Merge branch 'master' into gfs2

Documentation/feature-removal-schedule.txt

@@ -120,6 +120,13 @@ Who:    Adrian Bunk <bunk@stusta.de>
 
 ---------------------------
 
+What:  drivers depending on OSS_OBSOLETE_DRIVER
+When:  options in 2.6.20, code in 2.6.22
+Why:   OSS drivers with ALSA replacements
+Who:   Adrian Bunk <bunk@stusta.de>
+
+---------------------------
+
 What:	pci_module_init(driver)
 When:	January 2007
 Why:	Is replaced by pci_register_driver(pci_driver).

Documentation/kernel-parameters.txt

@@ -1183,6 +1183,8 @@ running once the system is up.
 				Mechanism 2.
 		nommconf	[IA-32,X86_64] Disable use of MMCONFIG for PCI
 				Configuration
+		mmconf		[IA-32,X86_64] Force MMCONFIG. This is useful
+				to override the builtin blacklist.
 		nomsi		[MSI] If the PCI_MSI kernel config parameter is
 				enabled, this kernel boot option can be used to
 				disable the use of MSI interrupts system-wide.

Documentation/powerpc/booting-without-of.txt

@@ -1136,10 +1136,10 @@ Sense and level information should be encoded as follows:
    Devices connected to openPIC-compatible controllers should encode
    sense and polarity as follows:
 
-	0 = high to low edge sensitive type enabled
+	0 = low to high edge sensitive type enabled
 	1 = active low level sensitive type enabled
-	2 = low to high edge sensitive type enabled
-	3 = active high level sensitive type enabled
+	2 = active high level sensitive type enabled
+	3 = high to low edge sensitive type enabled
 
    ISA PIC interrupt controllers should adhere to the ISA PIC
    encodings listed below:

MAINTAINERS

@@ -3314,10 +3314,11 @@ S:	Maintained
 
 XFS FILESYSTEM
 P:	Silicon Graphics Inc
+P:	Tim Shimmin, David Chatterton
 M:	xfs-masters@oss.sgi.com
-M:	nathans@sgi.com
 L:	xfs@oss.sgi.com
 W:	http://oss.sgi.com/projects/xfs
+T:	git git://oss.sgi.com:8090/xfs/xfs-2.6
 S:	Supported
 
 X86 3-LEVEL PAGING (PAE) SUPPORT

Makefile

@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 18
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc6
 NAME=Crazed Snow-Weasel
 
 # *DOCUMENTATION*

arch/arm/configs/csb337_defconfig

@@ -621,9 +621,8 @@ CONFIG_AT91_WATCHDOG=y
 # USB-based Watchdog Cards
 #
 # CONFIG_USBPCWATCHDOG is not set
+# CONFIG_HW_RANDOM is not set
 # CONFIG_NVRAM is not set
-CONFIG_RTC=y
-# CONFIG_AT91_RTC is not set
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 
@@ -956,9 +955,41 @@ CONFIG_USB_AT91=y
 CONFIG_MMC=y
 # CONFIG_MMC_DEBUG is not set
 CONFIG_MMC_BLOCK=y
-# CONFIG_MMC_WBSD is not set
 CONFIG_MMC_AT91RM9200=y
 
+#
+# Real Time Clock
+#
+CONFIG_RTC_LIB=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_HCTOSYS=y
+CONFIG_RTC_HCTOSYS_DEVICE="rtc1"
+
+#
+# RTC interfaces
+#
+# CONFIG_RTC_INTF_SYSFS is not set
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
+
+#
+# RTC drivers
+#
+# CONFIG_RTC_DRV_X1205 is not set
+CONFIG_RTC_DRV_DS1307=y
+# CONFIG_RTC_DRV_DS1553 is not set
+# CONFIG_RTC_DRV_ISL1208 is not set
+# CONFIG_RTC_DRV_DS1672 is not set
+# CONFIG_RTC_DRV_DS1742 is not set
+# CONFIG_RTC_DRV_PCF8563 is not set
+# CONFIG_RTC_DRV_PCF8583 is not set
+# CONFIG_RTC_DRV_RS5C372 is not set
+# CONFIG_RTC_DRV_M48T86 is not set
+CONFIG_RTC_DRV_AT91=y
+# CONFIG_RTC_DRV_TEST is not set
+# CONFIG_RTC_DRV_V3020 is not set
+
 #
 # File systems
 #

arch/arm/mach-s3c2410/dma.c

@@ -60,7 +60,7 @@ static void __iomem *dma_base;
 static kmem_cache_t *dma_kmem;
 
 /* dma channel state information */
-s3c2410_dma_chan_t s3c2410_chans[S3C2410_DMA_CHANNELS];
+struct s3c2410_dma_chan s3c2410_chans[S3C2410_DMA_CHANNELS];
 
