]> bbs.cooldavid.org Git - net-next-2.6.git/commitdiff
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6
authorLinus Torvalds <torvalds@linux-foundation.org>
Mon, 4 Oct 2010 20:35:48 +0000 (13:35 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 4 Oct 2010 20:35:48 +0000 (13:35 -0700)
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6:
  regulator: max8649 - fix setting extclk_freq
  regulator: fix typo in current units
  regulator: fix device_register() error handling

26 files changed:
arch/powerpc/platforms/512x/clock.c
arch/powerpc/platforms/52xx/efika.c
arch/powerpc/platforms/52xx/mpc52xx_common.c
arch/um/drivers/net_kern.c
arch/x86/kernel/cpu/cpufreq/pcc-cpufreq.c
drivers/gpu/drm/i915/i915_dma.c
drivers/gpu/drm/i915/i915_gem.c
drivers/gpu/drm/i915/i915_gem_evict.c
drivers/gpu/drm/i915/intel_display.c
drivers/gpu/drm/i915/intel_dp.c
drivers/gpu/drm/i915/intel_drv.h
drivers/hwmon/f71882fg.c
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
drivers/net/wireless/iwlwifi/iwl3945-base.c
drivers/spi/spi.c
drivers/spi/spi_gpio.c
drivers/spi/spi_mpc8xxx.c
mm/ksm.c
mm/rmap.c
net/8021q/vlan_core.c
net/ipv4/Kconfig
net/ipv4/tcp_timer.c
net/mac80211/rx.c
net/phonet/pep.c
sound/core/control.c
sound/i2c/other/ak4xxx-adda.c

index 5b243bd3eb3b699ee6a0712340c9df51db2ed948..3dc2a8d262b8731aa4995b6c4b20621f06742fef 100644 (file)
@@ -57,7 +57,7 @@ static struct clk *mpc5121_clk_get(struct device *dev, const char *id)
        int id_match = 0;
 
        if (dev == NULL || id == NULL)
-               return NULL;
+               return clk;
 
        mutex_lock(&clocks_mutex);
        list_for_each_entry(p, &clocks, node) {
index 45c0cb9b67e6774958c621b6e3c8055d43e46163..18c10482019811fd4fa25cbf1b0972ef87d4d0c7 100644 (file)
@@ -99,7 +99,7 @@ static void __init efika_pcisetup(void)
        if (bus_range == NULL || len < 2 * sizeof(int)) {
                printk(KERN_WARNING EFIKA_PLATFORM_NAME
                       ": Can't get bus-range for %s\n", pcictrl->full_name);
-               return;
+               goto out_put;
        }
 
        if (bus_range[1] == bus_range[0])
@@ -111,12 +111,12 @@ static void __init efika_pcisetup(void)
        printk(" controlled by %s\n", pcictrl->full_name);
        printk("\n");
 
-       hose = pcibios_alloc_controller(of_node_get(pcictrl));
+       hose = pcibios_alloc_controller(pcictrl);
        if (!hose) {
                printk(KERN_WARNING EFIKA_PLATFORM_NAME
                       ": Can't allocate PCI controller structure for %s\n",
                       pcictrl->full_name);
-               return;
+               goto out_put;
        }
 
        hose->first_busno = bus_range[0];
@@ -124,6 +124,9 @@ static void __init efika_pcisetup(void)
        hose->ops = &rtas_pci_ops;
 
        pci_process_bridge_OF_ranges(hose, pcictrl, 0);
+       return;
+out_put:
+       of_node_put(pcictrl);
 }
 
 #else
index 6e905314ad5d66035daf38a514adbfaa2aa60dfa..41f3a7eda1def670c1c12864de488788fc27ff98 100644 (file)
@@ -325,12 +325,16 @@ int mpc5200_psc_ac97_gpio_reset(int psc_number)
        clrbits32(&simple_gpio->simple_dvo, sync | out);
        clrbits8(&wkup_gpio->wkup_dvo, reset);
 
-       /* wait at lease 1 us */
-       udelay(2);
+       /* wait for 1 us */
+       udelay(1);
 
        /* Deassert reset */
        setbits8(&wkup_gpio->wkup_dvo, reset);
 
+       /* wait at least 200ns */
+       /* 7 ~= (200ns * timebase) / ns2sec */
+       __delay(7);
+
        /* Restore pin-muxing */
        out_be32(&simple_gpio->port_config, mux);
 
index 2ab233ba32c1564f8323884017108b0d53978366..47d0c37897d5874d0bfb95d3d2b87441bd2df6a0 100644 (file)
@@ -255,18 +255,6 @@ static void uml_net_tx_timeout(struct net_device *dev)
        netif_wake_queue(dev);
 }
 
