Merge ../linux-2.6

Conflicts:

	arch/ia64/hp/sim/simscsi.c

Stylistic differences in two separate fixes for buffer->request_buffer
problem.

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

6 files changed, 17 insertions, 20 deletions

diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index d1266fe2d1ab..b6fb167e20f6 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -682,6 +682,7 @@ config BLK_DEV_SVWKS
 config BLK_DEV_SGIIOC4
 	tristate "Silicon Graphics IOC4 chipset ATA/ATAPI support"
 	depends on (IA64_SGI_SN2 || IA64_GENERIC) && SGI_IOC4
+	select IDEPCI_SHARE_IRQ
 	help
 	  This driver adds PIO & MultiMode DMA-2 support for the SGI IOC4
 	  chipset, which has one channel and can support two devices.
@@ -773,20 +774,6 @@ config BLK_DEV_IDEDMA_PMAC
 	  to transfer data to and from memory.  Saying Y is safe and improves
 	  performance.
 
-config BLK_DEV_IDE_PMAC_BLINK
-	bool "Blink laptop LED on drive activity (DEPRECATED)"
-	depends on BLK_DEV_IDE_PMAC && ADB_PMU
-	select ADB_PMU_LED
-	select LEDS_TRIGGERS
-	select LEDS_TRIGGER_IDE_DISK
-	help
-	  This option enables the use of the sleep LED as a hard drive
-	  activity LED.
-	  This option is deprecated, it only selects ADB_PMU_LED and
-	  LEDS_TRIGGER_IDE_DISK and changes the code in the new led class
-	  device to default to the ide-disk trigger (which should be set
-	  from userspace via sysfs).
-
 config BLK_DEV_IDE_SWARM
 	tristate "IDE for Sibyte evaluation boards"
 	depends on SIBYTE_SB1xxx_SOC
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index f712e4cfd9dc..7cf3eb023521 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -776,7 +776,7 @@ static void update_ordered(ide_drive_t *drive)
 		 * not available so we don't need to recheck that.
 		 */
 		capacity = idedisk_capacity(drive);
-		barrier = ide_id_has_flush_cache(id) &&
+		barrier = ide_id_has_flush_cache(id) && !drive->noflush &&
 			(drive->addressing == 0 || capacity <= (1ULL << 28) ||
 			 ide_id_has_flush_cache_ext(id));
 
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 98918fb6b2ce..7c3a13e1cf64 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -750,7 +750,7 @@ void ide_dma_verbose(ide_drive_t *drive)
 			goto bug_dma_off;
 		printk(", DMA");
 	} else if (id->field_valid & 1) {
-		printk(", BUG");
+		goto bug_dma_off;
 	}
 	return;
 bug_dma_off:
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 657165297dc7..77703acaec17 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -23,6 +23,7 @@
 #include <linux/hdreg.h>
 #include <linux/ide.h>
 #include <linux/bitops.h>
+#include <linux/nmi.h>
 
 #include <asm/byteorder.h>
 #include <asm/irq.h>
@@ -1243,6 +1244,7 @@ int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout)
 		if (stat == 0xff)
 			return -ENODEV;
 		touch_softlockup_watchdog();
+		touch_nmi_watchdog();
 	}
 	return -EBUSY;
 }
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 05fbd9298db7..defd4b4bd374 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -1539,7 +1539,7 @@ static int __init ide_setup(char *s)
 		const char *hd_words[] = {
 			"none", "noprobe", "nowerr", "cdrom", "serialize",
 			"autotune", "noautotune", "minus8", "swapdata", "bswap",
-			"minus11", "remap", "remap63", "scsi", NULL };
+			"noflush", "remap", "remap63", "scsi", NULL };
 		unit = s[2] - 'a';
 		hw   = unit / MAX_DRIVES;
 		unit = unit % MAX_DRIVES;
@@ -1578,6 +1578,9 @@ static int __init ide_setup(char *s)
 			case -10: /* "bswap" */
 				drive->bswap = 1;
 				goto done;
+			case -11: /* noflush */
+				drive->noflush = 1;
+				goto done;
 			case -12: /* "remap" */
 				drive->remap_0_to_1 = 1;
 				goto done;
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 3cb04424d351..e9bad185968a 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -498,9 +498,14 @@ static int config_chipset_for_dma (ide_drive_t *drive)
 {
 	u8 speed	= ide_dma_speed(drive, it821x_ratemask(drive));
 
-	config_it821x_chipset_for_pio(drive, !speed);
-	it821x_tune_chipset(drive, speed);
-	return ide_dma_enable(drive);
+	if (speed) {
+		config_it821x_chipset_for_pio(drive, 0);
+		it821x_tune_chipset(drive, speed);
+
+		return ide_dma_enable(drive);
+	}
+
+	return 0;
 }
 
 /**