---

yaml --- r: 120819 b: refs/heads/master c: ad07e91 h: refs/heads/master i: 120817: 53056de 120815: dfee799 v: v3
git-mirror · Nov 24, 2008 · ee29244 · ee29244
1 parent ff08a4f
commit ee29244
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Showing 19 changed files with 34 additions and 73 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: beeb4195cbc80b7489631361b7ed38b7518af433
+refs/heads/master: ad07e914e681f18ec0eaba60db17f497ee7e7e78
diff --git a/trunk/arch/arm/mach-pxa/include/mach/pxafb.h b/trunk/arch/arm/mach-pxa/include/mach/pxafb.h
@@ -33,6 +33,7 @@
 #define LCD_CONN_TYPE(_x)	((_x) & 0x0f)
 #define LCD_CONN_WIDTH(_x)	(((_x) >> 4) & 0x1f)
 
+#define LCD_TYPE_MASK		0xf
 #define LCD_TYPE_UNKNOWN	0
 #define LCD_TYPE_MONO_STN	1
 #define LCD_TYPE_MONO_DSTN	2

diff --git a/trunk/arch/arm/mach-pxa/reset.c b/trunk/arch/arm/mach-pxa/reset.c
@@ -90,12 +90,13 @@ void arch_reset(char mode)
 		/* Jump into ROM at address 0 */
 		cpu_reset(0);
 		break;
-	case 'h':
-		do_hw_reset();
-		break;
 	case 'g':
 		do_gpio_reset();
 		break;
+	case 'h':
+	default:
+		do_hw_reset();
+		break;
 	}
 }
 
diff --git a/trunk/arch/arm/mach-pxa/spitz.c b/trunk/arch/arm/mach-pxa/spitz.c
@@ -67,6 +67,7 @@
 static unsigned long spitz_pin_config[] __initdata = {
 	/* Chip Selects */
 	GPIO78_nCS_2,	/* SCOOP #2 */
+	GPIO79_nCS_3,	/* NAND */
 	GPIO80_nCS_4,	/* SCOOP #1 */
 
 	/* LCD - 16bpp Active TFT */
@@ -97,10 +98,10 @@ static unsigned long spitz_pin_config[] __initdata = {
 	GPIO51_nPIOW,
 	GPIO85_nPCE_1,
 	GPIO54_nPCE_2,
-	GPIO79_PSKTSEL,
 	GPIO55_nPREG,
 	GPIO56_nPWAIT,
 	GPIO57_nIOIS16,
+	GPIO104_PSKTSEL,
 
 	/* MMC */
 	GPIO32_MMC_CLK,
@@ -686,7 +687,6 @@ static void __init akita_init(void)
 	spitz_pcmcia_config.num_devs = 1;
 	platform_scoop_config = &spitz_pcmcia_config;
 
-	pxa_set_i2c_info(NULL);
 	i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
 
 	common_init();

diff --git a/trunk/arch/x86/Kconfig b/trunk/arch/x86/Kconfig
@@ -87,10 +87,6 @@ config GENERIC_IOMAP
 config GENERIC_BUG
 	def_bool y
 	depends on BUG
-	select GENERIC_BUG_RELATIVE_POINTERS if X86_64
-
-config GENERIC_BUG_RELATIVE_POINTERS
-	bool
 
 config GENERIC_HWEIGHT
 	def_bool y

diff --git a/trunk/arch/x86/configs/i386_defconfig b/trunk/arch/x86/configs/i386_defconfig
@@ -77,7 +77,7 @@ CONFIG_AUDIT=y
 CONFIG_AUDITSYSCALL=y
 CONFIG_AUDIT_TREE=y
 # CONFIG_IKCONFIG is not set
-CONFIG_LOG_BUF_SHIFT=17
+CONFIG_LOG_BUF_SHIFT=18
 CONFIG_CGROUPS=y
 # CONFIG_CGROUP_DEBUG is not set
 CONFIG_CGROUP_NS=y