-static int uml_net_set_mac(struct net_device *dev, void *addr)
-{
-       struct uml_net_private *lp = netdev_priv(dev);
-       struct sockaddr *hwaddr = addr;
-
-       spin_lock_irq(&lp->lock);
-       eth_mac_addr(dev, hwaddr->sa_data);
-       spin_unlock_irq(&lp->lock);
-
-       return 0;
-}
-
 static int uml_net_change_mtu(struct net_device *dev, int new_mtu)
 {
        dev->mtu = new_mtu;
@@ -373,7 +361,7 @@ static const struct net_device_ops uml_netdev_ops = {
        .ndo_start_xmit         = uml_net_start_xmit,
        .ndo_set_multicast_list = uml_net_set_multicast_list,
        .ndo_tx_timeout         = uml_net_tx_timeout,
-       .ndo_set_mac_address    = uml_net_set_mac,
+       .ndo_set_mac_address    = eth_mac_addr,
        .ndo_change_mtu         = uml_net_change_mtu,
        .ndo_validate_addr      = eth_validate_addr,
 };
@@ -472,7 +460,8 @@ static void eth_configure(int n, void *init, char *mac,
            ((*transport->user->init)(&lp->user, dev) != 0))
                goto out_unregister;
 
-       eth_mac_addr(dev, device->mac);
+       /* don't use eth_mac_addr, it will not work here */
+       memcpy(dev->dev_addr, device->mac, ETH_ALEN);
        dev->mtu = transport->user->mtu;
        dev->netdev_ops = &uml_netdev_ops;
        dev->ethtool_ops = &uml_net_ethtool_ops;
index 994230d4dc4e545986a8c982629589905f0f224d..4f6f679f27990198640f9a1e139ea3a838b05eb8 100644 (file)
@@ -368,16 +368,22 @@ static int __init pcc_cpufreq_do_osc(acpi_handle *handle)
                return -ENODEV;
 
        out_obj = output.pointer;
-       if (out_obj->type != ACPI_TYPE_BUFFER)
-               return -ENODEV;
+       if (out_obj->type != ACPI_TYPE_BUFFER) {
+               ret = -ENODEV;
+               goto out_free;
+       }
 
        errors = *((u32 *)out_obj->buffer.pointer) & ~(1 << 0);
-       if (errors)
-               return -ENODEV;
+       if (errors) {
+               ret = -ENODEV;
+               goto out_free;
+       }
 
        supported = *((u32 *)(out_obj->buffer.pointer + 4));
-       if (!(supported & 0x1))
-               return -ENODEV;
+       if (!(supported & 0x1)) {
+               ret = -ENODEV;
+               goto out_free;
+       }
 
 out_free:
        kfree(output.pointer);
index 9d67b485303005771a090ea7a3c1e1c6f8b74e9e..c74e4e8006d4b28e02ae9fb44ee11f491e130775 100644 (file)
@@ -1787,9 +1787,9 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv)
                }
        }
 
-       div_u64(diff, diff1);
+       diff = div_u64(diff, diff1);
        ret = ((m * diff) + c);
-       div_u64(ret, 10);
+       ret = div_u64(ret, 10);
 
        dev_priv->last_count1 = total_count;
        dev_priv->last_time1 = now;
@@ -1858,7 +1858,7 @@ void i915_update_gfx_val(struct drm_i915_private *dev_priv)
 
        /* More magic constants... */
        diff = diff * 1181;
-       div_u64(diff, diffms * 10);
+       diff = div_u64(diff, diffms * 10);
        dev_priv->gfx_power = diff;
 }
 
index 2a0025f3e98e79201e16e25c3541dd99f6b03f7a..90b1d6753b9d493d3ed8d2c45153bf2047b54d8f 100644 (file)
@@ -469,14 +469,17 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
                return -ENOENT;
        obj_priv = to_intel_bo(obj);
 
-       /* Bounds check source.
-        *
-        * XXX: This could use review for overflow issues...
-        */
-       if (args->offset > obj->size || args->size > obj->size ||
-           args->offset + args->size > obj->size) {
-               drm_gem_object_unreference_unlocked(obj);
-               return -EINVAL;
+       /* Bounds check source.  */
+       if (args->offset > obj->size || args->size > obj->size - args->offset) {
+               ret = -EINVAL;
+               goto err;
+       }
+
+       if (!access_ok(VERIFY_WRITE,
+                      (char __user *)(uintptr_t)args->data_ptr,
+                      args->size)) {
+               ret = -EFAULT;
+               goto err;
        }
 
        if (i915_gem_object_needs_bit17_swizzle(obj)) {
@@ -488,8 +491,8 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
                                                        file_priv);
        }
 
+err:
        drm_gem_object_unreference_unlocked(obj);
-
        return ret;
 }
 
@@ -578,8 +581,6 @@ i915_gem_gtt_pwrite_fast(struct drm_device *dev, struct drm_gem_object *obj,
 
        user_data = (char __user *) (uintptr_t) args->data_ptr;
        remain = args->size;
-       if (!access_ok(VERIFY_READ, user_data, remain))
-               return -EFAULT;
 
 
        mutex_lock(&dev->struct_mutex);
@@ -932,14 +933,17 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
                return -ENOENT;
        obj_priv = to_intel_bo(obj);
 
