---

yaml --- r: 131475 b: refs/heads/master c: 3997ad3 h: refs/heads/master i: 131473: c7a0664 131471: 833c7fc v: v3
git-mirror · Feb 13, 2009 · fb8c868 · fb8c868
1 parent d3bb552
commit fb8c868
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diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f8effd1a4a1833eac90261d78abacfaefe3d99e4
+refs/heads/master: 3997ad317fdf9ecdb5702e2b4fd1f8229814ff8c
diff --git a/trunk/Documentation/PCI/PCIEBUS-HOWTO.txt b/trunk/Documentation/PCI/PCIEBUS-HOWTO.txt
@@ -93,7 +93,7 @@ the PCI Express Port Bus driver from loading a service driver.
 
 int pcie_port_service_register(struct pcie_port_service_driver *new)
 
-This API replaces the Linux Driver Model's pci_register_driver API. A
+This API replaces the Linux Driver Model's pci_module_init API. A
 service driver should always calls pcie_port_service_register at
 module init. Note that after service driver being loaded, calls
 such as pci_enable_device(dev) and pci_set_master(dev) are no longer

diff --git a/trunk/Documentation/tracers/mmiotrace.txt b/trunk/Documentation/tracers/mmiotrace.txt
@@ -78,10 +78,12 @@ to view your kernel log and look for "mmiotrace has lost events" warning. If
 events were lost, the trace is incomplete. You should enlarge the buffers and
 try again. Buffers are enlarged by first seeing how large the current buffers
 are:
-$ cat /debug/tracing/buffer_size_kb
+$ cat /debug/tracing/trace_entries
 gives you a number. Approximately double this number and write it back, for
 instance:
-$ echo 128000 > /debug/tracing/buffer_size_kb
+$ echo 0 > /debug/tracing/tracing_enabled
+$ echo 128000 > /debug/tracing/trace_entries
+$ echo 1 > /debug/tracing/tracing_enabled
 Then start again from the top.
 
 If you are doing a trace for a driver project, e.g. Nouveau, you should also

diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS
@@ -1905,10 +1905,10 @@ W:	http://gigaset307x.sourceforge.net/
 S:	Maintained
 
 HARD DRIVE ACTIVE PROTECTION SYSTEM (HDAPS) DRIVER
-P:	Frank Seidel
-M:	frank@f-seidel.de
-L:	lm-sensors@lm-sensors.org
-W:	http://www.kernel.org/pub/linux/kernel/people/fseidel/hdaps/
+P:	Robert Love
+M:	rlove@rlove.org
+M:	linux-kernel@vger.kernel.org
+W:	http://www.kernel.org/pub/linux/kernel/people/rml/hdaps/
 S:	Maintained
 
 GSPCA FINEPIX SUBDRIVER
@@ -4924,11 +4924,11 @@ L:	zd1211-devs@lists.sourceforge.net (subscribers-only)
 S:	Maintained
 
 ZR36067 VIDEO FOR LINUX DRIVER
+P:	Ronald Bultje
+M:	rbultje@ronald.bitfreak.net
 L:	mjpeg-users@lists.sourceforge.net
-L:	linux-media@vger.kernel.org
 W:	http://mjpeg.sourceforge.net/driver-zoran/
-T:	Mercurial http://linuxtv.org/hg/v4l-dvb
-S:	Odd Fixes
+S:	Maintained
 
 ZS DECSTATION Z85C30 SERIAL DRIVER
 P:	Maciej W. Rozycki

diff --git a/trunk/Makefile b/trunk/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 29
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc4
 NAME = Erotic Pickled Herring
 
 # *DOCUMENTATION*
@@ -389,7 +389,6 @@ PHONY += outputmakefile
 # output directory.
 outputmakefile:
 ifneq ($(KBUILD_SRC),)
-	$(Q)ln -fsn $(srctree) source
 	$(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkmakefile \
 	    $(srctree) $(objtree) $(VERSION) $(PATCHLEVEL)
 endif
@@ -947,6 +946,7 @@ ifneq ($(KBUILD_SRC),)
 	    mkdir -p include2;                                          \
 	    ln -fsn $(srctree)/include/asm-$(SRCARCH) include2/asm;     \
 	fi
+	ln -fsn $(srctree) source
 endif
 
