Merge HEAD from ../from-linus

25 files changed, 50 insertions, 70 deletions

diff --git a/drivers/block/cfq-iosched.c b/drivers/block/cfq-iosched.c
index 2435a7c99b2b..cd056e7e64ec 100644
--- a/drivers/block/cfq-iosched.c
+++ b/drivers/block/cfq-iosched.c
@@ -47,7 +47,7 @@ static int cfq_slice_idle = HZ / 100;
 /*
  * disable queueing at the driver/hardware level
  */
-static int cfq_max_depth = 1;
+static int cfq_max_depth = 2;
 
 /*
  * for the hash of cfqq inside the cfqd
@@ -385,9 +385,15 @@ cfq_choose_req(struct cfq_data *cfqd, struct cfq_rq *crq1, struct cfq_rq *crq2)
                 return crq2;
         if (crq2 == NULL)
                 return crq1;
-        if (cfq_crq_requeued(crq1))
+
+        if (cfq_crq_requeued(crq1) && !cfq_crq_requeued(crq2))
                 return crq1;
-        if (cfq_crq_requeued(crq2))
+        else if (cfq_crq_requeued(crq2) && !cfq_crq_requeued(crq1))
+                return crq2;
+
+        if (cfq_crq_is_sync(crq1) && !cfq_crq_is_sync(crq2))
+                return crq1;
+        else if (cfq_crq_is_sync(crq2) && !cfq_crq_is_sync(crq1))
                 return crq2;
 
         s1 = crq1->request->sector;
@@ -1769,18 +1775,23 @@ static void
 cfq_crq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
                  struct cfq_rq *crq)
 {
-        const int sync = cfq_crq_is_sync(crq);
+        struct cfq_io_context *cic;
 
         cfqq->next_crq = cfq_choose_req(cfqd, cfqq->next_crq, crq);
 
-        if (sync) {
-                struct cfq_io_context *cic = crq->io_context;
+        /*
+         * we never wait for an async request and we don't allow preemption
+         * of an async request. so just return early
+         */
+        if (!cfq_crq_is_sync(crq))
+                return;
 
-                cfq_update_io_thinktime(cfqd, cic);
-                cfq_update_idle_window(cfqd, cfqq, cic);
+        cic = crq->io_context;
 
-                cic->last_queue = jiffies;
-        }
+        cfq_update_io_thinktime(cfqd, cic);
+        cfq_update_idle_window(cfqd, cfqq, cic);
+
+        cic->last_queue = jiffies;
 
         if (cfqq == cfqd->active_queue) {
                 /*
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 4f27e5519296..7333b41d4224 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -80,7 +80,7 @@ config SERIAL_NONSTANDARD
 
 config COMPUTONE
         tristate "Computone IntelliPort Plus serial support"
-        depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP
+        depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP && (BROKEN || !SPARC32)
         ---help---
           This driver supports the entire family of Intelliport II/Plus
           controllers with the exception of the MicroChannel controllers and
@@ -138,7 +138,7 @@ config CYZ_INTR
 
 config DIGIEPCA
         tristate "Digiboard Intelligent Async Support"
-        depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP
+        depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP && (!64BIT || BROKEN)
         ---help---
           This is a driver for Digi International's Xx, Xeve, and Xem series
           of cards which provide multiple serial ports. You would need
@@ -208,7 +208,7 @@ config SYNCLINK
 
 config SYNCLINKMP
         tristate "SyncLink Multiport support"
-        depends on SERIAL_NONSTANDARD
+        depends on SERIAL_NONSTANDARD && (BROKEN || !SPARC32)
         help
           Enable support for the SyncLink Multiport (2 or 4 ports)
           serial adapter, running asynchronous and HDLC communications up
@@ -735,7 +735,7 @@ config SGI_IP27_RTC
 
 config GEN_RTC
         tristate "Generic /dev/rtc emulation"
-        depends on RTC!=y && !IA64 && !ARM && !PPC64
+        depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32
         ---help---
           If you say Y here and create a character special file /dev/rtc with
           major number 10 and minor number 135 using mknod ("man mknod"), you
diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index 79c8e2dd9c33..32cdfb30e9b4 100644
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -1,6 +1,7 @@
 menu "InfiniBand support"
 
 config INFINIBAND
+        depends on PCI || BROKEN
         tristate "InfiniBand support"
         ---help---
           Core support for InfiniBand (IB).  Make sure to also select
diff --git a/drivers/isdn/hisax/Kconfig b/drivers/isdn/hisax/Kconfig
index 6c7b8bffc6fd..801c98f30e5c 100644
--- a/drivers/isdn/hisax/Kconfig
+++ b/drivers/isdn/hisax/Kconfig
@@ -134,6 +134,7 @@ config HISAX_AVM_A1
 
