Pull linus into release branch

13 files changed, 49 insertions, 39 deletions

diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index a33583f3b0e..a606504678b 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -514,7 +514,7 @@ void __init htab_initialize(void)
 #undef KB
 #undef MB
 
-void __init htab_initialize_secondary(void)
+void htab_initialize_secondary(void)
 {
 	if (!platform_is_lpar())
 		mtspr(SPRN_SDR1, _SDR1);
diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c
index 37517d49c4a..29a9e3f4376 100644
--- a/arch/um/os-Linux/start_up.c
+++ b/arch/um/os-Linux/start_up.c
@@ -116,16 +116,16 @@ static int stop_ptraced_child(int pid, void *stack, int exitcode,
 	if(!WIFEXITED(status) || (WEXITSTATUS(status) != exitcode)) {
 		int exit_with = WEXITSTATUS(status);
 		if (exit_with == 2)
-			printk("check_ptrace : child exited with status 2. "
+			printf("check_ptrace : child exited with status 2. "
 			       "Serious trouble happening! Try updating your "
 			       "host skas patch!\nDisabling SYSEMU support.");
-		printk("check_ptrace : child exited with exitcode %d, while "
+		printf("check_ptrace : child exited with exitcode %d, while "
 		      "expecting %d; status 0x%x", exit_with,
 		      exitcode, status);
 		if (mustpanic)
 			panic("\n");
 		else
-			printk("\n");
+			printf("\n");
 		ret = -1;
 	}
 
@@ -183,7 +183,7 @@ static void __init check_sysemu(void)
 	void *stack;
  	int pid, n, status, count=0;
 
-	printk("Checking syscall emulation patch for ptrace...");
+	printf("Checking syscall emulation patch for ptrace...");
 	sysemu_supported = 0;
 	pid = start_ptraced_child(&stack);
 
@@ -207,10 +207,10 @@ static void __init check_sysemu(void)
 		goto fail_stopped;
 
 	sysemu_supported = 1;
-	printk("OK\n");
+	printf("OK\n");
 	set_using_sysemu(!force_sysemu_disabled);
 
-	printk("Checking advanced syscall emulation patch for ptrace...");
+	printf("Checking advanced syscall emulation patch for ptrace...");
 	pid = start_ptraced_child(&stack);
 
 	if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0,
@@ -246,7 +246,7 @@ static void __init check_sysemu(void)
 		goto fail_stopped;
 
 	sysemu_supported = 2;
-	printk("OK\n");
+	printf("OK\n");
 
 	if ( !force_sysemu_disabled )
 		set_using_sysemu(sysemu_supported);
@@ -255,7 +255,7 @@ static void __init check_sysemu(void)
 fail:
 	stop_ptraced_child(pid, stack, 1, 0);
 fail_stopped:
-	printk("missing\n");
+	printf("missing\n");
 }
 
 static void __init check_ptrace(void)
@@ -263,7 +263,7 @@ static void __init check_ptrace(void)
 	void *stack;
 	int pid, syscall, n, status;
 
-	printk("Checking that ptrace can change system call numbers...");
+	printf("Checking that ptrace can change system call numbers...");
 	pid = start_ptraced_child(&stack);
 
 	if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0, (void *)PTRACE_O_TRACESYSGOOD) < 0)
@@ -292,7 +292,7 @@ static void __init check_ptrace(void)
 		}
 	}
 	stop_ptraced_child(pid, stack, 0, 1);
-	printk("OK\n");
+	printf("OK\n");
 	check_sysemu();
 }
 
@@ -472,6 +472,8 @@ int can_do_skas(void)
 
 int have_devanon = 0;
 
+/* Runs on boot kernel stack - already safe to use printk. */
+
 void check_devanon(void)
 {
 	int fd;
diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c
index 56d3f870926..8da6ab31152 100644
--- a/arch/um/os-Linux/user_syms.c
+++ b/arch/um/os-Linux/user_syms.c
@@ -34,6 +34,11 @@ EXPORT_SYMBOL(strstr);
        int sym(void);                  \
        EXPORT_SYMBOL(sym);
 