 # prepare2 creates a makefile if using a separate output directory

diff --git a/trunk/arch/alpha/kernel/process.c b/trunk/arch/alpha/kernel/process.c
@@ -93,8 +93,8 @@ common_shutdown_1(void *generic_ptr)
 	if (cpuid != boot_cpuid) {
 		flags |= 0x00040000UL; /* "remain halted" */
 		*pflags = flags;
-		set_cpu_present(cpuid, false);
-		set_cpu_possible(cpuid, false);
+		cpu_clear(cpuid, cpu_present_map);
+		cpu_clear(cpuid, cpu_possible_map);
 		halt();
 	}
 #endif
@@ -120,8 +120,8 @@ common_shutdown_1(void *generic_ptr)
 
 #ifdef CONFIG_SMP
 	/* Wait for the secondaries to halt. */
-	set_cpu_present(boot_cpuid, false);
-	set_cpu_possible(boot_cpuid, false);
+	cpu_clear(boot_cpuid, cpu_present_map);
+	cpu_clear(boot_cpuid, cpu_possible_map);
 	while (cpus_weight(cpu_present_map))
 		barrier();
 #endif

diff --git a/trunk/arch/alpha/kernel/smp.c b/trunk/arch/alpha/kernel/smp.c
@@ -120,12 +120,12 @@ void __cpuinit
 smp_callin(void)
 {
 	int cpuid = hard_smp_processor_id();
+	cpumask_t mask = cpu_online_map;
 
-	if (cpu_online(cpuid)) {
+	if (cpu_test_and_set(cpuid, mask)) {
 		printk("??, cpu 0x%x already present??\n", cpuid);
 		BUG();
 	}
-	set_cpu_online(cpuid, true);
 
 	/* Turn on machine checks.  */
 	wrmces(7);
@@ -436,8 +436,8 @@ setup_smp(void)
 				((char *)cpubase + i*hwrpb->processor_size);
 			if ((cpu->flags & 0x1cc) == 0x1cc) {
 				smp_num_probed++;
-				set_cpu_possible(i, true);
-				set_cpu_present(i, true);
+				cpu_set(i, cpu_possible_map);
+				cpu_set(i, cpu_present_map);
 				cpu->pal_revision = boot_cpu_palrev;
 			}
 
@@ -470,8 +470,8 @@ smp_prepare_cpus(unsigned int max_cpus)
 
 	/* Nothing to do on a UP box, or when told not to.  */
 	if (smp_num_probed == 1 || max_cpus == 0) {
-		init_cpu_possible(cpumask_of(boot_cpuid));
-		init_cpu_present(cpumask_of(boot_cpuid));
+		cpu_possible_map = cpumask_of_cpu(boot_cpuid);
+		cpu_present_map = cpumask_of_cpu(boot_cpuid);
 		printk(KERN_INFO "SMP mode deactivated.\n");
 		return;
 	}

diff --git a/trunk/arch/ia64/include/asm/kvm.h b/trunk/arch/ia64/include/asm/kvm.h
@@ -25,10 +25,6 @@
 
 #include <linux/ioctl.h>
 
-/* Select x86 specific features in <linux/kvm.h> */
-#define __KVM_HAVE_IOAPIC
-#define __KVM_HAVE_DEVICE_ASSIGNMENT
-
 /* Architectural interrupt line count. */
 #define KVM_NR_INTERRUPTS 256
 

diff --git a/trunk/arch/ia64/kvm/kvm-ia64.c b/trunk/arch/ia64/kvm/kvm-ia64.c
@@ -1337,10 +1337,6 @@ static void kvm_release_vm_pages(struct kvm *kvm)
 	}
 }
 