-       /* Bounds check destination.
-        *
-        * XXX: This could use review for overflow issues...
-        */
-       if (args->offset > obj->size || args->size > obj->size ||
-           args->offset + args->size > obj->size) {
-               drm_gem_object_unreference_unlocked(obj);
-               return -EINVAL;
+       /* Bounds check destination. */
+       if (args->offset > obj->size || args->size > obj->size - args->offset) {
+               ret = -EINVAL;
+               goto err;
+       }
+
+       if (!access_ok(VERIFY_READ,
+                      (char __user *)(uintptr_t)args->data_ptr,
+                      args->size)) {
+               ret = -EFAULT;
+               goto err;
        }
 
        /* We can only do the GTT pwrite on untiled buffers, as otherwise
@@ -973,8 +977,8 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
                DRM_INFO("pwrite failed %d\n", ret);
 #endif
 
+err:
        drm_gem_object_unreference_unlocked(obj);
-
        return ret;
 }
 
@@ -3256,6 +3260,8 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
                                  (int) reloc->offset,
                                  reloc->read_domains,
                                  reloc->write_domain);
+                       drm_gem_object_unreference(target_obj);
+                       i915_gem_object_unpin(obj);
                        return -EINVAL;
                }
                if (reloc->write_domain & I915_GEM_DOMAIN_CPU ||
index e85246ef691ce339ab3ba331c30a6e846b7ead36..5c428fa3e0b34049e94786184b646a98ee87c06d 100644 (file)
@@ -93,7 +93,7 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
 {
        drm_i915_private_t *dev_priv = dev->dev_private;
        struct list_head eviction_list, unwind_list;
-       struct drm_i915_gem_object *obj_priv, *tmp_obj_priv;
+       struct drm_i915_gem_object *obj_priv;
        struct list_head *render_iter, *bsd_iter;
        int ret = 0;
 
@@ -175,39 +175,34 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
        return -ENOSPC;
 
 found:
+       /* drm_mm doesn't allow any other other operations while
+        * scanning, therefore store to be evicted objects on a
+        * temporary list. */
        INIT_LIST_HEAD(&eviction_list);
-       list_for_each_entry_safe(obj_priv, tmp_obj_priv,
-                                &unwind_list, evict_list) {
+       while (!list_empty(&unwind_list)) {
+               obj_priv = list_first_entry(&unwind_list,
+                                           struct drm_i915_gem_object,
+                                           evict_list);
                if (drm_mm_scan_remove_block(obj_priv->gtt_space)) {
-                       /* drm_mm doesn't allow any other other operations while
-                        * scanning, therefore store to be evicted objects on a
-                        * temporary list. */
                        list_move(&obj_priv->evict_list, &eviction_list);
-               } else
-                       drm_gem_object_unreference(&obj_priv->base);
+                       continue;
+               }
+               list_del(&obj_priv->evict_list);
+               drm_gem_object_unreference(&obj_priv->base);
        }
 
        /* Unbinding will emit any required flushes */
-       list_for_each_entry_safe(obj_priv, tmp_obj_priv,
-                                &eviction_list, evict_list) {
-#if WATCH_LRU
-               DRM_INFO("%s: evicting %p\n", __func__, &obj_priv->base);
-#endif
-               ret = i915_gem_object_unbind(&obj_priv->base);
-               if (ret)
-                       return ret;
-
+       while (!list_empty(&eviction_list)) {
+               obj_priv = list_first_entry(&eviction_list,
+                                           struct drm_i915_gem_object,
+                                           evict_list);
+               if (ret == 0)
+                       ret = i915_gem_object_unbind(&obj_priv->base);
+               list_del(&obj_priv->evict_list);
                drm_gem_object_unreference(&obj_priv->base);
        }
 
-       /* The just created free hole should be on the top of the free stack
-        * maintained by drm_mm, so this BUG_ON actually executes in O(1).
-        * Furthermore all accessed data has just recently been used, so it
-        * should be really fast, too. */
-       BUG_ON(!drm_mm_search_free(&dev_priv->mm.gtt_space, min_size,
-                                  alignment, 0));
-
-       return 0;
+       return ret;
 }
 
 int
index b5bf51a4502dc4f4e2ca4d2914673004c931c3b5..979228594599a28ac7737762679f1c97fd5981bf 100644 (file)
@@ -1013,8 +1013,8 @@ void intel_wait_for_vblank(struct drm_device *dev, int pipe)
                DRM_DEBUG_KMS("vblank wait timed out\n");
 }
 