 /* debugging functions */
 
@@ -74,7 +74,7 @@ s3c2410_dma_chan_t s3c2410_chans[S3C2410_DMA_CHANNELS];
 #define dma_wrreg(chan, reg, val) writel((val), (chan)->regs + (reg))
 #else
 static inline void
-dma_wrreg(s3c2410_dma_chan_t *chan, int reg, unsigned long val)
+dma_wrreg(struct s3c2410_dma_chan *chan, int reg, unsigned long val)
 {
 	pr_debug("writing %08x to register %08x\n",(unsigned int)val,reg);
 	writel(val, dma_regaddr(chan, reg));
@@ -102,7 +102,7 @@ struct s3c2410_dma_regstate {
 */
 
 static void
-dmadbg_capture(s3c2410_dma_chan_t *chan, struct s3c2410_dma_regstate *regs)
+dmadbg_capture(struct s3c2410_dma_chan *chan, struct s3c2410_dma_regstate *regs)
 {
 	regs->dcsrc    = dma_rdreg(chan, S3C2410_DMA_DCSRC);
 	regs->disrc    = dma_rdreg(chan, S3C2410_DMA_DISRC);
@@ -112,7 +112,7 @@ dmadbg_capture(s3c2410_dma_chan_t *chan, struct s3c2410_dma_regstate *regs)
 }
 
 static void
-dmadbg_dumpregs(const char *fname, int line, s3c2410_dma_chan_t *chan,
+dmadbg_dumpregs(const char *fname, int line, struct s3c2410_dma_chan *chan,
 		 struct s3c2410_dma_regstate *regs)
 {
 	printk(KERN_DEBUG "dma%d: %s:%d: DCSRC=%08lx, DISRC=%08lx, DSTAT=%08lx DMT=%02lx, DCON=%08lx\n",
@@ -122,7 +122,7 @@ dmadbg_dumpregs(const char *fname, int line, s3c2410_dma_chan_t *chan,
 }
 
 static void
-dmadbg_showchan(const char *fname, int line, s3c2410_dma_chan_t *chan)
+dmadbg_showchan(const char *fname, int line, struct s3c2410_dma_chan *chan)
 {
 	struct s3c2410_dma_regstate state;
 
@@ -136,7 +136,7 @@ dmadbg_showchan(const char *fname, int line, s3c2410_dma_chan_t *chan)
 }
 
 static void
-dmadbg_showregs(const char *fname, int line, s3c2410_dma_chan_t *chan)
+dmadbg_showregs(const char *fname, int line, struct s3c2410_dma_chan *chan)
 {
 	struct s3c2410_dma_regstate state;
 
@@ -164,7 +164,7 @@ dmadbg_showregs(const char *fname, int line, s3c2410_dma_chan_t *chan)
 */
 
 static void
-s3c2410_dma_stats_timeout(s3c2410_dma_stats_t *stats, int val)
+s3c2410_dma_stats_timeout(struct s3c2410_dma_stats *stats, int val)
 {
 	if (stats == NULL)
 		return;
@@ -183,7 +183,7 @@ s3c2410_dma_stats_timeout(s3c2410_dma_stats_t *stats, int val)
 */
 
 static int
-s3c2410_dma_waitforload(s3c2410_dma_chan_t *chan, int line)
+s3c2410_dma_waitforload(struct s3c2410_dma_chan *chan, int line)
 {
 	int timeout = chan->load_timeout;
 	int took;
@@ -230,8 +230,8 @@ s3c2410_dma_waitforload(s3c2410_dma_chan_t *chan, int line)
 */
 
 static inline int
-s3c2410_dma_loadbuffer(s3c2410_dma_chan_t *chan,
-		       s3c2410_dma_buf_t *buf)
+s3c2410_dma_loadbuffer(struct s3c2410_dma_chan *chan,
+		       struct s3c2410_dma_buf *buf)
 {
 	unsigned long reload;
 
@@ -304,7 +304,7 @@ s3c2410_dma_loadbuffer(s3c2410_dma_chan_t *chan,
 */
 
 static void
-s3c2410_dma_call_op(s3c2410_dma_chan_t *chan, s3c2410_chan_op_t op)
+s3c2410_dma_call_op(struct s3c2410_dma_chan *chan, enum s3c2410_chan_op op)
 {
 	if (chan->op_fn != NULL) {
 		(chan->op_fn)(chan, op);
@@ -318,8 +318,8 @@ s3c2410_dma_call_op(s3c2410_dma_chan_t *chan, s3c2410_chan_op_t op)
 */
 
 static inline void
-s3c2410_dma_buffdone(s3c2410_dma_chan_t *chan, s3c2410_dma_buf_t *buf,
-		     s3c2410_dma_buffresult_t result)
+s3c2410_dma_buffdone(struct s3c2410_dma_chan *chan, struct s3c2410_dma_buf *buf,
+		     enum s3c2410_dma_buffresult result)
 {
 	pr_debug("callback_fn=%p, buf=%p, id=%p, size=%d, result=%d\n",
 		 chan->callback_fn, buf, buf->id, buf->size, result);
@@ -334,7 +334,7 @@ s3c2410_dma_buffdone(s3c2410_dma_chan_t *chan, s3c2410_dma_buf_t *buf,
  * start a dma channel going
 */
 