-void kvm_arch_sync_events(struct kvm *kvm)
-{
-}
-
 void kvm_arch_destroy_vm(struct kvm *kvm)
 {
 	kvm_iommu_unmap_guest(kvm);

diff --git a/trunk/arch/ia64/kvm/process.c b/trunk/arch/ia64/kvm/process.c
@@ -455,18 +455,13 @@ fpswa_ret_t vmm_fp_emulate(int fp_fault, void *bundle, unsigned long *ipsr,
 	if (!vmm_fpswa_interface)
 		return (fpswa_ret_t) {-1, 0, 0, 0};
 
-	memset(&fp_state, 0, sizeof(fp_state_t));
-
 	/*
-	 * compute fp_state.  only FP registers f6 - f11 are used by the
-	 * vmm, so set those bits in the mask and set the low volatile
-	 * pointer to point to these registers.
+	 * Just let fpswa driver to use hardware fp registers.
+	 * No fp register is valid in memory.
 	 */
-	fp_state.bitmask_low64 = 0xfc0;  /* bit6..bit11 */
-
-	fp_state.fp_state_low_volatile = (fp_state_low_volatile_t *) &regs->f6;
+	memset(&fp_state, 0, sizeof(fp_state_t));
 
-   /*
+	/*
 	 * unsigned long (*EFI_FPSWA) (
 	 *      unsigned long    trap_type,
 	 *      void             *Bundle,
@@ -550,6 +545,10 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim,
 		status = vmm_handle_fpu_swa(0, regs, isr);
 		if (!status)
 			return ;
+		else if (-EAGAIN == status) {
+			vcpu_decrement_iip(vcpu);
+			return ;
+		}
 		break;
 	}
 

diff --git a/trunk/arch/powerpc/include/asm/pgtable-4k.h b/trunk/arch/powerpc/include/asm/pgtable-4k.h
@@ -60,7 +60,7 @@
 /* It should be preserving the high 48 bits and then specifically */
 /* preserving _PAGE_SECONDARY | _PAGE_GROUP_IX */
 #define _PAGE_CHG_MASK	(PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | \
-                         _PAGE_HPTEFLAGS | _PAGE_SPECIAL)
+                         _PAGE_HPTEFLAGS)
 
 /* Bits to mask out from a PMD to get to the PTE page */
 #define PMD_MASKED_BITS		0

diff --git a/trunk/arch/powerpc/include/asm/pgtable-64k.h b/trunk/arch/powerpc/include/asm/pgtable-64k.h
@@ -114,7 +114,7 @@ static inline struct subpage_prot_table *pgd_subpage_prot(pgd_t *pgd)
  * pgprot changes
  */
 #define _PAGE_CHG_MASK	(PTE_RPN_MASK | _PAGE_HPTEFLAGS | _PAGE_DIRTY | \
-                         _PAGE_ACCESSED | _PAGE_SPECIAL)
+                         _PAGE_ACCESSED)
 
 /* Bits to mask out from a PMD to get to the PTE page */
 #define PMD_MASKED_BITS		0x1ff

diff --git a/trunk/arch/powerpc/include/asm/pgtable-ppc32.h b/trunk/arch/powerpc/include/asm/pgtable-ppc32.h
@@ -429,8 +429,7 @@ extern int icache_44x_need_flush;
 #define PMD_PAGE_SIZE(pmd)	bad_call_to_PMD_PAGE_SIZE()
 #endif
 
-#define _PAGE_CHG_MASK	(PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | \
-			 _PAGE_SPECIAL)
+#define _PAGE_CHG_MASK	(PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY)
 