-/**
- * intel_wait_for_vblank_off - wait for vblank after disabling a pipe
+/*
+ * intel_wait_for_pipe_off - wait for pipe to turn off
  * @dev: drm device
  * @pipe: pipe to wait for
  *
@@ -1022,25 +1022,39 @@ void intel_wait_for_vblank(struct drm_device *dev, int pipe)
  * spinning on the vblank interrupt status bit, since we won't actually
  * see an interrupt when the pipe is disabled.
  *
- * So this function waits for the display line value to settle (it
- * usually ends up stopping at the start of the next frame).
+ * On Gen4 and above:
+ *   wait for the pipe register state bit to turn off
+ *
+ * Otherwise:
+ *   wait for the display line value to settle (it usually
+ *   ends up stopping at the start of the next frame).
+ *  
  */
-void intel_wait_for_vblank_off(struct drm_device *dev, int pipe)
+static void intel_wait_for_pipe_off(struct drm_device *dev, int pipe)
 {
        struct drm_i915_private *dev_priv = dev->dev_private;
-       int pipedsl_reg = (pipe == 0 ? PIPEADSL : PIPEBDSL);
-       unsigned long timeout = jiffies + msecs_to_jiffies(100);
-       u32 last_line;
-
-       /* Wait for the display line to settle */
-       do {
-               last_line = I915_READ(pipedsl_reg) & DSL_LINEMASK;
-               mdelay(5);
-       } while (((I915_READ(pipedsl_reg) & DSL_LINEMASK) != last_line) &&
-                time_after(timeout, jiffies));
-
-       if (time_after(jiffies, timeout))
-               DRM_DEBUG_KMS("vblank wait timed out\n");
+
+       if (INTEL_INFO(dev)->gen >= 4) {
+               int pipeconf_reg = (pipe == 0 ? PIPEACONF : PIPEBCONF);
+
+               /* Wait for the Pipe State to go off */
+               if (wait_for((I915_READ(pipeconf_reg) & I965_PIPECONF_ACTIVE) == 0,
+                            100, 0))
+                       DRM_DEBUG_KMS("pipe_off wait timed out\n");
+       } else {
+               u32 last_line;
+               int pipedsl_reg = (pipe == 0 ? PIPEADSL : PIPEBDSL);
+               unsigned long timeout = jiffies + msecs_to_jiffies(100);
+
+               /* Wait for the display line to settle */
+               do {
+                       last_line = I915_READ(pipedsl_reg) & DSL_LINEMASK;
+                       mdelay(5);
+               } while (((I915_READ(pipedsl_reg) & DSL_LINEMASK) != last_line) &&
+                        time_after(timeout, jiffies));
+               if (time_after(jiffies, timeout))
+                       DRM_DEBUG_KMS("pipe_off wait timed out\n");
+       }
 }
 
 /* Parameters have changed, update FBC info */
@@ -2328,13 +2342,13 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
                        I915_READ(dspbase_reg);
                }
 
-               /* Wait for vblank for the disable to take effect */
-               intel_wait_for_vblank_off(dev, pipe);
-
                /* Don't disable pipe A or pipe A PLLs if needed */
                if (pipeconf_reg == PIPEACONF &&
-                   (dev_priv->quirks & QUIRK_PIPEA_FORCE))
+                   (dev_priv->quirks & QUIRK_PIPEA_FORCE)) {
+                       /* Wait for vblank for the disable to take effect */
+                       intel_wait_for_vblank(dev, pipe);
                        goto skip_pipe_off;
+               }
 
                /* Next, disable display pipes */
                temp = I915_READ(pipeconf_reg);
@@ -2343,8 +2357,8 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
                        I915_READ(pipeconf_reg);
                }
 
-               /* Wait for vblank for the disable to take effect. */
-               intel_wait_for_vblank_off(dev, pipe);
+               /* Wait for the pipe to turn off */
+               intel_wait_for_pipe_off(dev, pipe);
 
                temp = I915_READ(dpll_reg);
                if ((temp & DPLL_VCO_ENABLE) != 0) {
index 1a51ee07de3e72daf3a3c59ffdb15f70d5c95959..9ab8708ac6ba1370cea75680d6a660daa5f9b147 100644 (file)
@@ -1138,18 +1138,14 @@ static bool
 intel_dp_set_link_train(struct intel_dp *intel_dp,
                        uint32_t dp_reg_value,
                        uint8_t dp_train_pat,
-                       uint8_t train_set[4],
-                       bool first)
+                       uint8_t train_set[4])
 {
        struct drm_device *dev = intel_dp->base.enc.dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
-       struct intel_crtc *intel_crtc = to_intel_crtc(intel_dp->base.enc.crtc);
        int ret;
 
        I915_WRITE(intel_dp->output_reg, dp_reg_value);
        POSTING_READ(intel_dp->output_reg);
-       if (first)
-               intel_wait_for_vblank(dev, intel_crtc->pipe);
 
        intel_dp_aux_native_write_1(intel_dp,
                                    DP_TRAINING_PATTERN_SET,
@@ -1174,10 +1170,15 @@ intel_dp_link_train(struct intel_dp *intel_dp)
        uint8_t voltage;
        bool clock_recovery = false;
        bool channel_eq = false;
-       bool first = true;
        int tries;
        u32 reg;
        uint32_t DP = intel_dp->DP;
+       struct intel_crtc *intel_crtc = to_intel_crtc(intel_dp->base.enc.crtc);
+
+       /* Enable output, wait for it to become active */
+       I915_WRITE(intel_dp->output_reg, intel_dp->DP);
+       POSTING_READ(intel_dp->output_reg);
+       intel_wait_for_vblank(dev, intel_crtc->pipe);
 