-static int s3c2410_dma_start(s3c2410_dma_chan_t *chan)
+static int s3c2410_dma_start(struct s3c2410_dma_chan *chan)
 {
 	unsigned long tmp;
 	unsigned long flags;
@@ -430,7 +430,7 @@ static int s3c2410_dma_start(s3c2410_dma_chan_t *chan)
 */
 
 static int
-s3c2410_dma_canload(s3c2410_dma_chan_t *chan)
+s3c2410_dma_canload(struct s3c2410_dma_chan *chan)
 {
 	if (chan->load_state == S3C2410_DMALOAD_NONE ||
 	    chan->load_state == S3C2410_DMALOAD_1RUNNING)
@@ -460,8 +460,8 @@ s3c2410_dma_canload(s3c2410_dma_chan_t *chan)
 int s3c2410_dma_enqueue(unsigned int channel, void *id,
 			dma_addr_t data, int size)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
-	s3c2410_dma_buf_t *buf;
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_buf *buf;
 	unsigned long flags;
 
 	check_channel(channel);
@@ -540,7 +540,7 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id,
 EXPORT_SYMBOL(s3c2410_dma_enqueue);
 
 static inline void
-s3c2410_dma_freebuf(s3c2410_dma_buf_t *buf)
+s3c2410_dma_freebuf(struct s3c2410_dma_buf *buf)
 {
 	int magicok = (buf->magic == BUF_MAGIC);
 
@@ -560,7 +560,7 @@ s3c2410_dma_freebuf(s3c2410_dma_buf_t *buf)
 */
 
 static inline void
-s3c2410_dma_lastxfer(s3c2410_dma_chan_t *chan)
+s3c2410_dma_lastxfer(struct s3c2410_dma_chan *chan)
 {
 	pr_debug("dma%d: s3c2410_dma_lastxfer: load_state %d\n",
 		 chan->number, chan->load_state);
@@ -601,8 +601,8 @@ s3c2410_dma_lastxfer(s3c2410_dma_chan_t *chan)
 static irqreturn_t
 s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs)
 {
-	s3c2410_dma_chan_t *chan = (s3c2410_dma_chan_t *)devpw;
-	s3c2410_dma_buf_t  *buf;
+	struct s3c2410_dma_chan *chan = (struct s3c2410_dma_chan *)devpw;
+	struct s3c2410_dma_buf  *buf;
 
 	buf = chan->curr;
 
@@ -731,10 +731,10 @@ s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs)
  * get control of an dma channel
 */
 
-int s3c2410_dma_request(unsigned int channel, s3c2410_dma_client_t *client,
+int s3c2410_dma_request(unsigned int channel, struct s3c2410_dma_client *client,
 			void *dev)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 	unsigned long flags;
 	int err;
 
@@ -807,9 +807,9 @@ EXPORT_SYMBOL(s3c2410_dma_request);
  * allowed to go through.
 */
 
-int s3c2410_dma_free(dmach_t channel, s3c2410_dma_client_t *client)
+int s3c2410_dma_free(dmach_t channel, struct s3c2410_dma_client *client)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 	unsigned long flags;
 
 	check_channel(channel);
@@ -846,7 +846,7 @@ int s3c2410_dma_free(dmach_t channel, s3c2410_dma_client_t *client)
 
 EXPORT_SYMBOL(s3c2410_dma_free);
 
-static int s3c2410_dma_dostop(s3c2410_dma_chan_t *chan)
+static int s3c2410_dma_dostop(struct s3c2410_dma_chan *chan)
 {
 	unsigned long tmp;
 	unsigned long flags;
@@ -880,7 +880,7 @@ static int s3c2410_dma_dostop(s3c2410_dma_chan_t *chan)
 	return 0;
 }
 
-void s3c2410_dma_waitforstop(s3c2410_dma_chan_t *chan)
+void s3c2410_dma_waitforstop(struct s3c2410_dma_chan *chan)
 {
 	unsigned long tmp;
 	unsigned int timeout = 0x10000;
@@ -901,9 +901,9 @@ void s3c2410_dma_waitforstop(s3c2410_dma_chan_t *chan)
  * stop the channel, and remove all current and pending transfers
 */
 
-static int s3c2410_dma_flush(s3c2410_dma_chan_t *chan)
+static int s3c2410_dma_flush(struct s3c2410_dma_chan *chan)
 {
-	s3c2410_dma_buf_t *buf, *next;
+	struct s3c2410_dma_buf *buf, *next;
 	unsigned long flags;
 
 	pr_debug("%s: chan %p (%d)\n", __FUNCTION__, chan, chan->number);
@@ -958,7 +958,7 @@ static int s3c2410_dma_flush(s3c2410_dma_chan_t *chan)
 }
 
 int
-s3c2410_dma_started(s3c2410_dma_chan_t *chan)
+s3c2410_dma_started(struct s3c2410_dma_chan *chan)
 {
 	unsigned long flags;
 