 
 #define PAGE_PROT_BITS	(_PAGE_GUARDED | _PAGE_COHERENT | _PAGE_NO_CACHE | \

diff --git a/trunk/arch/powerpc/kernel/align.c b/trunk/arch/powerpc/kernel/align.c
@@ -646,16 +646,11 @@ static int emulate_vsx(unsigned char __user *addr, unsigned int reg,
 		       unsigned int areg, struct pt_regs *regs,
 		       unsigned int flags, unsigned int length)
 {
-	char *ptr;
+	char *ptr = (char *) &current->thread.TS_FPR(reg);
 	int ret = 0;
 
 	flush_vsx_to_thread(current);
 
-	if (reg < 32)
-		ptr = (char *) &current->thread.TS_FPR(reg);
-	else
-		ptr = (char *) &current->thread.vr[reg - 32];
-
 	if (flags & ST)
 		ret = __copy_to_user(addr, ptr, length);
         else {

diff --git a/trunk/arch/powerpc/kvm/powerpc.c b/trunk/arch/powerpc/kvm/powerpc.c
@@ -125,10 +125,6 @@ static void kvmppc_free_vcpus(struct kvm *kvm)
 	}
 }
 
-void kvm_arch_sync_events(struct kvm *kvm)
-{
-}
-
 void kvm_arch_destroy_vm(struct kvm *kvm)
 {
 	kvmppc_free_vcpus(kvm);

diff --git a/trunk/arch/powerpc/mm/numa.c b/trunk/arch/powerpc/mm/numa.c
@@ -19,7 +19,6 @@
 #include <linux/notifier.h>
 #include <linux/lmb.h>
 #include <linux/of.h>
-#include <linux/pfn.h>
 #include <asm/sparsemem.h>
 #include <asm/prom.h>
 #include <asm/system.h>
@@ -883,7 +882,7 @@ static void mark_reserved_regions_for_nid(int nid)
 		unsigned long physbase = lmb.reserved.region[i].base;
 		unsigned long size = lmb.reserved.region[i].size;
 		unsigned long start_pfn = physbase >> PAGE_SHIFT;
-		unsigned long end_pfn = PFN_UP(physbase + size);
+		unsigned long end_pfn = ((physbase + size) >> PAGE_SHIFT);
 		struct node_active_region node_ar;
 		unsigned long node_end_pfn = node->node_start_pfn +
 					     node->node_spanned_pages;
@@ -909,7 +908,7 @@ static void mark_reserved_regions_for_nid(int nid)
 			 */
 			if (end_pfn > node_ar.end_pfn)
 				reserve_size = (node_ar.end_pfn << PAGE_SHIFT)
-					- physbase;
+					- (start_pfn << PAGE_SHIFT);
 			/*
 			 * Only worry about *this* node, others may not
 			 * yet have valid NODE_DATA().

diff --git a/trunk/arch/powerpc/platforms/ps3/mm.c b/trunk/arch/powerpc/platforms/ps3/mm.c
@@ -328,7 +328,7 @@ static int __init ps3_mm_add_memory(void)
 	return result;
 }
 
-device_initcall(ps3_mm_add_memory);
+core_initcall(ps3_mm_add_memory);
 
 /*============================================================================*/
 /* dma routines                                                               */

diff --git a/trunk/arch/s390/kvm/kvm-s390.c b/trunk/arch/s390/kvm/kvm-s390.c
@@ -212,10 +212,6 @@ static void kvm_free_vcpus(struct kvm *kvm)
 	}
 }
 
-void kvm_arch_sync_events(struct kvm *kvm)
-{
-}
-
 void kvm_arch_destroy_vm(struct kvm *kvm)
 {
 	kvm_free_vcpus(kvm);

diff --git a/trunk/arch/x86/Kconfig.debug b/trunk/arch/x86/Kconfig.debug
@@ -174,8 +174,28 @@ config IOMMU_LEAK
 	  Add a simple leak tracer to the IOMMU code. This is useful when you
 	  are debugging a buggy device driver that leaks IOMMU mappings.
 