diff --git a/trunk/arch/x86/configs/x86_64_defconfig b/trunk/arch/x86/configs/x86_64_defconfig
@@ -77,7 +77,7 @@ CONFIG_AUDIT=y
 CONFIG_AUDITSYSCALL=y
 CONFIG_AUDIT_TREE=y
 # CONFIG_IKCONFIG is not set
-CONFIG_LOG_BUF_SHIFT=17
+CONFIG_LOG_BUF_SHIFT=18
 CONFIG_CGROUPS=y
 # CONFIG_CGROUP_DEBUG is not set
 CONFIG_CGROUP_NS=y

diff --git a/trunk/arch/x86/include/asm/bug.h b/trunk/arch/x86/include/asm/bug.h
@@ -9,7 +9,7 @@
 #ifdef CONFIG_X86_32
 # define __BUG_C0	"2:\t.long 1b, %c0\n"
 #else
-# define __BUG_C0	"2:\t.long 1b - 2b, %c0 - 2b\n"
+# define __BUG_C0	"2:\t.quad 1b, %c0\n"
 #endif
 
 #define BUG()							\

diff --git a/trunk/arch/x86/kernel/Makefile b/trunk/arch/x86/kernel/Makefile
@@ -12,7 +12,6 @@ CFLAGS_REMOVE_tsc.o = -pg
 CFLAGS_REMOVE_rtc.o = -pg
 CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
 CFLAGS_REMOVE_ftrace.o = -pg
-CFLAGS_REMOVE_early_printk.o = -pg
 endif
 
 #

diff --git a/trunk/arch/x86/kernel/entry_32.S b/trunk/arch/x86/kernel/entry_32.S
@@ -1051,7 +1051,6 @@ ENTRY(kernel_thread_helper)
 	push %eax
 	CFI_ADJUST_CFA_OFFSET 4
 	call do_exit
-	ud2			# padding for call trace
 	CFI_ENDPROC
 ENDPROC(kernel_thread_helper)
 

diff --git a/trunk/arch/x86/kernel/entry_64.S b/trunk/arch/x86/kernel/entry_64.S
@@ -255,7 +255,6 @@ ENTRY(ret_from_fork)
 	call schedule_tail
 	GET_THREAD_INFO(%rcx)
 	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT),TI_flags(%rcx)
-	CFI_REMEMBER_STATE
 	jnz rff_trace
 rff_action:	
 	RESTORE_REST
@@ -265,7 +264,6 @@ rff_action:
 	jnz  int_ret_from_sys_call
 	RESTORE_TOP_OF_STACK %rdi,ARGOFFSET
 	jmp ret_from_sys_call
-	CFI_RESTORE_STATE
 rff_trace:
 	movq %rsp,%rdi
 	call syscall_trace_leave
@@ -1172,7 +1170,6 @@ child_rip:
 	# exit
 	mov %eax, %edi
 	call do_exit
-	ud2			# padding for call trace
 	CFI_ENDPROC
 ENDPROC(child_rip)
 

diff --git a/trunk/arch/x86/kernel/head.c b/trunk/arch/x86/kernel/head.c
@@ -35,6 +35,7 @@ void __init reserve_ebda_region(void)
 
 	/* start of EBDA area */
 	ebda_addr = get_bios_ebda();
+	printk(KERN_INFO "BIOS EBDA/lowmem at: %08x/%08x\n", ebda_addr, lowmem);
 
 	/* Fixup: bios puts an EBDA in the top 64K segment */
 	/* of conventional memory, but does not adjust lowmem. */

diff --git a/trunk/arch/x86/kernel/irq_64.c b/trunk/arch/x86/kernel/irq_64.c
@@ -18,6 +18,7 @@
 #include <asm/idle.h>
 #include <asm/smp.h>
 
