)
+static int
+__snd_emux_inc_count(struct snd_emux *emu)
 {
        emu->used++;
        if (!try_module_get(emu->ops.owner))
@@ -284,12 +282,21 @@ snd_emux_inc_count(struct snd_emux *emu)
        return 1;
 }
 
+int snd_emux_inc_count(struct snd_emux *emu)
+{
+       int ret;
+
+       mutex_lock(&emu->register_mutex);
+       ret = __snd_emux_inc_count(emu);
+       mutex_unlock(&emu->register_mutex);
+       return ret;
+}
 
 /*
  * decrease usage count
  */
-void
-snd_emux_dec_count(struct snd_emux *emu)
+static void
+__snd_emux_dec_count(struct snd_emux *emu)
 {
        module_put(emu->card->module);
        emu->used--;
@@ -298,6 +305,12 @@ snd_emux_dec_count(struct snd_emux *emu)
        module_put(emu->ops.owner);
 }
 
+void snd_emux_dec_count(struct snd_emux *emu)
+{
+       mutex_lock(&emu->register_mutex);
+       __snd_emux_dec_count(emu);
+       mutex_unlock(&emu->register_mutex);
+}
 
 /*
  * Routine that is called upon a first use of a particular port
@@ -317,7 +330,7 @@ snd_emux_use(void *private_data, struct 
snd_seq_port_subscribe *info)
 
        mutex_lock(&emu->register_mutex);
        snd_emux_init_port(p);
-       snd_emux_inc_count(emu);
+       __snd_emux_inc_count(emu);
        mutex_unlock(&emu->register_mutex);
        return 0;
 }
@@ -340,7 +353,7 @@ snd_emux_unuse(void *private_data, struct 
snd_seq_port_subscribe *info)
 
        mutex_lock(&emu->register_mutex);
        snd_emux_sounds_off_all(p);
-       snd_emux_dec_count(emu);
+       __snd_emux_dec_count(emu);
        mutex_unlock(&emu->register_mutex);
        return 0;
 }
--
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