---

yaml --- r: 8647 b: refs/heads/master c: 8d3ef74 h: refs/heads/master i: 8645: 28b9b5e 8643: 5a71130 8639: 98ac315 v: v3
git-mirror · Sep 12, 2005 · 7f9282d · 7f9282d
1 parent 2a3467c
commit 7f9282d
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Showing 97 changed files with 983 additions and 889 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b9791184e7cc817ea5810405b49ead0b585e7e2d
+refs/heads/master: 8d3ef7461c2460c1bc02c63279b638fae80bba37
diff --git a/trunk/Documentation/kernel-parameters.txt b/trunk/Documentation/kernel-parameters.txt
@@ -164,6 +164,15 @@ running once the system is up.
 			over-ride platform specific driver.
 			See also Documentation/acpi-hotkey.txt.
 
+	enable_timer_pin_1 [i386,x86-64]
+			Enable PIN 1 of APIC timer
+			Can be useful to work around chipset bugs (in particular on some ATI chipsets)
+			The kernel tries to set a reasonable default.
+
+	disable_timer_pin_1 [i386,x86-64]
+			Disable PIN 1 of APIC timer
+			Can be useful to work around chipset bugs.
+
 	ad1816=		[HW,OSS]
 			Format: <io>,<irq>,<dma>,<dma2>
 			See also Documentation/sound/oss/AD1816.

diff --git a/trunk/Documentation/x86_64/boot-options.txt b/trunk/Documentation/x86_64/boot-options.txt
@@ -11,6 +11,11 @@ Machine check
                If your BIOS doesn't do that it's a good idea to enable though
                to make sure you log even machine check events that result
                in a reboot.
+   mce=tolerancelevel (number)
+		0: always panic, 1: panic if deadlock possible,
+		2: try to avoid panic, 3: never panic or exit (for testing)
+		default is 1
+		Can be also set using sysfs which is preferable.
 
    nomce (for compatibility with i386): same as mce=off
 

diff --git a/trunk/arch/i386/kernel/acpi/earlyquirk.c b/trunk/arch/i386/kernel/acpi/earlyquirk.c
@@ -7,6 +7,7 @@
 #include <linux/pci.h>
 #include <asm/pci-direct.h>
 #include <asm/acpi.h>
+#include <asm/apic.h>
 
 static int __init check_bridge(int vendor, int device)
 {
@@ -15,6 +16,15 @@ static int __init check_bridge(int vendor, int device)
 	if (vendor == PCI_VENDOR_ID_NVIDIA) {
 		acpi_skip_timer_override = 1;
 	}
+#ifdef CONFIG_X86_LOCAL_APIC
+	/*
+	 * ATI IXP chipsets get double timer interrupts.
+	 * For now just do this for all ATI chipsets.
+ 	 * FIXME: this needs to be checked for the non ACPI case too.
+	 */
+	if (vendor == PCI_VENDOR_ID_ATI)
+		disable_timer_pin_1 = 1;
+#endif
 	return 0;
 }
 

diff --git a/trunk/arch/i386/kernel/io_apic.c b/trunk/arch/i386/kernel/io_apic.c
@@ -60,6 +60,8 @@ int sis_apic_bug = -1;
  */
 int nr_ioapic_registers[MAX_IO_APICS];
 
+int disable_timer_pin_1 __initdata;
+
 /*
  * Rough estimation of how many shared IRQs there are, can
  * be changed anytime.
@@ -2211,6 +2213,8 @@ static inline void check_timer(void)
 				setup_nmi();
 				enable_8259A_irq(0);
 			}
+			if (disable_timer_pin_1 > 0)
+				clear_IO_APIC_pin(0, pin1);
 			return;
 		}
 		clear_IO_APIC_pin(0, pin1);

diff --git a/trunk/arch/i386/kernel/setup.c b/trunk/arch/i386/kernel/setup.c
@@ -851,6 +851,11 @@ static void __init parse_cmdline_early (char ** cmdline_p)
 #endif
 
 #ifdef CONFIG_X86_LOCAL_APIC
+		if (!memcmp(from, "disable_timer_pin_1", 19))
+			disable_timer_pin_1 = 1;
+		if (!memcmp(from, "enable_timer_pin_1", 18))
+			disable_timer_pin_1 = -1;
+
 		/* disable IO-APIC */
 		else if (!memcmp(from, "noapic", 6))
 			disable_ioapic_setup();

diff --git a/trunk/arch/i386/kernel/srat.c b/trunk/arch/i386/kernel/srat.c
@@ -213,12 +213,18 @@ static __init void node_read_chunk(int nid, struct node_memory_chunk_s *memory_c
 		node_end_pfn[nid] = memory_chunk->end_pfn;
 }
 
+static u8 pxm_to_nid_map[MAX_PXM_DOMAINS];/* _PXM to logical node ID map */
+
+int pxm_to_node(int pxm)
+{
+	return pxm_to_nid_map[pxm];
+}
+
 /* Parse the ACPI Static Resource Affinity Table */
 static int __init acpi20_parse_srat(struct acpi_table_srat *sratp)
 {
 	u8 *start, *end, *p;
 	int i, j, nid;
-	u8 pxm_to_nid_map[MAX_PXM_DOMAINS];/* _PXM to logical node ID map */
 	u8 nid_to_pxm_map[MAX_NUMNODES];/* logical node ID to _PXM map */
 
 	start = (u8 *)(&(sratp->reserved) + 1);	/* skip header */

diff --git a/trunk/arch/i386/pci/acpi.c b/trunk/arch/i386/pci/acpi.c
@@ -3,16 +3,31 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <asm/hw_irq.h>
+#include <asm/numa.h>
 #include "pci.h"
 
 struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int domain, int busnum)
 {
+	struct pci_bus *bus;
+
 	if (domain != 0) {
 		printk(KERN_WARNING "PCI: Multiple domains not supported\n");
 		return NULL;
 	}
 