 config HISAX_FRITZPCI
         bool "AVM PnP/PCI (Fritz!PnP/PCI)"
+        depends on BROKEN || !PPC64
         help
           This enables HiSax support for the AVM "Fritz!PnP" and "Fritz!PCI".
           See <file:Documentation/isdn/README.HiSax> on how to configure it.
diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
index 65ab64c43b3e..bc3e096d84f7 100644
--- a/drivers/macintosh/Kconfig
+++ b/drivers/macintosh/Kconfig
@@ -103,7 +103,7 @@ config PMAC_MEDIABAY
 # on non-powerbook machines (but only on PMU based ones AFAIK)
 config PMAC_BACKLIGHT
         bool "Backlight control for LCD screens"
-        depends on ADB_PMU
+        depends on ADB_PMU && (BROKEN || !PPC64)
         help
           Say Y here to build in code to manage the LCD backlight on a
           Macintosh PowerBook.  With this code, the backlight will be turned
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index ac81e5e01a9a..3f5742396096 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -356,7 +356,7 @@ config VIDEO_M32R_AR
 
 config VIDEO_M32R_AR_M64278
         tristate "Use Colour AR module M64278(VGA)"
-        depends on VIDEO_M32R_AR
+        depends on VIDEO_M32R_AR && PLAT_M32700UT
         ---help---
           Say Y here to use the Renesas M64278E-800 camera module,
           which supports VGA(640x480 pixcels) size of images.
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 8a835eb58808..8edb6936fb9b 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1145,7 +1145,7 @@ config IBMVETH
           be called ibmveth.
 
 config IBM_EMAC
-        tristate "IBM PPC4xx EMAC driver support"
+        bool "IBM PPC4xx EMAC driver support"
         depends on 4xx
         select CRC32
         ---help---
@@ -1154,7 +1154,7 @@ config IBM_EMAC
 
 config IBM_EMAC_ERRMSG
         bool "Verbose error messages"
-        depends on IBM_EMAC
+        depends on IBM_EMAC && BROKEN
 
 config IBM_EMAC_RXB
         int "Number of receive buffers"
diff --git a/drivers/net/ibm_emac/ibm_emac_core.c b/drivers/net/ibm_emac/ibm_emac_core.c
index 6482d994d489..c7fb3675c09d 100644
--- a/drivers/net/ibm_emac/ibm_emac_core.c
+++ b/drivers/net/ibm_emac/ibm_emac_core.c
@@ -1712,11 +1712,10 @@ struct mal_commac_ops emac_commac_ops = {
 };
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
-static int emac_netpoll(struct net_device *ndev)
+static void emac_netpoll(struct net_device *ndev)
 {
         emac_rxeob_dev((void *)ndev, 0);
         emac_txeob_dev((void *)ndev, 0);
-        return 0;
 }
 #endif
 
diff --git a/drivers/net/tokenring/Kconfig b/drivers/net/tokenring/Kconfig
index 23d0fa4bbceb..7e99e9f8045e 100644
--- a/drivers/net/tokenring/Kconfig
+++ b/drivers/net/tokenring/Kconfig
@@ -84,7 +84,7 @@ config 3C359
 
 config TMS380TR
         tristate "Generic TMS380 Token Ring ISA/PCI adapter support"
-        depends on TR && (PCI || ISA)
+        depends on TR && (PCI || ISA && ISA_DMA_API)
         select FW_LOADER
         ---help---
           This driver provides generic support for token ring adapters
diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index 1d3231cc471a..ec3f75a030d2 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -270,7 +270,7 @@ config PCMCIA_HERMES
 
 config AIRO_CS
         tristate "Cisco/Aironet 34X/35X/4500/4800 PCMCIA cards"
-        depends on NET_RADIO && PCMCIA
+        depends on NET_RADIO && PCMCIA && (BROKEN || !M32R)
         ---help---
           This is the standard Linux driver to support Cisco/Aironet PCMCIA
           802.11 wireless cards.  This driver is the same as the Aironet
diff --git a/drivers/parport/Kconfig b/drivers/parport/Kconfig
index 16a2e6ae37f4..725a14119f2a 100644
--- a/drivers/parport/Kconfig
+++ b/drivers/parport/Kconfig
@@ -34,7 +34,7 @@ config PARPORT
 
 config PARPORT_PC
         tristate "PC-style hardware"
-        depends on PARPORT && (!SPARC64 || PCI) && !SPARC32
+        depends on PARPORT && (!SPARC64 || PCI) && !SPARC32 && !M32R
         ---help---
           You should say Y here if you have a PC-style parallel port. All
           IBM PC compatible computers and some Alphas have PC-style
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 6f9fdb276402..599b116d9747 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -41,6 +41,7 @@ module_param(io_speed, int, 0444);
 