-config HAVE_MMIOTRACE_SUPPORT
-	def_bool y
+config MMIOTRACE
+	bool "Memory mapped IO tracing"
+	depends on DEBUG_KERNEL && PCI
+	select TRACING
+	help
+	  Mmiotrace traces Memory Mapped I/O access and is meant for
+	  debugging and reverse engineering. It is called from the ioremap
+	  implementation and works via page faults. Tracing is disabled by
+	  default and can be enabled at run-time.
+
+	  See Documentation/tracers/mmiotrace.txt.
+	  If you are not helping to develop drivers, say N.
+
+config MMIOTRACE_TEST
+	tristate "Test module for mmiotrace"
+	depends on MMIOTRACE && m
+	help
+	  This is a dumb module for testing mmiotrace. It is very dangerous
+	  as it will write garbage to IO memory starting at a given address.
+	  However, it should be safe to use on e.g. unused portion of VRAM.
+
+	  Say N, unless you absolutely know what you are doing.
 
 #
 # IO delay types:

diff --git a/trunk/arch/x86/include/asm/kvm.h b/trunk/arch/x86/include/asm/kvm.h
@@ -9,13 +9,6 @@
 #include <linux/types.h>
 #include <linux/ioctl.h>
 
-/* Select x86 specific features in <linux/kvm.h> */
-#define __KVM_HAVE_PIT
-#define __KVM_HAVE_IOAPIC
-#define __KVM_HAVE_DEVICE_ASSIGNMENT
-#define __KVM_HAVE_MSI
-#define __KVM_HAVE_USER_NMI
-
 /* Architectural interrupt line count. */
 #define KVM_NR_INTERRUPTS 256
 

diff --git a/trunk/arch/x86/include/asm/page.h b/trunk/arch/x86/include/asm/page.h
@@ -57,6 +57,7 @@ typedef struct { pgdval_t pgd; } pgd_t;
 typedef struct { pgprotval_t pgprot; } pgprot_t;
 
 extern int page_is_ram(unsigned long pagenr);
+extern int pagerange_is_ram(unsigned long start, unsigned long end);
 extern int devmem_is_allowed(unsigned long pagenr);
 extern void map_devmem(unsigned long pfn, unsigned long size,
 		       pgprot_t vma_prot);

diff --git a/trunk/arch/x86/include/asm/paravirt.h b/trunk/arch/x86/include/asm/paravirt.h
@@ -1352,7 +1352,14 @@ static inline void arch_leave_lazy_cpu_mode(void)
 	PVOP_VCALL0(pv_cpu_ops.lazy_mode.leave);
 }
 
-void arch_flush_lazy_cpu_mode(void);
+static inline void arch_flush_lazy_cpu_mode(void)
+{
+	if (unlikely(paravirt_get_lazy_mode() == PARAVIRT_LAZY_CPU)) {
+		arch_leave_lazy_cpu_mode();
+		arch_enter_lazy_cpu_mode();
+	}
+}
+
 
 #define  __HAVE_ARCH_ENTER_LAZY_MMU_MODE
 static inline void arch_enter_lazy_mmu_mode(void)
@@ -1365,7 +1372,13 @@ static inline void arch_leave_lazy_mmu_mode(void)
 	PVOP_VCALL0(pv_mmu_ops.lazy_mode.leave);
 }
 
-void arch_flush_lazy_mmu_mode(void);
+static inline void arch_flush_lazy_mmu_mode(void)
+{
+	if (unlikely(paravirt_get_lazy_mode() == PARAVIRT_LAZY_MMU)) {
+		arch_leave_lazy_mmu_mode();
+		arch_enter_lazy_mmu_mode();
+	}
+}
 
 static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx,
 				unsigned long phys, pgprot_t flags)
-Original file line number
+Diff line change
@@ Expand Up / @@ -1337,10 +1337,6 @@ static void kvm_release_vm_pages(struct kvm *kvm) @@
     	}
     }
-    void kvm_arch_sync_events(struct kvm *kvm)
-    {
-    }
     void kvm_arch_destroy_vm(struct kvm *kvm)
     {
     	kvm_iommu_unmap_guest(kvm);
@@ Expand Down @@