---

yaml
---
r: 96031
b: refs/heads/master
c: 2e83fc4
h: refs/heads/master
i:
  96029: 2780c4b
  96027: a347034
  96023: 18ffd8d
  96015: 854bab7
  95999: 05c4851
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9185ef6787f1c8f1c06aa0cb3c7746fb4f101f50
+refs/heads/master: 2e83fc4df5f27dfc1b53044c4f142b2f9d1db08c

trunk/Documentation/DocBook/kgdb.tmpl

@@ -72,7 +72,7 @@
     kgdb is a source level debugger for linux kernel. It is used along
     with gdb to debug a linux kernel.  The expectation is that gdb can
     be used to "break in" to the kernel to inspect memory, variables
-    and look through a cal stack information similar to what an
+    and look through call stack information similar to what an
     application developer would use gdb for.  It is possible to place
     breakpoints in kernel code and perform some limited execution
     stepping.
@@ -93,8 +93,10 @@
   <chapter id="CompilingAKernel">
     <title>Compiling a kernel</title>
     <para>
-    To enable <symbol>CONFIG_KGDB</symbol>, look under the "Kernel debugging"
-    and then select "KGDB: kernel debugging with remote gdb".
+    To enable <symbol>CONFIG_KGDB</symbol> you should first turn on
+    "Prompt for development and/or incomplete code/drivers"
+    (CONFIG_EXPERIMENTAL) in  "General setup", then under the
+    "Kernel debugging" select "KGDB: kernel debugging with remote gdb".
     </para>
     <para>
     Next you should choose one of more I/O drivers to interconnect debugging

trunk/Documentation/kernel-parameters.txt

@@ -1094,9 +1094,6 @@ and is between 256 and 4096 characters. It is defined in the file
 	mac5380=	[HW,SCSI] Format:
 			<can_queue>,<cmd_per_lun>,<sg_tablesize>,<hostid>,<use_tags>
 
-	mac53c9x=	[HW,SCSI] Format:
-			<num_esps>,<disconnect>,<nosync>,<can_queue>,<cmd_per_lun>,<sg_tablesize>,<hostid>,<use_tags>
-
 	machvec=	[IA64] Force the use of a particular machine-vector
 			(machvec) in a generic kernel.
 			Example: machvec=hpzx1_swiotlb
@@ -1525,6 +1522,8 @@ and is between 256 and 4096 characters. It is defined in the file
 				This is normally done in pci_enable_device(),
 				so this option is a temporary workaround
 				for broken drivers that don't call it.
+		skip_isa_align	[X86] do not align io start addr, so can
+				handle more pci cards
 		firmware	[ARM] Do not re-enumerate the bus but instead
 				just use the configuration from the
 				bootloader. This is currently used on

trunk/arch/m68k/kernel/traps.c

@@ -468,15 +468,26 @@ static inline void access_error040(struct frame *fp)
 			 * (if do_page_fault didn't fix the mapping,
                          * the writeback won't do good)
 			 */
+disable_wb:
 #ifdef DEBUG
 			printk(".. disabling wb2\n");
 #endif
 			if (fp->un.fmt7.wb2a == fp->un.fmt7.faddr)
 				fp->un.fmt7.wb2s &= ~WBV_040;
+			if (fp->un.fmt7.wb3a == fp->un.fmt7.faddr)
+				fp->un.fmt7.wb3s &= ~WBV_040;
 		}
-	} else if (send_fault_sig(&fp->ptregs) > 0) {
-		printk("68040 access error, ssw=%x\n", ssw);
-		trap_c(fp);
+	} else {
+		/* In case of a bus error we either kill the process or expect
+		 * the kernel to catch the fault, which then is also responsible
+		 * for cleaning up the mess.
+		 */
+		current->thread.signo = SIGBUS;
+		current->thread.faddr = fp->un.fmt7.faddr;
+		if (send_fault_sig(&fp->ptregs) >= 0)
+			printk("68040 bus error (ssw=%x, faddr=%lx)\n", ssw,
+			       fp->un.fmt7.faddr);
+		goto disable_wb;
 	}
 
 	do_040writebacks(fp);

trunk/arch/m68k/mac/config.c

@@ -48,9 +48,6 @@
 struct mac_booter_data mac_bi_data;
 int mac_bisize = sizeof mac_bi_data;
 