+extern void readdir64(void) __attribute__((weak));
+EXPORT_SYMBOL(readdir64);
+extern void truncate64(void) __attribute__((weak));
+EXPORT_SYMBOL(truncate64);
+
 #ifdef SUBARCH_i386
 EXPORT_SYMBOL(vsyscall_ehdr);
 EXPORT_SYMBOL(vsyscall_end);
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 150059dbee1..f5fd5b0156d 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -1,6 +1,8 @@
-obj-y = bitops.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
-	ptrace_user.o semaphore.o signal.o sigcontext.o stub.o stub_segv.o \
-	syscalls.o sysrq.o sys_call_table.o
+obj-y := bitops.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
+	ptrace_user.o semaphore.o signal.o sigcontext.o syscalls.o sysrq.o \
+	sys_call_table.o
+
+obj-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
 
 obj-$(CONFIG_HIGHMEM) += highmem.o
 obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index 00b2025427d..a351091fbd9 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -6,8 +6,9 @@
 
 #XXX: why into lib-y?
 lib-y = bitops.o bugs.o csum-partial.o delay.o fault.o ldt.o mem.o memcpy.o \
-	ptrace.o ptrace_user.o sigcontext.o signal.o stub.o \
-	stub_segv.o syscalls.o syscall_table.o sysrq.o thunk.o
+	ptrace.o ptrace_user.o sigcontext.o signal.o syscalls.o \
+	syscall_table.o sysrq.o thunk.o
+lib-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
 
 obj-y := ksyms.o
 obj-$(CONFIG_MODULES) += module.o um_module.o
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 286f6a624c3..c016dfe8478 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -348,7 +348,7 @@ size_zones(unsigned long *z, unsigned long *h,
 	}
 
 	/* Compute holes */
-	w = 0;
+	w = start_pfn;
 	for (i = 0; i < MAX_NR_ZONES; i++) {
 		unsigned long s = w;
 		w += z[i];
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index b517ae51580..342302d4674 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -1312,8 +1312,6 @@ static void radeon_set_pcigart(drm_radeon_private_t * dev_priv, int on)
 static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
 {
 	drm_radeon_private_t *dev_priv = dev->dev_private;
-	unsigned int mem_size, aper_size;
-
 	DRM_DEBUG("\n");
 
 	dev_priv->is_pci = init->is_pci;
@@ -1523,13 +1521,8 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
 					  + dev_priv->fb_location) >> 10));
 
 	dev_priv->gart_size = init->gart_size;
-
-	mem_size = RADEON_READ(RADEON_CONFIG_MEMSIZE);
-	if (mem_size == 0)
-		mem_size = 0x800000;
-	aper_size = max(RADEON_READ(RADEON_CONFIG_APER_SIZE), mem_size);
-
-	dev_priv->gart_vm_start = dev_priv->fb_location + aper_size;
+	dev_priv->gart_vm_start = dev_priv->fb_location
+	    + RADEON_READ(RADEON_CONFIG_APER_SIZE);
 
 #if __OS_HAS_AGP
 	if (!dev_priv->is_pci)
diff --git a/drivers/char/vc_screen.c b/drivers/char/vc_screen.c
index f66c7ad6fd3..3c1dafaa344 100644
--- a/drivers/char/vc_screen.c
+++ b/drivers/char/vc_screen.c
@@ -419,7 +419,7 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
 			while (this_round > 1) {
 				unsigned short w;
 
-				w = get_unaligned(((const unsigned short *)con_buf0));
+				w = get_unaligned(((unsigned short *)con_buf0));
 				vcs_scr_writew(vc, w, org++);
 				con_buf0 += 2;
 				this_round -= 2;
diff --git a/drivers/media/video/saa7134/Kconfig b/drivers/media/video/saa7134/Kconfig
index c0f604a6fe4..8a5c3e71b37 100644
--- a/drivers/media/video/saa7134/Kconfig
+++ b/drivers/media/video/saa7134/Kconfig
@@ -14,7 +14,7 @@ config VIDEO_SAA7134
 
 config VIDEO_SAA7134_ALSA
 	tristate "Philips SAA7134 DMA audio support"
-	depends on VIDEO_SAA7134 && SOUND && SND && (!VIDEO_SAA7134_OSS || VIDEO_SAA7134_OSS = m)
+	depends on VIDEO_SAA7134 && SND
 	select SND_PCM_OSS
 	---help---
 	  This is a video4linux driver for direct (DMA) audio in
@@ -25,7 +25,7 @@ config VIDEO_SAA7134_ALSA
 
 config VIDEO_SAA7134_OSS
 	tristate "Philips SAA7134 DMA audio support (OSS, DEPRECATED)"
-	depends on VIDEO_SAA7134 && SOUND_PRIME && (!VIDEO_SAA7134_ALSA || VIDEO_SAA7134_ALSA = m)
+	depends on VIDEO_SAA7134 && SOUND_PRIME && !VIDEO_SAA7134_ALSA
 	---help---
 	  This is a video4linux driver for direct (DMA) audio in
 	  Philips SAA713x based TV cards using OSS
diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c
index d91fcf7c317..abcf19116d7 100644
--- a/drivers/mmc/mmc_block.c
+++ b/drivers/mmc/mmc_block.c
@@ -359,7 +359,12 @@ static struct mmc_blk_data *mmc_blk_alloc(struct mmc_card *card)
 		md->block_bits = card->csd.read_blkbits;
 