 
 #ifdef CONFIG_PCMCIA_PROBE
+#include <asm/irq.h>
 /* mask of IRQs already reserved by other cards, we should avoid using them */
 static u8 pcmcia_used_irq[NR_IRQS];
 #endif
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index d36258d6665f..533f90c05cdf 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -230,7 +230,7 @@ qdio_siga_input(struct qdio_q *q)
 }
 
 /* locked by the locks in qdio_activate and qdio_cleanup */
-static __u32 * volatile 
+static __u32 volatile *
 qdio_get_indicator(void)
 {
         int i;
diff --git a/drivers/s390/crypto/z90crypt.h b/drivers/s390/crypto/z90crypt.h
index 82a1d97001d7..0a3bb5a10dd4 100644
--- a/drivers/s390/crypto/z90crypt.h
+++ b/drivers/s390/crypto/z90crypt.h
@@ -36,15 +36,6 @@
 #define z90crypt_VARIANT 2      // 2 = added PCIXCC MCL3 and CEX2C support
 
 /**
- * If we are not using the sparse checker, __user has no use.
- */
-#ifdef __CHECKER__
-# define __user         __attribute__((noderef, address_space(1)))
-#else
-# define __user
-#endif
-
-/**
  * struct ica_rsa_modexpo
  *
  * Requirements:
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index f1e8c4223ed1..12c208fb18c5 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -1696,7 +1696,7 @@ config TT_DMA_EMUL
 
 config MAC_SCSI
         bool "Macintosh NCR5380 SCSI"
-        depends on MAC && SCSI
+        depends on MAC && SCSI=y
         help
           This is the NCR 5380 SCSI controller included on most of the 68030
           based Macintoshes.  If you have one of these say Y and read the
@@ -1717,7 +1717,7 @@ config SCSI_MAC_ESP
 
 config MVME147_SCSI
         bool "WD33C93 SCSI driver for MVME147"
-        depends on MVME147 && SCSI
+        depends on MVME147 && SCSI=y
         help
           Support for the on-board SCSI controller on the Motorola MVME147
           single-board computer.
@@ -1758,7 +1758,7 @@ config SUN3_SCSI
 
 config SUN3X_ESP
         bool "Sun3x ESP SCSI"
-        depends on SUN3X && SCSI
+        depends on SUN3X && SCSI=y
         help
           The ESP was an on-board SCSI controller used on Sun 3/80
           machines.  Say Y here to compile in support for it.
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c
index c5623694d10f..e3b9692b9688 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/scsi/ahci.c
@@ -1105,6 +1105,7 @@ MODULE_AUTHOR("Jeff Garzik");
 MODULE_DESCRIPTION("AHCI SATA low-level driver");
 MODULE_LICENSE("GPL");
 MODULE_DEVICE_TABLE(pci, ahci_pci_tbl);
+MODULE_VERSION(DRV_VERSION);
 
 module_init(ahci_init);
 module_exit(ahci_exit);
diff --git a/drivers/scsi/arm/Kconfig b/drivers/scsi/arm/Kconfig
index 54b32868aaf7..13f23043c8a3 100644
--- a/drivers/scsi/arm/Kconfig
+++ b/drivers/scsi/arm/Kconfig
@@ -3,7 +3,7 @@
 #
 config SCSI_ACORNSCSI_3
         tristate "Acorn SCSI card (aka30) support"
-        depends on ARCH_ACORN && SCSI
+        depends on ARCH_ACORN && SCSI && BROKEN
         help
           This enables support for the Acorn SCSI card (aka30). If you have an
           Acorn system with one of these, say Y. If unsure, say N.
diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index a2cfade2c1c6..d96ebf9d2228 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -32,7 +32,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME        "ata_piix"
-#define DRV_VERSION     "1.03"
+#define DRV_VERSION     "1.04"
 
 enum {
         PIIX_IOCFG              = 0x54, /* IDE I/O configuration register */
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 73b1f72b7e43..f4e7dcb6492b 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -2268,19 +2268,6 @@ void ata_qc_prep(struct ata_queued_cmd *qc)
  *      spin_lock_irqsave(host_set lock)
  */
 