        /* Write the link configuration data */
        intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET,
@@ -1210,9 +1211,8 @@ intel_dp_link_train(struct intel_dp *intel_dp)
                        reg = DP | DP_LINK_TRAIN_PAT_1;
 
                if (!intel_dp_set_link_train(intel_dp, reg,
-                                            DP_TRAINING_PATTERN_1, train_set, first))
+                                            DP_TRAINING_PATTERN_1, train_set))
                        break;
-               first = false;
                /* Set training pattern 1 */
 
                udelay(100);
@@ -1266,8 +1266,7 @@ intel_dp_link_train(struct intel_dp *intel_dp)
 
                /* channel eq pattern */
                if (!intel_dp_set_link_train(intel_dp, reg,
-                                            DP_TRAINING_PATTERN_2, train_set,
-                                            false))
+                                            DP_TRAINING_PATTERN_2, train_set))
                        break;
 
                udelay(400);
index ad312ca6b3e570125732168b3c2f670467264beb..8828b3ac6414eabff93134e34a41ae5c38d1cd34 100644 (file)
@@ -229,7 +229,6 @@ extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
                                                    struct drm_crtc *crtc);
 int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
                                struct drm_file *file_priv);
-extern void intel_wait_for_vblank_off(struct drm_device *dev, int pipe);
 extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
 extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
 extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
index 537841ef44b99d179318f7510dbf28dddedb0ed8..75afb3b0e0763c184a1b22cdc163ef32d10d2969 100644 (file)
@@ -111,7 +111,7 @@ static struct platform_device *f71882fg_pdev;
 /* Super-I/O Function prototypes */
 static inline int superio_inb(int base, int reg);
 static inline int superio_inw(int base, int reg);
-static inline void superio_enter(int base);
+static inline int superio_enter(int base);
 static inline void superio_select(int base, int ld);
 static inline void superio_exit(int base);
 
@@ -861,11 +861,20 @@ static int superio_inw(int base, int reg)
        return val;
 }
 
-static inline void superio_enter(int base)
+static inline int superio_enter(int base)
 {
+       /* Don't step on other drivers' I/O space by accident */
+       if (!request_muxed_region(base, 2, DRVNAME)) {
+               printk(KERN_ERR DRVNAME ": I/O address 0x%04x already in use\n",
+                               base);
+               return -EBUSY;
+       }
+
        /* according to the datasheet the key must be send twice! */
        outb(SIO_UNLOCK_KEY, base);
        outb(SIO_UNLOCK_KEY, base);
+
+       return 0;
 }
 
 static inline void superio_select(int base, int ld)
@@ -877,6 +886,7 @@ static inline void superio_select(int base, int ld)
 static inline void superio_exit(int base)
 {
        outb(SIO_LOCK_KEY, base);
+       release_region(base, 2);
 }
 
 static inline int fan_from_reg(u16 reg)
@@ -2175,21 +2185,15 @@ static int f71882fg_remove(struct platform_device *pdev)
 static int __init f71882fg_find(int sioaddr, unsigned short *address,
        struct f71882fg_sio_data *sio_data)
 {
-       int err = -ENODEV;
        u16 devid;
-
-       /* Don't step on other drivers' I/O space by accident */
-       if (!request_region(sioaddr, 2, DRVNAME)) {
-               printk(KERN_ERR DRVNAME ": I/O address 0x%04x already in use\n",
-                               (int)sioaddr);
-               return -EBUSY;
-       }
-
-       superio_enter(sioaddr);
+       int err = superio_enter(sioaddr);
+       if (err)
+               return err;
 
        devid = superio_inw(sioaddr, SIO_REG_MANID);
        if (devid != SIO_FINTEK_ID) {
                pr_debug(DRVNAME ": Not a Fintek device\n");
+               err = -ENODEV;
                goto exit;
        }
 
@@ -2213,6 +2217,7 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
        default:
                printk(KERN_INFO DRVNAME ": Unsupported Fintek device: %04x\n",
                       (unsigned int)devid);
+               err = -ENODEV;
                goto exit;
        }
 
@@ -2223,12 +2228,14 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
 
        if (!(superio_inb(sioaddr, SIO_REG_ENABLE) & 0x01)) {
                printk(KERN_WARNING DRVNAME ": Device not activated\n");
+               err = -ENODEV;
                goto exit;
        }
 