-struct mac_hw_present mac_hw_present;
-EXPORT_SYMBOL(mac_hw_present);
-
 /* New m68k bootinfo stuff and videobase */
 
 extern int m68k_num_memory;
@@ -817,27 +814,6 @@ void __init mac_identify(void)
 		m68k_ramdisk.addr, m68k_ramdisk.size);
 #endif
 
-	/*
-	 * TODO: set the various fields in macintosh_config->hw_present here!
-	 */
-	switch (macintosh_config->scsi_type) {
-	case MAC_SCSI_OLD:
-		MACHW_SET(MAC_SCSI_80);
-		break;
-	case MAC_SCSI_QUADRA:
-	case MAC_SCSI_QUADRA2:
-	case MAC_SCSI_QUADRA3:
-		MACHW_SET(MAC_SCSI_96);
-		if ((macintosh_config->ident == MAC_MODEL_Q900) ||
-		    (macintosh_config->ident == MAC_MODEL_Q950))
-			MACHW_SET(MAC_SCSI_96_2);
-		break;
-	default:
-		printk(KERN_WARNING "config.c: wtf: unknown scsi, using 53c80\n");
-		MACHW_SET(MAC_SCSI_80);
-		break;
-	}
-
 	iop_init();
 	via_init();
 	oss_init();

trunk/arch/x86/pci/acpi.c

@@ -6,45 +6,6 @@
 #include <asm/numa.h>
 #include "pci.h"
 
-static int __devinit can_skip_ioresource_align(const struct dmi_system_id *d)
-{
-	pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
-	printk(KERN_INFO "PCI: %s detected, can skip ISA alignment\n", d->ident);
-	return 0;
-}
-
-static struct dmi_system_id acpi_pciprobe_dmi_table[] __devinitdata = {
-/*
- * Systems where PCI IO resource ISA alignment can be skipped
- * when the ISA enable bit in the bridge control is not set
- */
-	{
-		.callback = can_skip_ioresource_align,
-		.ident = "IBM System x3800",
-		.matches = {
-			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
-			DMI_MATCH(DMI_PRODUCT_NAME, "x3800"),
-		},
-	},
-	{
-		.callback = can_skip_ioresource_align,
-		.ident = "IBM System x3850",
-		.matches = {
-			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
-			DMI_MATCH(DMI_PRODUCT_NAME, "x3850"),
-		},
-	},
-	{
-		.callback = can_skip_ioresource_align,
-		.ident = "IBM System x3950",
-		.matches = {
-			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
-			DMI_MATCH(DMI_PRODUCT_NAME, "x3950"),
-		},
-	},
-	{}
-};
-
 struct pci_root_info {
 	char *name;
 	unsigned int res_num;
@@ -196,8 +157,6 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do
 	int pxm;
 #endif
 
-	dmi_check_system(acpi_pciprobe_dmi_table);
-
 	if (domain && !pci_domains_supported) {
 		printk(KERN_WARNING "PCI: Multiple domains not supported "
 		       "(dom %d, bus %d)\n", domain, busnum);

trunk/arch/x86/pci/common.c

@@ -90,6 +90,50 @@ static void __devinit pcibios_fixup_device_resources(struct pci_dev *dev)
 		rom_r->start = rom_r->end = rom_r->flags = 0;
 }
 
+static int __devinit can_skip_ioresource_align(const struct dmi_system_id *d)
+{
+	pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
+	printk(KERN_INFO "PCI: %s detected, can skip ISA alignment\n", d->ident);
+	return 0;
+}
+
+static struct dmi_system_id can_skip_pciprobe_dmi_table[] __devinitdata = {
+/*
+ * Systems where PCI IO resource ISA alignment can be skipped
+ * when the ISA enable bit in the bridge control is not set
+ */
+	{
+		.callback = can_skip_ioresource_align,
+		.ident = "IBM System x3800",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "x3800"),
+		},
+	},
+	{
+		.callback = can_skip_ioresource_align,
+		.ident = "IBM System x3850",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "x3850"),
+		},
+	},
+	{
+		.callback = can_skip_ioresource_align,
+		.ident = "IBM System x3950",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "x3950"),
+		},
+	},
+	{}
+};
+
+void __init dmi_check_skip_isa_align(void)
+{
+	dmi_check_system(can_skip_pciprobe_dmi_table);
+}
+
 /*
  *  Called after each bus is probed, but before its children
  *  are examined.
@@ -318,13 +362,16 @@ static struct dmi_system_id __devinitdata pciprobe_dmi_table[] = {
 	{}
 };
 