-	return pcibios_scan_root(busnum);
+	bus = pcibios_scan_root(busnum);
+#ifdef CONFIG_ACPI_NUMA
+	if (bus != NULL) {
+		int pxm = acpi_get_pxm(device->handle);
+		if (pxm >= 0) {
+			bus->sysdata = (void *)(unsigned long)pxm_to_node(pxm);
+			printk("bus %d -> pxm %d -> node %ld\n",
+				busnum, pxm, (long)(bus->sysdata));
+		}
+	}
+#endif
+
+	return bus;
 }
 
 extern int pci_routeirq;

diff --git a/trunk/arch/i386/pci/mmconfig.c b/trunk/arch/i386/pci/mmconfig.c
@@ -127,13 +127,6 @@ static int __init pci_mmcfg_init(void)
 	    (pci_mmcfg_config[0].base_address == 0))
 		goto out;
 
-	/* Kludge for now. Don't use mmconfig on AMD systems because
-	   those have some busses where mmconfig doesn't work,
-	   and we don't parse ACPI MCFG well enough to handle that. 
-	   Remove when proper handling is added. */
-	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
-		goto out; 
-
 	printk(KERN_INFO "PCI: Using MMCONFIG\n");
 	raw_pci_ops = &pci_mmcfg;
 	pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;

diff --git a/trunk/arch/ia64/ia32/sys_ia32.c b/trunk/arch/ia64/ia32/sys_ia32.c
@@ -2327,7 +2327,7 @@ sys32_sendfile (int out_fd, int in_fd, int __user *offset, unsigned int count)
 	ret = sys_sendfile(out_fd, in_fd, offset ? (off_t __user *) &of : NULL, count);
 	set_fs(old_fs);
 
-	if (!ret && offset && put_user(of, offset))
+	if (offset && put_user(of, offset))
 		return -EFAULT;
 
 	return ret;

diff --git a/trunk/arch/s390/kernel/compat_linux.c b/trunk/arch/s390/kernel/compat_linux.c
@@ -678,7 +678,7 @@ asmlinkage long sys32_sendfile(int out_fd, int in_fd, compat_off_t *offset, size
 	ret = sys_sendfile(out_fd, in_fd, offset ? &of : NULL, count);
 	set_fs(old_fs);
 
-	if (!ret && offset && put_user(of, offset))
+	if (offset && put_user(of, offset))
 		return -EFAULT;
 
 	return ret;

diff --git a/trunk/arch/x86_64/boot/Makefile b/trunk/arch/x86_64/boot/Makefile
@@ -46,7 +46,7 @@ cmd_image = $(obj)/tools/build $(BUILDFLAGS) $(obj)/bootsect $(obj)/setup \
 $(obj)/bzImage: $(obj)/bootsect $(obj)/setup \
 			      $(obj)/vmlinux.bin $(obj)/tools/build FORCE
 	$(call if_changed,image)
-	@echo 'Kernel: $@ is ready'
+	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
 
 $(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE
 	$(call if_changed,objcopy)

diff --git a/trunk/arch/x86_64/boot/compressed/misc.c b/trunk/arch/x86_64/boot/compressed/misc.c
@@ -83,7 +83,7 @@ static unsigned char *real_mode; /* Pointer to real-mode data */
 #endif
 #define SCREEN_INFO (*(struct screen_info *)(real_mode+0))
 
-extern char input_data[];
+extern unsigned char input_data[];
 extern int input_len;
 
 static long bytes_out = 0;
@@ -288,7 +288,7 @@ void setup_normal_output_buffer(void)
 #else
 	if ((ALT_MEM_K > EXT_MEM_K ? ALT_MEM_K : EXT_MEM_K) < 1024) error("Less than 2MB of memory");
 #endif
-	output_data = (char *)__PHYSICAL_START; /* Normally Points to 1M */
+	output_data = (unsigned char *)__PHYSICAL_START; /* Normally Points to 1M */
 	free_mem_end_ptr = (long)real_mode;
 }
 
@@ -305,7 +305,7 @@ void setup_output_buffer_if_we_run_high(struct moveparams *mv)
 #else
 	if ((ALT_MEM_K > EXT_MEM_K ? ALT_MEM_K : EXT_MEM_K) < (3*1024)) error("Less than 4MB of memory");
 #endif	
-	mv->low_buffer_start = output_data = (char *)LOW_BUFFER_START;
+	mv->low_buffer_start = output_data = (unsigned char *)LOW_BUFFER_START;
 	low_buffer_end = ((unsigned int)real_mode > LOW_BUFFER_MAX
 	  ? LOW_BUFFER_MAX : (unsigned int)real_mode) & ~0xfff;
 	low_buffer_size = low_buffer_end - LOW_BUFFER_START;