        *address = superio_inw(sioaddr, SIO_REG_ADDR);
        if (*address == 0) {
                printk(KERN_WARNING DRVNAME ": Base address not set\n");
+               err = -ENODEV;
                goto exit;
        }
        *address &= ~(REGION_LENGTH - 1);       /* Ignore 3 LSB */
@@ -2239,7 +2246,6 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
                (int)superio_inb(sioaddr, SIO_REG_DEVREV));
 exit:
        superio_exit(sioaddr);
-       release_region(sioaddr, 2);
        return err;
 }
 
index 9dd9e64c2b0b1a69f11a6d40a5e0e2cbc84d8b22..8fd00a6e512019075e966a038d2c5d09539ccf85 100644 (file)
@@ -1411,7 +1411,7 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
        clear_bit(STATUS_SCAN_HW, &priv->status);
        clear_bit(STATUS_SCANNING, &priv->status);
        /* inform mac80211 scan aborted */
-       queue_work(priv->workqueue, &priv->scan_completed);
+       queue_work(priv->workqueue, &priv->abort_scan);
 }
 
 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
index 59a308b02f95fdc077a84a7d12d71db7451b1816..d31661c1ce778259996b5428f9cff95b87f1a3db 100644 (file)
@@ -3018,7 +3018,7 @@ void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
        clear_bit(STATUS_SCANNING, &priv->status);
 
        /* inform mac80211 scan aborted */
-       queue_work(priv->workqueue, &priv->scan_completed);
+       queue_work(priv->workqueue, &priv->abort_scan);
 }
 
 static void iwl3945_bg_restart(struct work_struct *data)
index 0bcf4c1601a23a8225c2c4395c2309e191439f5d..b5a78a1f4421a0c19aa8735bd49f076fd8f91b46 100644 (file)
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/cache.h>
 #include <linux/mutex.h>
+#include <linux/of_device.h>
 #include <linux/slab.h>
 #include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
@@ -86,6 +87,10 @@ static int spi_match_device(struct device *dev, struct device_driver *drv)
        const struct spi_device *spi = to_spi_device(dev);
        const struct spi_driver *sdrv = to_spi_driver(drv);
 
+       /* Attempt an OF style match */
+       if (of_driver_match_device(dev, drv))
+               return 1;
+
        if (sdrv->id_table)
                return !!spi_match_id(sdrv->id_table, spi);
 
index e24a63498acb84f7e4f9f83710aca3fadefcc177..63e51b011d508c8922bb047cfb94572049323493 100644 (file)
@@ -350,7 +350,7 @@ static int __init spi_gpio_probe(struct platform_device *pdev)
        spi_gpio->bitbang.master = spi_master_get(master);
        spi_gpio->bitbang.chipselect = spi_gpio_chipselect;
 
-       if ((master_flags & (SPI_MASTER_NO_RX | SPI_MASTER_NO_RX)) == 0) {
+       if ((master_flags & (SPI_MASTER_NO_TX | SPI_MASTER_NO_RX)) == 0) {
                spi_gpio->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_txrx_word_mode0;
                spi_gpio->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_txrx_word_mode1;
                spi_gpio->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_word_mode2;
index d31b57f7baaf3c3bf970294afd13a1396cecf46c..1dd86b835cd86a800aa8db8257e4a37422a33b8a 100644 (file)
@@ -408,11 +408,17 @@ static void mpc8xxx_spi_cpm_bufs_start(struct mpc8xxx_spi *mspi)
 
        xfer_ofs = mspi->xfer_in_progress->len - mspi->count;
 
-       out_be32(&rx_bd->cbd_bufaddr, mspi->rx_dma + xfer_ofs);
+       if (mspi->rx_dma == mspi->dma_dummy_rx)
+               out_be32(&rx_bd->cbd_bufaddr, mspi->rx_dma);
+       else
+               out_be32(&rx_bd->cbd_bufaddr, mspi->rx_dma + xfer_ofs);
        out_be16(&rx_bd->cbd_datlen, 0);
        out_be16(&rx_bd->cbd_sc, BD_SC_EMPTY | BD_SC_INTRPT | BD_SC_WRAP);
 
-       out_be32(&tx_bd->cbd_bufaddr, mspi->tx_dma + xfer_ofs);
+       if (mspi->tx_dma == mspi->dma_dummy_tx)
+               out_be32(&tx_bd->cbd_bufaddr, mspi->tx_dma);
+       else
+               out_be32(&tx_bd->cbd_bufaddr, mspi->tx_dma + xfer_ofs);
        out_be16(&tx_bd->cbd_datlen, xfer_len);
        out_be16(&tx_bd->cbd_sc, BD_SC_READY | BD_SC_INTRPT | BD_SC_WRAP |
                                 BD_SC_LAST);
index b1873cf03ed986bcb062259da8f1c4093a97160b..65ab5c7067d994ad934c4f4bd5fd5809235a0756 100644 (file)
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -712,7 +712,7 @@ static int write_protect_page(struct vm_area_struct *vma, struct page *page,
        if (!ptep)
                goto out;
 