@@ -995,9 +995,9 @@ s3c2410_dma_started(s3c2410_dma_chan_t *chan)
 }
 
 int
-s3c2410_dma_ctrl(dmach_t channel, s3c2410_chan_op_t op)
+s3c2410_dma_ctrl(dmach_t channel, enum s3c2410_chan_op op)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
 	check_channel(channel);
 
@@ -1046,7 +1046,7 @@ int s3c2410_dma_config(dmach_t channel,
 		       int xferunit,
 		       int dcon)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
 	pr_debug("%s: chan=%d, xfer_unit=%d, dcon=%08x\n",
 		 __FUNCTION__, channel, xferunit, dcon);
@@ -1086,7 +1086,7 @@ EXPORT_SYMBOL(s3c2410_dma_config);
 
 int s3c2410_dma_setflags(dmach_t channel, unsigned int flags)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
 	check_channel(channel);
 
@@ -1106,7 +1106,7 @@ EXPORT_SYMBOL(s3c2410_dma_setflags);
 
 int s3c2410_dma_set_opfn(dmach_t channel, s3c2410_dma_opfn_t rtn)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
 	check_channel(channel);
 
@@ -1121,7 +1121,7 @@ EXPORT_SYMBOL(s3c2410_dma_set_opfn);
 
 int s3c2410_dma_set_buffdone_fn(dmach_t channel, s3c2410_dma_cbfn_t rtn)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
 	check_channel(channel);
 
@@ -1149,11 +1149,11 @@ EXPORT_SYMBOL(s3c2410_dma_set_buffdone_fn);
 */
 
 int s3c2410_dma_devconfig(int channel,
-			  s3c2410_dmasrc_t source,
+			  enum s3c2410_dmasrc source,
 			  int hwcfg,
 			  unsigned long devaddr)
 {
-	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
 	check_channel(channel);
 
@@ -1200,7 +1200,7 @@ EXPORT_SYMBOL(s3c2410_dma_devconfig);
 
 int s3c2410_dma_getposition(dmach_t channel, dma_addr_t *src, dma_addr_t *dst)
 {
- 	s3c2410_dma_chan_t *chan = &s3c2410_chans[channel];
+ 	struct s3c2410_dma_chan *chan = &s3c2410_chans[channel];
 
  	check_channel(channel);
 
@@ -1222,7 +1222,7 @@ EXPORT_SYMBOL(s3c2410_dma_getposition);
 
 static int s3c2410_dma_suspend(struct sys_device *dev, pm_message_t state)
 {
-	s3c2410_dma_chan_t *cp = container_of(dev, s3c2410_dma_chan_t, dev);
+	struct s3c2410_dma_chan *cp = container_of(dev, struct s3c2410_dma_chan, dev);
 
 	printk(KERN_DEBUG "suspending dma channel %d\n", cp->number);
 
@@ -1262,7 +1262,7 @@ static struct sysdev_class dma_sysclass = {
 
 static void s3c2410_dma_cache_ctor(void *p, kmem_cache_t *c, unsigned long f)
 {
-	memset(p, 0, sizeof(s3c2410_dma_buf_t));
+	memset(p, 0, sizeof(struct s3c2410_dma_buf));
 }
 
 
@@ -1270,7 +1270,7 @@ static void s3c2410_dma_cache_ctor(void *p, kmem_cache_t *c, unsigned long f)
 
 static int __init s3c2410_init_dma(void)
 {
-	s3c2410_dma_chan_t *cp;
+	struct s3c2410_dma_chan *cp;
 	int channel;
 	int ret;
 
@@ -1288,7 +1288,7 @@ static int __init s3c2410_init_dma(void)
 		goto err;
 	}
 
-	dma_kmem = kmem_cache_create("dma_desc", sizeof(s3c2410_dma_buf_t), 0,
+	dma_kmem = kmem_cache_create("dma_desc", sizeof(struct s3c2410_dma_buf), 0,
 				     SLAB_HWCACHE_ALIGN,
 				     s3c2410_dma_cache_ctor, NULL);
 
@@ -1301,7 +1301,7 @@ static int __init s3c2410_init_dma(void)
 	for (channel = 0; channel < S3C2410_DMA_CHANNELS; channel++) {
 		cp = &s3c2410_chans[channel];
 
-		memset(cp, 0, sizeof(s3c2410_dma_chan_t));
+		memset(cp, 0, sizeof(struct s3c2410_dma_chan));
 