+#ifdef CONFIG_DEBUG_STACKOVERFLOW
 /*
  * Probabilistic stack overflow check:
  *
@@ -27,18 +28,19 @@
  */
 static inline void stack_overflow_check(struct pt_regs *regs)
 {
-#ifdef CONFIG_DEBUG_STACKOVERFLOW
 	u64 curbase = (u64)task_stack_page(current);
-
-	WARN_ONCE(regs->sp >= curbase &&
-		  regs->sp <= curbase + THREAD_SIZE &&
-		  regs->sp <  curbase + sizeof(struct thread_info) +
-					sizeof(struct pt_regs) + 128,
-
-		  "do_IRQ: %s near stack overflow (cur:%Lx,sp:%lx)\n",
-			current->comm, curbase, regs->sp);
-#endif
+	static unsigned long warned = -60*HZ;
+
+	if (regs->sp >= curbase && regs->sp <= curbase + THREAD_SIZE &&
+	    regs->sp <  curbase + sizeof(struct thread_info) + 128 &&
+	    time_after(jiffies, warned + 60*HZ)) {
+		printk("do_IRQ: %s near stack overflow (cur:%Lx,sp:%lx)\n",
+		       current->comm, curbase, regs->sp);
+		show_stack(NULL,NULL);
+		warned = jiffies;
+	}
 }
+#endif
 
 /*
  * do_IRQ handles all normal device IRQ's (the special
@@ -58,7 +60,9 @@ asmlinkage unsigned int do_IRQ(struct pt_regs *regs)
 	irq_enter();
 	irq = __get_cpu_var(vector_irq)[vector];
 
+#ifdef CONFIG_DEBUG_STACKOVERFLOW
 	stack_overflow_check(regs);
+#endif
 
 	desc = irq_to_desc(irq);
 	if (likely(desc))

diff --git a/trunk/arch/x86/kernel/time_64.c b/trunk/arch/x86/kernel/time_64.c
@@ -80,8 +80,6 @@ unsigned long __init calibrate_cpu(void)
 			break;
 	no_ctr_free = (i == 4);
 	if (no_ctr_free) {
-		WARN(1, KERN_WARNING "Warning: AMD perfctrs busy ... "
-		     "cpu_khz value may be incorrect.\n");
 		i = 3;
 		rdmsrl(MSR_K7_EVNTSEL3, evntsel3);
 		wrmsrl(MSR_K7_EVNTSEL3, 0);

diff --git a/trunk/arch/x86/mm/init_32.c b/trunk/arch/x86/mm/init_32.c
@@ -1040,25 +1040,11 @@ void __init mem_init(void)
 		(unsigned long)&_text, (unsigned long)&_etext,
 		((unsigned long)&_etext - (unsigned long)&_text) >> 10);
 
-	/*
-	 * Check boundaries twice: Some fundamental inconsistencies can
-	 * be detected at build time already.
-	 */
-#define __FIXADDR_TOP (-PAGE_SIZE)
-#ifdef CONFIG_HIGHMEM
-	BUILD_BUG_ON(PKMAP_BASE + LAST_PKMAP*PAGE_SIZE	> FIXADDR_START);
-	BUILD_BUG_ON(VMALLOC_END			> PKMAP_BASE);
-#endif
-#define high_memory (-128UL << 20)
-	BUILD_BUG_ON(VMALLOC_START			>= VMALLOC_END);
-#undef high_memory
-#undef __FIXADDR_TOP
-
 #ifdef CONFIG_HIGHMEM
 	BUG_ON(PKMAP_BASE + LAST_PKMAP*PAGE_SIZE	> FIXADDR_START);
 	BUG_ON(VMALLOC_END				> PKMAP_BASE);
 #endif
-	BUG_ON(VMALLOC_START				>= VMALLOC_END);
+	BUG_ON(VMALLOC_START				> VMALLOC_END);
 	BUG_ON((unsigned long)high_memory		> VMALLOC_START);
 
 	if (boot_cpu_data.wp_works_ok < 0)

diff --git a/trunk/arch/x86/mm/ioremap.c b/trunk/arch/x86/mm/ioremap.c
@@ -223,8 +223,7 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
 	 * Check if the request spans more than any BAR in the iomem resource
 	 * tree.
 	 */
-	WARN_ONCE(iomem_map_sanity_check(phys_addr, size),
-		  KERN_INFO "Info: mapping multiple BARs. Your kernel is fine.");
+	WARN_ON(iomem_map_sanity_check(phys_addr, size));
 