-       if (pte_write(*ptep)) {
+       if (pte_write(*ptep) || pte_dirty(*ptep)) {
                pte_t entry;
 
                swapped = PageSwapCache(page);
@@ -735,7 +735,9 @@ static int write_protect_page(struct vm_area_struct *vma, struct page *page,
                        set_pte_at(mm, addr, ptep, entry);
                        goto out_unlock;
                }
-               entry = pte_wrprotect(entry);
+               if (pte_dirty(entry))
+                       set_page_dirty(page);
+               entry = pte_mkclean(pte_wrprotect(entry));
                set_pte_at_notify(mm, addr, ptep, entry);
        }
        *orig_pte = *ptep;
index 9d2ba01bd4f91d3db707524cc9bafd5e81f623b4..92e6757f196ed4e3b3598c1f8b7214616a4cbe39 100644 (file)
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -381,7 +381,13 @@ vma_address(struct page *page, struct vm_area_struct *vma)
 unsigned long page_address_in_vma(struct page *page, struct vm_area_struct *vma)
 {
        if (PageAnon(page)) {
-               if (vma->anon_vma->root != page_anon_vma(page)->root)
+               struct anon_vma *page__anon_vma = page_anon_vma(page);
+               /*
+                * Note: swapoff's unuse_vma() is more efficient with this
+                * check, and needs it to match anon_vma when KSM is active.
+                */
+               if (!vma->anon_vma || !page__anon_vma ||
+                   vma->anon_vma->root != page__anon_vma->root)
                        return -EFAULT;
        } else if (page->mapping && !(vma->vm_flags & VM_NONLINEAR)) {
                if (!vma->vm_file ||
index 01ddb0472f86c511f49ff8a602a726dd60550ff0..0eb96f7e44befb0155e364749f38eb37af0c2354 100644 (file)
@@ -24,8 +24,11 @@ int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
 
        if (vlan_dev)
                skb->dev = vlan_dev;
-       else if (vlan_id)
-               goto drop;
+       else if (vlan_id) {
+               if (!(skb->dev->flags & IFF_PROMISC))
+                       goto drop;
+               skb->pkt_type = PACKET_OTHERHOST;
+       }
 
        return (polling ? netif_receive_skb(skb) : netif_rx(skb));
 
@@ -102,8 +105,11 @@ vlan_gro_common(struct napi_struct *napi, struct vlan_group *grp,
 
        if (vlan_dev)
                skb->dev = vlan_dev;
-       else if (vlan_id)
-               goto drop;
+       else if (vlan_id) {
+               if (!(skb->dev->flags & IFF_PROMISC))
+                       goto drop;
+               skb->pkt_type = PACKET_OTHERHOST;
+       }
 
        for (p = napi->gro_list; p; p = p->next) {
                NAPI_GRO_CB(p)->same_flow =
index 571f8950ed06f585f4dca482037d4b7985c256af..72380a30d1c89ba1f36f1b2034972f302e886c37 100644 (file)
@@ -217,6 +217,7 @@ config NET_IPIP
 
 config NET_IPGRE
        tristate "IP: GRE tunnels over IP"
+       depends on IPV6 || IPV6=n
        help
          Tunneling means encapsulating data of one protocol type within
          another protocol and sending it over a channel that understands the
index c35b469e851c298814d69583bd593ec1c580dde5..74c54b30600f618522e07581c43130eea031f2db 100644 (file)
@@ -135,13 +135,16 @@ static void tcp_mtu_probing(struct inet_connection_sock *icsk, struct sock *sk)
 
 /* This function calculates a "timeout" which is equivalent to the timeout of a
  * TCP connection after "boundary" unsuccessful, exponentially backed-off
- * retransmissions with an initial RTO of TCP_RTO_MIN.
+ * retransmissions with an initial RTO of TCP_RTO_MIN or TCP_TIMEOUT_INIT if
+ * syn_set flag is set.
  */
 static bool retransmits_timed_out(struct sock *sk,
-                                 unsigned int boundary)
+                                 unsigned int boundary,
+                                 bool syn_set)
 {
        unsigned int timeout, linear_backoff_thresh;
        unsigned int start_ts;
+       unsigned int rto_base = syn_set ? TCP_TIMEOUT_INIT : TCP_RTO_MIN;
 
        if (!inet_csk(sk)->icsk_retransmits)
                return false;
@@ -151,12 +154,12 @@ static bool retransmits_timed_out(struct sock *sk,
        else
                start_ts = tcp_sk(sk)->retrans_stamp;
 
-       linear_backoff_thresh = ilog2(TCP_RTO_MAX/TCP_RTO_MIN);
+       linear_backoff_thresh = ilog2(TCP_RTO_MAX/rto_base);
 
        if (boundary <= linear_backoff_thresh)
-               timeout = ((2 << boundary) - 1) * TCP_RTO_MIN;
+               timeout = ((2 << boundary) - 1) * rto_base;
        else
-               timeout = ((2 << linear_backoff_thresh) - 1) * TCP_RTO_MIN +
+               timeout = ((2 << linear_backoff_thresh) - 1) * rto_base +
                          (boundary - linear_backoff_thresh) * TCP_RTO_MAX;
 