 		/* dma channel irqs are in order.. */
 		cp->number = channel;

arch/arm/mm/flush.c

@@ -87,6 +87,32 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsig
 	if (cache_is_vipt_aliasing())
 		flush_pfn_alias(pfn, user_addr);
 }
+
+void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
+			 unsigned long uaddr, void *kaddr,
+			 unsigned long len, int write)
+{
+	if (cache_is_vivt()) {
+		if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+			unsigned long addr = (unsigned long)kaddr;
+			__cpuc_coherent_kern_range(addr, addr + len);
+		}
+		return;
+	}
+
+	if (cache_is_vipt_aliasing()) {
+		flush_pfn_alias(page_to_pfn(page), uaddr);
+		return;
+	}
+
+	/* VIPT non-aliasing cache */
+	if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask) &&
+	    vma->vm_flags | VM_EXEC) {
+		unsigned long addr = (unsigned long)kaddr;
+		/* only flushing the kernel mapping on non-aliasing VIPT */
+		__cpuc_coherent_kern_range(addr, addr + len);
+	}
+}
 #else
 #define flush_pfn_alias(pfn,vaddr)	do { } while (0)
 #endif

arch/arm/vfp/vfp.h

@@ -156,7 +156,7 @@ struct vfp_single {
 };
 
 extern s32 vfp_get_float(unsigned int reg);
-extern void vfp_put_float(unsigned int reg, s32 val);
+extern void vfp_put_float(s32 val, unsigned int reg);
 
 /*
  * VFP_SINGLE_MANTISSA_BITS - number of bits in the mantissa
@@ -267,7 +267,7 @@ struct vfp_double {
  */
 #define VFP_REG_ZERO	16
 extern u64 vfp_get_double(unsigned int reg);
-extern void vfp_put_double(unsigned int reg, u64 val);
+extern void vfp_put_double(u64 val, unsigned int reg);
 
 #define VFP_DOUBLE_MANTISSA_BITS	(52)
 #define VFP_DOUBLE_EXPONENT_BITS	(11)
@@ -341,12 +341,6 @@ static inline int vfp_double_type(struct vfp_double *s)
 
 u32 vfp_double_normaliseround(int dd, struct vfp_double *vd, u32 fpscr, u32 exceptions, const char *func);
 
-/*
- * System registers
- */
-extern u32 vfp_get_sys(unsigned int reg);
-extern void vfp_put_sys(unsigned int reg, u32 val);
-
 u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand);
 
 /*

arch/arm/vfp/vfpdouble.c

@@ -195,7 +195,7 @@ u32 vfp_double_normaliseround(int dd, struct vfp_double *vd, u32 fpscr, u32 exce
 		s64 d = vfp_double_pack(vd);
 		pr_debug("VFP: %s: d(d%d)=%016llx exceptions=%08x\n", func,
 			 dd, d, exceptions);
-		vfp_put_double(dd, d);
+		vfp_put_double(d, dd);
 	}
 	return exceptions;
 }
@@ -250,19 +250,19 @@ vfp_propagate_nan(struct vfp_double *vdd, struct vfp_double *vdn,
  */
 static u32 vfp_double_fabs(int dd, int unused, int dm, u32 fpscr)
 {
-	vfp_put_double(dd, vfp_double_packed_abs(vfp_get_double(dm)));
+	vfp_put_double(vfp_double_packed_abs(vfp_get_double(dm)), dd);
 	return 0;
 }
 
 static u32 vfp_double_fcpy(int dd, int unused, int dm, u32 fpscr)
 {
-	vfp_put_double(dd, vfp_get_double(dm));
+	vfp_put_double(vfp_get_double(dm), dd);
 	return 0;
 }
 
 static u32 vfp_double_fneg(int dd, int unused, int dm, u32 fpscr)
 {
-	vfp_put_double(dd, vfp_double_packed_negate(vfp_get_double(dm)));
+	vfp_put_double(vfp_double_packed_negate(vfp_get_double(dm)), dd);
 	return 0;
 }
 
@@ -287,7 +287,7 @@ static u32 vfp_double_fsqrt(int dd, int unused, int dm, u32 fpscr)
 			vdp = &vfp_double_default_qnan;
 			ret = FPSCR_IOC;
 		}
-		vfp_put_double(dd, vfp_double_pack(vdp));
+		vfp_put_double(vfp_double_pack(vdp), dd);
 		return ret;
 	}
 
@@ -476,7 +476,7 @@ static u32 vfp_double_fcvts(int sd, int unused, int dm, u32 fpscr)
 	return vfp_single_normaliseround(sd, &vsd, fpscr, exceptions, "fcvts");
 
  pack_nan:
-	vfp_put_float(sd, vfp_single_pack(&vsd));
+	vfp_put_float(vfp_single_pack(&vsd), sd);
 	return exceptions;
 }
 
@@ -573,7 +573,7 @@ static u32 vfp_double_ftoui(int sd, int unused, int dm, u32 fpscr)
 
 	pr_debug("VFP: ftoui: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions);
 
