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 a33583f3b0e7..a606504678bd 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 37517d49c4ae..29a9e3f43763 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 56d3f870926b..8da6ab31152a 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 150059dbee12..f5fd5b0156d0 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 00b2025427df..a351091fbd99 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 286f6a624c3a..c016dfe84784 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 b517ae515801..342302d46743 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 f66c7ad6fd38..3c1dafaa3441 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 c0f604a6fe42..8a5c3e71b37d 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 d91fcf7c3178..abcf19116d70 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 89d7bd3eaee3..d84476ee6592 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 1c3b472a3bca..0e2505c073db 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 4684eb7d48c6..b3ad0bd0312f 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);