-
-
-/**
- *      ata_sg_init_one - Prepare a one-entry scatter-gather list.
- *      @qc:  Queued command
- *      @buf:  transfer buffer
- *      @buflen:  length of buf
- *
- *      Builds a single-entry scatter-gather list to initiate a
- *      transfer utilizing the specified buffer.
- *
- *      LOCKING:
- */
 void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen)
 {
         struct scatterlist *sg;
@@ -2312,18 +2299,6 @@ void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen)
  *      spin_lock_irqsave(host_set lock)
  */
 
-
-/**
- *      ata_sg_init - Assign a scatter gather list to a queued command
- *      @qc:  Queued command
- *      @sg:  Scatter-gather list
- *      @n_elem:  length of sg list
- *
- *      Attaches a scatter-gather list to a queued command.
- *
- *      LOCKING:
- */
-
 void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
                  unsigned int n_elem)
 {
diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h
index d90430bbb0de..3e7f4843020f 100644
--- a/drivers/scsi/libata.h
+++ b/drivers/scsi/libata.h
@@ -26,7 +26,7 @@
 #define __LIBATA_H__
 
 #define DRV_NAME        "libata"
-#define DRV_VERSION     "1.11"  /* must be exactly four chars */
+#define DRV_VERSION     "1.12"  /* must be exactly four chars */
 
 struct ata_scsi_args {
         u16                     *id;
diff --git a/drivers/scsi/sata_promise.c b/drivers/scsi/sata_promise.c
index 5c1d4411457a..919fb314ad10 100644
--- a/drivers/scsi/sata_promise.c
+++ b/drivers/scsi/sata_promise.c
@@ -40,7 +40,7 @@
 #include "sata_promise.h"
 
 #define DRV_NAME        "sata_promise"
-#define DRV_VERSION     "1.01"
+#define DRV_VERSION     "1.02"
 
 
 enum {
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 56de409f486d..b87122a08488 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -211,7 +211,7 @@ comment "Non-8250 serial port support"
 
 config SERIAL_AMBA_PL010
         tristate "ARM AMBA PL010 serial port support"
-        depends on ARM_AMBA
+        depends on ARM_AMBA && (BROKEN || !ARCH_VERSATILE)
         select SERIAL_CORE
         help
           This selects the ARM(R) AMBA(R) PrimeCell PL010 UART.  If you have
@@ -819,7 +819,7 @@ config SERIAL_M32R_SIO_CONSOLE
 
 config SERIAL_M32R_PLDSIO
         bool "M32R SIO I/F on a PLD"
-        depends on SERIAL_M32R_SIO=y
+        depends on SERIAL_M32R_SIO=y && (PLAT_OPSPUT || PALT_USRV || PLAT_M32700UT)
         default n
         help
           Say Y here if you want to use the M32R serial controller
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index 0301feacbde4..9b50560b9d16 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -1123,7 +1123,7 @@ static int __init m32r_sio_console_setup(struct console *co, char *options)
         return uart_set_options(port, co, baud, parity, bits, flow);
 }
 
-extern struct uart_driver m32r_sio_reg;
+static struct uart_driver m32r_sio_reg;
 static struct console m32r_sio_console = {
         .name           = "ttyS",
         .write          = m32r_sio_console_write,
diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 576f3b852fce..4528a00c45b0 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -1922,7 +1922,7 @@ static int genelink_rx_fixup (struct usbnet *dev, struct sk_buff *skb)
 
                         // copy the packet data to the new skb
                         memcpy(skb_put(gl_skb, size), packet->packet_data, size);
-                        skb_return (dev, skb);
+                        skb_return (dev, gl_skb);
                 }
 
                 // advance to the next packet
diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig
index cbff98337aa6..5fe182d6e4ab 100644
--- a/drivers/video/console/Kconfig
+++ b/drivers/video/console/Kconfig
@@ -6,7 +6,7 @@ menu "Console display driver support"
 
 config VGA_CONSOLE
         bool "VGA text console" if EMBEDDED || !X86
-        depends on !ARCH_ACORN && !ARCH_EBSA110 && !4xx && !8xx && !SPARC32 && !SPARC64 && !M68K && !PARISC
+        depends on !ARCH_ACORN && !ARCH_EBSA110 && !4xx && !8xx && !SPARC32 && !SPARC64 && !M68K && !PARISC && !ARCH_VERSATILE
         default y
         help
           Saying Y here will allow you to use Linux in text mode through a