-	vfp_put_float(sd, d);
+	vfp_put_float(d, sd);
 
 	return exceptions;
 }
@@ -648,7 +648,7 @@ static u32 vfp_double_ftosi(int sd, int unused, int dm, u32 fpscr)
 
 	pr_debug("VFP: ftosi: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions);
 
-	vfp_put_float(sd, (s32)d);
+	vfp_put_float((s32)d, sd);
 
 	return exceptions;
 }
@@ -1084,7 +1084,7 @@ static u32 vfp_double_fdiv(int dd, int dn, int dm, u32 fpscr)
  vdn_nan:
 	exceptions = vfp_propagate_nan(&vdd, &vdn, &vdm, fpscr);
  pack:
-	vfp_put_double(dd, vfp_double_pack(&vdd));
+	vfp_put_double(vfp_double_pack(&vdd), dd);
 	return exceptions;
 
  vdm_nan:
@@ -1104,7 +1104,7 @@ static u32 vfp_double_fdiv(int dd, int dn, int dm, u32 fpscr)
 	goto pack;
 
  invalid:
-	vfp_put_double(dd, vfp_double_pack(&vfp_double_default_qnan));
+	vfp_put_double(vfp_double_pack(&vfp_double_default_qnan), dd);
 	return FPSCR_IOC;
 }
 

arch/arm/vfp/vfphw.S

@@ -178,12 +178,12 @@ vfp_get_float:
 
 	.globl	vfp_put_float
 vfp_put_float:
-	add	pc, pc, r0, lsl #3
+	add	pc, pc, r1, lsl #3
 	mov	r0, r0
 	.irp	dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
-	mcr	p10, 0, r1, c\dr, c0, 0	@ fmsr	r0, s0
+	mcr	p10, 0, r0, c\dr, c0, 0	@ fmsr	r0, s0
 	mov	pc, lr
-	mcr	p10, 0, r1, c\dr, c0, 4	@ fmsr	r0, s1
+	mcr	p10, 0, r0, c\dr, c0, 4	@ fmsr	r0, s1
 	mov	pc, lr
 	.endr
 
@@ -203,9 +203,9 @@ vfp_get_double:
 
 	.globl	vfp_put_double
 vfp_put_double:
-	add	pc, pc, r0, lsl #3
+	add	pc, pc, r2, lsl #3
 	mov	r0, r0
 	.irp	dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
-	fmdrr	d\dr, r1, r2
+	fmdrr	d\dr, r0, r1
 	mov	pc, lr
 	.endr

arch/arm/vfp/vfpsingle.c

@@ -200,7 +200,7 @@ u32 vfp_single_normaliseround(int sd, struct vfp_single *vs, u32 fpscr, u32 exce
 		s32 d = vfp_single_pack(vs);
 		pr_debug("VFP: %s: d(s%d)=%08x exceptions=%08x\n", func,
 			 sd, d, exceptions);
-		vfp_put_float(sd, d);
+		vfp_put_float(d, sd);
 	}
 
 	return exceptions;
@@ -257,19 +257,19 @@ vfp_propagate_nan(struct vfp_single *vsd, struct vfp_single *vsn,
  */
 static u32 vfp_single_fabs(int sd, int unused, s32 m, u32 fpscr)
 {
-	vfp_put_float(sd, vfp_single_packed_abs(m));
+	vfp_put_float(vfp_single_packed_abs(m), sd);
 	return 0;
 }
 
 static u32 vfp_single_fcpy(int sd, int unused, s32 m, u32 fpscr)
 {
-	vfp_put_float(sd, m);
+	vfp_put_float(m, sd);
 	return 0;
 }
 
 static u32 vfp_single_fneg(int sd, int unused, s32 m, u32 fpscr)
 {
-	vfp_put_float(sd, vfp_single_packed_negate(m));
+	vfp_put_float(vfp_single_packed_negate(m), sd);
 	return 0;
 }
 
@@ -333,7 +333,7 @@ static u32 vfp_single_fsqrt(int sd, int unused, s32 m, u32 fpscr)
 			vsp = &vfp_single_default_qnan;
 			ret = FPSCR_IOC;
 		}
-		vfp_put_float(sd, vfp_single_pack(vsp));
+		vfp_put_float(vfp_single_pack(vsp), sd);
 		return ret;
 	}
 
@@ -517,7 +517,7 @@ static u32 vfp_single_fcvtd(int dd, int unused, s32 m, u32 fpscr)
 	return vfp_double_normaliseround(dd, &vdd, fpscr, exceptions, "fcvtd");
 
  pack_nan:
-	vfp_put_double(dd, vfp_double_pack(&vdd));
+	vfp_put_double(vfp_double_pack(&vdd), dd);
 	return exceptions;
 }
 
@@ -613,7 +613,7 @@ static u32 vfp_single_ftoui(int sd, int unused, s32 m, u32 fpscr)
 
 	pr_debug("VFP: ftoui: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions);
 