 	/*
 	 * Don't allow anybody to remap normal RAM that we're using..

diff --git a/trunk/drivers/video/pxafb.c b/trunk/drivers/video/pxafb.c
@@ -804,6 +804,9 @@ static int pxafb_smart_thread(void *arg)
 
 static int pxafb_smart_init(struct pxafb_info *fbi)
 {
+	if (!(fbi->lccr0 | LCCR0_LCDT))
+		return 0;
+
 	fbi->smart_thread = kthread_run(pxafb_smart_thread, fbi,
 					"lcd_refresh");
 	if (IS_ERR(fbi->smart_thread)) {
@@ -1372,7 +1375,7 @@ static void pxafb_decode_mach_info(struct pxafb_info *fbi,
 	fbi->cmap_inverse	= inf->cmap_inverse;
 	fbi->cmap_static	= inf->cmap_static;
 
-	switch (lcd_conn & 0xf) {
+	switch (lcd_conn & LCD_TYPE_MASK) {
 	case LCD_TYPE_MONO_STN:
 		fbi->lccr0 = LCCR0_CMS;
 		break;

diff --git a/trunk/include/asm-generic/bug.h b/trunk/include/asm-generic/bug.h
@@ -8,17 +8,9 @@
 #ifdef CONFIG_GENERIC_BUG
 #ifndef __ASSEMBLY__
 struct bug_entry {
-#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
 	unsigned long	bug_addr;
-#else
-	signed int	bug_addr_disp;
-#endif
 #ifdef CONFIG_DEBUG_BUGVERBOSE
-#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
 	const char	*file;
-#else
-	signed int	file_disp;
-#endif
 	unsigned short	line;
 #endif
 	unsigned short	flags;

diff --git a/trunk/lib/bug.c b/trunk/lib/bug.c
@@ -5,8 +5,6 @@
 
   CONFIG_BUG - emit BUG traps.  Nothing happens without this.
   CONFIG_GENERIC_BUG - enable this code.
-  CONFIG_GENERIC_BUG_RELATIVE_POINTERS - use 32-bit pointers relative to
-	the containing struct bug_entry for bug_addr and file.
   CONFIG_DEBUG_BUGVERBOSE - emit full file+line information for each BUG
 
   CONFIG_BUG and CONFIG_DEBUG_BUGVERBOSE are potentially user-settable
@@ -45,15 +43,6 @@
 
 extern const struct bug_entry __start___bug_table[], __stop___bug_table[];
 
-static inline unsigned long bug_addr(const struct bug_entry *bug)
-{
-#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
-	return bug->bug_addr;
-#else
-	return (unsigned long)bug + bug->bug_addr_disp;
-#endif
-}
-
 #ifdef CONFIG_MODULES
 static LIST_HEAD(module_bug_list);
 
@@ -66,7 +55,7 @@ static const struct bug_entry *module_find_bug(unsigned long bugaddr)
 		unsigned i;
 
 		for (i = 0; i < mod->num_bugs; ++i, ++bug)
-			if (bugaddr == bug_addr(bug))
+			if (bugaddr == bug->bug_addr)
 				return bug;
 	}
 	return NULL;
@@ -119,7 +108,7 @@ const struct bug_entry *find_bug(unsigned long bugaddr)
 	const struct bug_entry *bug;
 
 	for (bug = __start___bug_table; bug < __stop___bug_table; ++bug)
-		if (bugaddr == bug_addr(bug))
+		if (bugaddr == bug->bug_addr)
 			return bug;
 
 	return module_find_bug(bugaddr);
@@ -144,11 +133,7 @@ enum bug_trap_type report_bug(unsigned long bugaddr, struct pt_regs *regs)
 
 	if (bug) {
 #ifdef CONFIG_DEBUG_BUGVERBOSE
-#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
 		file = bug->file;
-#else
-		file = (const char *)bug + bug->file_disp;
-#endif
 		line = bug->line;
 #endif
 		warning = (bug->flags & BUGFLAG_WARNING) != 0;