        return (tcp_time_stamp - start_ts) >= timeout;
@@ -167,14 +170,15 @@ static int tcp_write_timeout(struct sock *sk)
 {
        struct inet_connection_sock *icsk = inet_csk(sk);
        int retry_until;
-       bool do_reset;
+       bool do_reset, syn_set = 0;
 
        if ((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV)) {
                if (icsk->icsk_retransmits)
                        dst_negative_advice(sk);
                retry_until = icsk->icsk_syn_retries ? : sysctl_tcp_syn_retries;
+               syn_set = 1;
        } else {
-               if (retransmits_timed_out(sk, sysctl_tcp_retries1)) {
+               if (retransmits_timed_out(sk, sysctl_tcp_retries1, 0)) {
                        /* Black hole detection */
                        tcp_mtu_probing(icsk, sk);
 
@@ -187,14 +191,14 @@ static int tcp_write_timeout(struct sock *sk)
 
                        retry_until = tcp_orphan_retries(sk, alive);
                        do_reset = alive ||
-                                  !retransmits_timed_out(sk, retry_until);
+                                  !retransmits_timed_out(sk, retry_until, 0);
 
                        if (tcp_out_of_resources(sk, do_reset))
                                return 1;
                }
        }
 
-       if (retransmits_timed_out(sk, retry_until)) {
+       if (retransmits_timed_out(sk, retry_until, syn_set)) {
                /* Has it gone just too far? */
                tcp_write_err(sk);
                return 1;
@@ -436,7 +440,7 @@ out_reset_timer:
                icsk->icsk_rto = min(icsk->icsk_rto << 1, TCP_RTO_MAX);
        }
        inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS, icsk->icsk_rto, TCP_RTO_MAX);
-       if (retransmits_timed_out(sk, sysctl_tcp_retries1 + 1))
+       if (retransmits_timed_out(sk, sysctl_tcp_retries1 + 1, 0))
                __sk_dst_reset(sk);
 
 out:;
index fa0f37e4afe4901226b0ccd668ae6a88c136eeb2..28624282c5f36ad5bed8f74c0e8bf7df42ee2d6c 100644 (file)
@@ -2199,9 +2199,6 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx,
        struct net_device *prev_dev = NULL;
        struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
 
-       if (status->flag & RX_FLAG_INTERNAL_CMTR)
-               goto out_free_skb;
-
        if (skb_headroom(skb) < sizeof(*rthdr) &&
            pskb_expand_head(skb, sizeof(*rthdr), 0, GFP_ATOMIC))
                goto out_free_skb;
@@ -2260,7 +2257,6 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx,
        } else
                goto out_free_skb;
 
-       status->flag |= RX_FLAG_INTERNAL_CMTR;
        return;
 
  out_free_skb:
index b2a3ae6cad78e28324e23b857dc0a5773f569786..15003021f4f0a8706e540150425b4f995dc582a6 100644 (file)
@@ -225,12 +225,13 @@ static void pipe_grant_credits(struct sock *sk)
 static int pipe_rcv_status(struct sock *sk, struct sk_buff *skb)
 {
        struct pep_sock *pn = pep_sk(sk);
-       struct pnpipehdr *hdr = pnp_hdr(skb);
+       struct pnpipehdr *hdr;
        int wake = 0;
 
        if (!pskb_may_pull(skb, sizeof(*hdr) + 4))
                return -EINVAL;
 
+       hdr = pnp_hdr(skb);
        if (hdr->data[0] != PN_PEP_TYPE_COMMON) {
                LIMIT_NETDEBUG(KERN_DEBUG"Phonet unknown PEP type: %u\n",
                                (unsigned)hdr->data[0]);
index 070aab4901914870a0af43faef27e82e761acc32..45a818002d990f664cffadd066488a21c76fedd7 100644 (file)
@@ -31,6 +31,7 @@
 
 /* max number of user-defined controls */
 #define MAX_USER_CONTROLS      32
+#define MAX_CONTROL_COUNT      1028
 
 struct snd_kctl_ioctl {
        struct list_head list;          /* list of all ioctls */
@@ -195,6 +196,10 @@ static struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control,
        
        if (snd_BUG_ON(!control || !control->count))
                return NULL;
+
+       if (control->count > MAX_CONTROL_COUNT)
+               return NULL;
+
        kctl = kzalloc(sizeof(*kctl) + sizeof(struct snd_kcontrol_volatile) * control->count, GFP_KERNEL);
        if (kctl == NULL) {
                snd_printk(KERN_ERR "Cannot allocate control instance\n");
index 1adb8a3c2b62db229f9ba0b580d930d288e74c14..42d7844ecd0bfa66ddf3db96527ccc18c79f7485 100644 (file)
@@ -900,7 +900,7 @@ static int proc_init(struct snd_akm4xxx *ak)
        return 0;
 }
 #else /* !CONFIG_PROC_FS */
-static int proc_init(struct snd_akm4xxx *ak) {}
+static int proc_init(struct snd_akm4xxx *ak) { return 0; }
 #endif
 
 int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)