-	vfp_put_float(sd, d);
+	vfp_put_float(d, sd);
 
 	return exceptions;
 }
@@ -692,7 +692,7 @@ static u32 vfp_single_ftosi(int sd, int unused, s32 m, u32 fpscr)
 
 	pr_debug("VFP: ftosi: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions);
 
-	vfp_put_float(sd, (s32)d);
+	vfp_put_float((s32)d, sd);
 
 	return exceptions;
 }
@@ -1127,7 +1127,7 @@ static u32 vfp_single_fdiv(int sd, int sn, s32 m, u32 fpscr)
  vsn_nan:
 	exceptions = vfp_propagate_nan(&vsd, &vsn, &vsm, fpscr);
  pack:
-	vfp_put_float(sd, vfp_single_pack(&vsd));
+	vfp_put_float(vfp_single_pack(&vsd), sd);
 	return exceptions;
 
  vsm_nan:
@@ -1147,7 +1147,7 @@ static u32 vfp_single_fdiv(int sd, int sn, s32 m, u32 fpscr)
 	goto pack;
 
  invalid:
-	vfp_put_float(sd, vfp_single_pack(&vfp_single_default_qnan));
+	vfp_put_float(vfp_single_pack(&vfp_single_default_qnan), sd);
 	return FPSCR_IOC;
 }
 

arch/i386/kernel/head.S

@@ -317,20 +317,14 @@ is386:	movl $2,%ecx		# set MP
 	movl %eax,%gs
 	lldt %ax
 	cld			# gcc2 wants the direction flag cleared at all times
+	pushl %eax		# fake return address
 #ifdef CONFIG_SMP
 	movb ready, %cl
 	movb $1, ready
-	cmpb $0,%cl
-	je 1f			# the first CPU calls start_kernel
-				# all other CPUs call initialize_secondary
-	call initialize_secondary
-	jmp L6
-1:
+	cmpb $0,%cl		# the first CPU calls start_kernel
+	jne initialize_secondary # all other CPUs call initialize_secondary
 #endif /* CONFIG_SMP */
-	call start_kernel
-L6:
-	jmp L6			# main should never return here, but
-				# just in case, we know what happens.
+	jmp start_kernel
 
 /*
  * We depend on ET to be correct. This checks for 287/387.

arch/i386/kernel/hpet.c

@@ -35,7 +35,7 @@ static int __init init_hpet_clocksource(void)
 	void __iomem* hpet_base;
 	u64 tmp;
 
-	if (!hpet_address)
+	if (!is_hpet_enabled())
 		return -ENODEV;
 
 	/* calculate the hpet address: */

arch/i386/kernel/irq.c

@@ -82,10 +82,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
 	}
 #endif
 
-	if (!irq_desc[irq].handle_irq) {
-		__do_IRQ(irq, regs);
-		goto out_exit;
-	}
 #ifdef CONFIG_4KSTACKS
 
 	curctx = (union irq_ctx *) current_thread_info();
@@ -125,7 +121,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
 #endif
 		__do_IRQ(irq, regs);
 
-out_exit:
 	irq_exit();
 
 	return 1;

arch/i386/kernel/setup.c

@@ -956,38 +956,6 @@ efi_memory_present_wrapper(unsigned long start, unsigned long end, void *arg)
 	return 0;
 }
 
- /*
-  * This function checks if the entire range <start,end> is mapped with type.
-  *
-  * Note: this function only works correct if the e820 table is sorted and
-  * not-overlapping, which is the case
-  */
-int __init
-e820_all_mapped(unsigned long s, unsigned long e, unsigned type)
-{
-	u64 start = s;
-	u64 end = e;
-	int i;
-	for (i = 0; i < e820.nr_map; i++) {
-		struct e820entry *ei = &e820.map[i];
-		if (type && ei->type != type)
-			continue;
-		/* is the region (part) in overlap with the current region ?*/
-		if (ei->addr >= end || ei->addr + ei->size <= start)
-			continue;
-		/* if the region is at the beginning of <start,end> we move
-		 * start to the end of the region since it's ok until there
-		 */
-		if (ei->addr <= start)
-			start = ei->addr + ei->size;
-		/* if start is now at or beyond end, we're done, full
-		 * coverage */
-		if (start >= end)
-			return 1; /* we're done */
-	}
-	return 0;
-}
-
 /*
  * Find the highest page frame number we have available
  */

arch/i386/kernel/traps.c

@@ -92,7 +92,11 @@ asmlinkage void spurious_interrupt_bug(void);
 asmlinkage void machine_check(void);
 
 static int kstack_depth_to_print = 24;
+#ifdef CONFIG_STACK_UNWIND
 static int call_trace = 1;
+#else
+#define call_trace (-1)
+#endif
 ATOMIC_NOTIFIER_HEAD(i386die_chain);
 