 		blk_queue_hardsect_size(md->queue.queue, 1 << md->block_bits);
-		set_capacity(md->disk, card->csd.capacity);
+
+		/*
+		 * The CSD capacity field is in units of read_blkbits.
+		 * set_capacity takes units of 512 bytes.
+		 */
+		set_capacity(md->disk, card->csd.capacity << (card->csd.read_blkbits - 9));
 	}
  out:
 	return md;
@@ -373,7 +378,7 @@ mmc_blk_set_blksize(struct mmc_blk_data *md, struct mmc_card *card)
 
 	mmc_card_claim_host(card);
 	cmd.opcode = MMC_SET_BLOCKLEN;
-	cmd.arg = 1 << card->csd.read_blkbits;
+	cmd.arg = 1 << md->block_bits;
 	cmd.flags = MMC_RSP_R1;
 	err = mmc_wait_for_cmd(card->host, &cmd, 5);
 	mmc_card_release_host(card);
@@ -412,10 +417,9 @@ static int mmc_blk_probe(struct mmc_card *card)
 	if (err)
 		goto out;
 
-	printk(KERN_INFO "%s: %s %s %dKiB %s\n",
+	printk(KERN_INFO "%s: %s %s %luKiB %s\n",
 		md->disk->disk_name, mmc_card_id(card), mmc_card_name(card),
-		(card->csd.capacity << card->csd.read_blkbits) / 1024,
-		mmc_blk_readonly(card)?"(ro)":"");
+		get_capacity(md->disk) >> 1, mmc_blk_readonly(card)?"(ro)":"");
 
 	mmc_set_drvdata(card, md);
 	add_disk(md->disk);
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 89d7bd3eaee..d84476ee659 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -160,7 +160,7 @@ pl011_rx_chars(struct uart_amba_port *uap)
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(&uap->port, ch, regs))
+		if (uart_handle_sysrq_char(&uap->port, ch & 255, regs))
 			goto ignore_char;
 
 		uart_insert_char(&uap->port, ch, UART011_DR_OE, ch, flag);
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index 1c3b472a3bc..0e2505c073d 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -2103,7 +2103,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	 * values.
 	 */
 	input_set_abs_params(inputdev, ABS_X, 0, 2999, 0, 0);
-	input_set_abs_params(inputdev, ABS_X, 0, 2249, 0, 0);
+	input_set_abs_params(inputdev, ABS_Y, 0, 2249, 0, 0);
 	input_set_abs_params(inputdev, ABS_PRESSURE, 0, 511, 0, 0);
 	input_set_abs_params(inputdev, ABS_TILT_X, AIPTEK_TILT_MIN, AIPTEK_TILT_MAX, 0, 0);
 	input_set_abs_params(inputdev, ABS_TILT_Y, AIPTEK_TILT_MIN, AIPTEK_TILT_MAX, 0, 0);
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 4684eb7d48c..b3ad0bd0312 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -501,11 +501,16 @@ int hostfs_commit_write(struct file *file, struct page *page, unsigned from,
 	long long start;
 	int err = 0;
 
-	start = (long long) (page->index << PAGE_CACHE_SHIFT) + from;
+	start = (((long long) page->index) << PAGE_CACHE_SHIFT) + from;
 	buffer = kmap(page);
 	err = write_file(FILE_HOSTFS_I(file)->fd, &start, buffer + from,
 			 to - from);
 	if(err > 0) err = 0;
+
+	/* Actually, if !err, write_file has added to-from to start, so, despite
+	 * the appearance, we are comparing i_size against the _last_ written
+	 * location, as we should. */
+
 	if(!err && (start > inode->i_size))
 		inode->i_size = start;
 
@@ -910,10 +915,8 @@ static struct inode_operations hostfs_dir_iops = {
 int hostfs_link_readpage(struct file *file, struct page *page)
 {
 	char *buffer, *name;
-	long long start;
 	int err;
 
-	start = page->index << PAGE_CACHE_SHIFT;
 	buffer = kmap(page);
 	name = inode_name(page->mapping->host, 0);
 	if(name == NULL) return(-ENOMEM);