+void __init dmi_check_pciprobe(void)
+{
+	dmi_check_system(pciprobe_dmi_table);
+}
+
 struct pci_bus * __devinit pcibios_scan_root(int busnum)
 {
 	struct pci_bus *bus = NULL;
 	struct pci_sysdata *sd;
 
-	dmi_check_system(pciprobe_dmi_table);
-
 	while ((bus = pci_find_next_bus(bus)) != NULL) {
 		if (bus->number == busnum) {
 			/* Already scanned */
@@ -462,6 +509,9 @@ char * __devinit  pcibios_setup(char *str)
 	} else if (!strcmp(str, "routeirq")) {
 		pci_routeirq = 1;
 		return NULL;
+	} else if (!strcmp(str, "skip_isa_align")) {
+		pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
+		return NULL;
 	}
 	return str;
 }
@@ -489,7 +539,7 @@ void pcibios_disable_device (struct pci_dev *dev)
 		pcibios_disable_irq(dev);
 }
 
-struct pci_bus *pci_scan_bus_on_node(int busno, struct pci_ops *ops, int node)
+struct pci_bus * __devinit pci_scan_bus_on_node(int busno, struct pci_ops *ops, int node)
 {
 	struct pci_bus *bus = NULL;
 	struct pci_sysdata *sd;
@@ -512,7 +562,7 @@ struct pci_bus *pci_scan_bus_on_node(int busno, struct pci_ops *ops, int node)
 	return bus;
 }
 
-struct pci_bus *pci_scan_bus_with_sysdata(int busno)
+struct pci_bus * __devinit pci_scan_bus_with_sysdata(int busno)
 {
 	return pci_scan_bus_on_node(busno, &pci_root_ops, -1);
 }

trunk/arch/x86/pci/fixup.c

@@ -502,7 +502,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SIEMENS, 0x0015,
  */
 static void fam10h_pci_cfg_space_size(struct pci_dev *dev)
 {
-	dev->cfg_size = pci_cfg_space_size_ext(dev, 0);
+	dev->cfg_size = pci_cfg_space_size_ext(dev);
 }
 
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, 0x1200, fam10h_pci_cfg_space_size);

trunk/arch/x86/pci/init.c

@@ -33,6 +33,10 @@ static __init int pci_access_init(void)
 		printk(KERN_ERR
 		"PCI: Fatal: No config space access function found\n");
 
+	dmi_check_pciprobe();
+
+	dmi_check_skip_isa_align();
+
 	return 0;
 }
 arch_initcall(pci_access_init);

trunk/arch/x86/pci/pci.h

@@ -38,6 +38,9 @@ enum pci_bf_sort_state {
 	pci_dmi_bf,
 };
 
+extern void __init dmi_check_pciprobe(void);
+extern void __init dmi_check_skip_isa_align(void);
+
 /* pci-i386.c */
 
 extern unsigned int pcibios_max_latency;

trunk/drivers/char/serial167.c

@@ -1073,7 +1073,7 @@ static int cy_put_char(struct tty_struct *tty, unsigned char ch)
 		return 0;
 
 	if (!info->xmit_buf)
-		return;
+		return 0;
 
 	local_irq_save(flags);
 	if (info->xmit_cnt >= PAGE_SIZE - 1) {

trunk/drivers/edac/edac_core.h

@@ -97,7 +97,7 @@ extern int edac_debug_level;
 #define PCI_VEND_DEV(vend, dev) PCI_VENDOR_ID_ ## vend, \
 	PCI_DEVICE_ID_ ## vend ## _ ## dev
 
-#define dev_name(dev) (dev)->dev_name
+#define edac_dev_name(dev) (dev)->dev_name
 