 int register_die_notifier(struct notifier_block *nb)
@@ -187,22 +191,21 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
 			if (unwind_init_blocked(&info, task) == 0)
 				unw_ret = show_trace_unwind(&info, log_lvl);
 		}
-		if (unw_ret > 0 && !arch_unw_user_mode(&info)) {
-#ifdef CONFIG_STACK_UNWIND
-			print_symbol("DWARF2 unwinder stuck at %s\n",
-				     UNW_PC(&info));
-			if (call_trace == 1) {
-				printk("Leftover inexact backtrace:\n");
-				if (UNW_SP(&info))
+		if (unw_ret > 0) {
+			if (call_trace == 1 && !arch_unw_user_mode(&info)) {
+				print_symbol("DWARF2 unwinder stuck at %s\n",
+					     UNW_PC(&info));
+				if (UNW_SP(&info) >= PAGE_OFFSET) {
+					printk("Leftover inexact backtrace:\n");
 					stack = (void *)UNW_SP(&info);
-			} else if (call_trace > 1)
+				} else
+					printk("Full inexact backtrace again:\n");
+			} else if (call_trace >= 1)
 				return;
 			else
 				printk("Full inexact backtrace again:\n");
-#else
+		} else
 			printk("Inexact backtrace:\n");
-#endif
-		}
 	}
 
 	if (task == current) {
@@ -1241,6 +1244,7 @@ static int __init kstack_setup(char *s)
 }
 __setup("kstack=", kstack_setup);
 
+#ifdef CONFIG_STACK_UNWIND
 static int __init call_trace_setup(char *s)
 {
 	if (strcmp(s, "old") == 0)
@@ -1254,3 +1258,4 @@ static int __init call_trace_setup(char *s)
 	return 1;
 }
 __setup("call_trace=", call_trace_setup);
+#endif

arch/i386/pci/common.c

@@ -237,6 +237,11 @@ char * __devinit  pcibios_setup(char *str)
 		pci_probe &= ~PCI_PROBE_MMCONF;
 		return NULL;
 	}
+	/* override DMI blacklist */
+	else if (!strcmp(str, "mmconf")) {
+		pci_probe |= PCI_PROBE_MMCONF_FORCE;
+		return NULL;
+	}
 #endif
 	else if (!strcmp(str, "noacpi")) {
 		acpi_noirq_set();

arch/i386/pci/mmconfig.c

@@ -12,6 +12,7 @@
 #include <linux/pci.h>
 #include <linux/init.h>
 #include <linux/acpi.h>
+#include <linux/dmi.h>
 #include <asm/e820.h>
 #include "pci.h"
 
@@ -187,9 +188,31 @@ static __init void unreachable_devices(void)
 	}
 }
 
+static int disable_mcfg(struct dmi_system_id *d)
+{
+	printk("PCI: %s detected. Disabling MCFG.\n", d->ident);
+	pci_probe &= ~PCI_PROBE_MMCONF;
+	return 0;
+}
+
+static struct dmi_system_id __initdata dmi_bad_mcfg[] = {
+	/* Has broken MCFG table that makes the system hang when used */
+        {
+         .callback = disable_mcfg,
+         .ident = "Intel D3C5105 SDV",
+         .matches = {
+                     DMI_MATCH(DMI_BIOS_VENDOR, "Intel"),
+                     DMI_MATCH(DMI_BOARD_NAME, "D26928"),
+                     },
+         },
+         {}
+};
+
 void __init pci_mmcfg_init(void)
 {
-	if ((pci_probe & PCI_PROBE_MMCONF) == 0)
+	dmi_check_system(dmi_bad_mcfg);
+
+	if ((pci_probe & (PCI_PROBE_MMCONF_FORCE|PCI_PROBE_MMCONF)) == 0)
 		return;
 
 	acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg);
@@ -198,15 +221,6 @@ void __init pci_mmcfg_init(void)
 	    (pci_mmcfg_config[0].base_address == 0))
 		return;
 
-	if (!e820_all_mapped(pci_mmcfg_config[0].base_address,
-			pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN,
-			E820_RESERVED)) {
-		printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n",
-				pci_mmcfg_config[0].base_address);
-		printk(KERN_ERR "PCI: Not using MMCONFIG.\n");
-		return;
-	}
-
 	printk(KERN_INFO "PCI: Using MMCONFIG\n");
 	raw_pci_ops = &pci_mmcfg;
 	pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;

arch/i386/pci/pci.h

@@ -16,7 +16,8 @@
 #define PCI_PROBE_CONF1		0x0002
 #define PCI_PROBE_CONF2		0x0004
 #define PCI_PROBE_MMCONF	0x0008
-#define PCI_PROBE_MASK		0x000f
+#define PCI_PROBE_MMCONF_FORCE	0x0010
+#define PCI_PROBE_MASK		0x00ff
 
 #define PCI_NO_SORT		0x0100
 #define PCI_BIOS_SORT		0x0200