 /* memory devices */
 enum dev_type {

trunk/drivers/edac/edac_device.c

@@ -333,7 +333,7 @@ static int add_edac_dev_to_global_list(struct edac_device_ctl_info *edac_dev)
 fail0:
 	edac_printk(KERN_WARNING, EDAC_MC,
 			"%s (%s) %s %s already assigned %d\n",
-			rover->dev->bus_id, dev_name(rover),
+			rover->dev->bus_id, edac_dev_name(rover),
 			rover->mod_name, rover->ctl_name, rover->dev_idx);
 	return 1;
 
@@ -538,7 +538,7 @@ int edac_device_add_device(struct edac_device_ctl_info *edac_dev)
 				"'%s': DEV '%s' (%s)\n",
 				edac_dev->mod_name,
 				edac_dev->ctl_name,
-				dev_name(edac_dev),
+				edac_dev_name(edac_dev),
 				edac_op_state_to_string(edac_dev->op_state));
 
 	mutex_unlock(&device_ctls_mutex);
@@ -599,7 +599,7 @@ struct edac_device_ctl_info *edac_device_del_device(struct device *dev)
 	edac_printk(KERN_INFO, EDAC_MC,
 		"Removed device %d for %s %s: DEV %s\n",
 		edac_dev->dev_idx,
-		edac_dev->mod_name, edac_dev->ctl_name, dev_name(edac_dev));
+		edac_dev->mod_name, edac_dev->ctl_name, edac_dev_name(edac_dev));
 
 	return edac_dev;
 }

trunk/drivers/edac/edac_mc.c

@@ -402,7 +402,7 @@ static int add_mc_to_global_list(struct mem_ctl_info *mci)
 fail0:
 	edac_printk(KERN_WARNING, EDAC_MC,
 		"%s (%s) %s %s already assigned %d\n", p->dev->bus_id,
-		dev_name(mci), p->mod_name, p->ctl_name, p->mc_idx);
+		edac_dev_name(mci), p->mod_name, p->ctl_name, p->mc_idx);
 	return 1;
 
 fail1:
@@ -517,7 +517,7 @@ int edac_mc_add_mc(struct mem_ctl_info *mci)
 
 	/* Report action taken */
 	edac_mc_printk(mci, KERN_INFO, "Giving out device to '%s' '%s':"
-		" DEV %s\n", mci->mod_name, mci->ctl_name, dev_name(mci));
+		" DEV %s\n", mci->mod_name, mci->ctl_name, edac_dev_name(mci));
 
 	mutex_unlock(&mem_ctls_mutex);
 	return 0;
@@ -565,7 +565,7 @@ struct mem_ctl_info *edac_mc_del_mc(struct device *dev)
 
 	edac_printk(KERN_INFO, EDAC_MC,
 		"Removed device %d for %s %s: DEV %s\n", mci->mc_idx,
-		mci->mod_name, mci->ctl_name, dev_name(mci));
+		mci->mod_name, mci->ctl_name, edac_dev_name(mci));
 
 	return mci;
 }

trunk/drivers/edac/edac_pci.c

@@ -150,7 +150,7 @@ static int add_edac_pci_to_global_list(struct edac_pci_ctl_info *pci)
 fail0:
 	edac_printk(KERN_WARNING, EDAC_PCI,
 		"%s (%s) %s %s already assigned %d\n",
-		rover->dev->bus_id, dev_name(rover),
+		rover->dev->bus_id, edac_dev_name(rover),
 		rover->mod_name, rover->ctl_name, rover->pci_idx);
 	return 1;
 
@@ -360,7 +360,7 @@ int edac_pci_add_device(struct edac_pci_ctl_info *pci, int edac_idx)
 			" DEV '%s' (%s)\n",
 			pci->mod_name,
 			pci->ctl_name,
-			dev_name(pci), edac_op_state_to_string(pci->op_state));
+			edac_dev_name(pci), edac_op_state_to_string(pci->op_state));
 
 	mutex_unlock(&edac_pci_ctls_mutex);
 	return 0;
@@ -415,7 +415,7 @@ struct edac_pci_ctl_info *edac_pci_del_device(struct device *dev)
 
 	edac_printk(KERN_INFO, EDAC_PCI,
 		"Removed device %d for %s %s: DEV %s\n",
-		pci->pci_idx, pci->mod_name, pci->ctl_name, dev_name(pci));
+		pci->pci_idx, pci->mod_name, pci->ctl_name, edac_dev_name(pci));
 
 	return pci;
 }