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-rw-r--r--drivers/block/rbd.c1
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_drm.c14
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.c17
-rw-r--r--drivers/gpu/drm/udl/udl_gem.c11
-rw-r--r--drivers/i2c/busses/i2c-cpm.c2
-rw-r--r--drivers/input/evdev.c4
-rw-r--r--drivers/input/keyboard/adp5588-keys.c12
-rw-r--r--drivers/input/misc/da9052_onkey.c29
-rw-r--r--drivers/input/mouse/cypress_ps2.c1
-rw-r--r--drivers/input/mouse/synaptics.c55
-rw-r--r--drivers/input/mousedev.c73
-rw-r--r--drivers/net/ethernet/broadcom/tg3.c5
-rw-r--r--drivers/net/ethernet/marvell/mvneta.c60
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c6
-rw-r--r--drivers/net/ethernet/qlogic/qlge/qlge_main.c4
-rw-r--r--drivers/net/ifb.c3
-rw-r--r--drivers/net/usb/usbnet.c33
-rw-r--r--drivers/net/veth.c5
-rw-r--r--drivers/net/virtio_net.c6
-rw-r--r--drivers/spi/Kconfig2
-rw-r--r--drivers/spi/spi-fsl-espi.c3
-rw-r--r--drivers/spi/spi-fsl-spi.c3
-rw-r--r--drivers/spi/spi-mpc512x-psc.c3
-rw-r--r--drivers/spi/spi-mpc52xx-psc.c3
-rw-r--r--drivers/spi/spi-mpc52xx.c6
-rw-r--r--drivers/spi/spi-omap2-mcspi.c26
-rw-r--r--drivers/spi/spi-sh.c6
-rw-r--r--drivers/spi/spi-txx9.c3
-rw-r--r--drivers/vhost/net.c20
-rw-r--r--drivers/xen/balloon.c24
31 files changed, 283 insertions, 159 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index b365e0dfccb6..34898d53395b 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2109,7 +2109,6 @@ static void rbd_img_obj_callback(struct rbd_obj_request *obj_request)
rbd_assert(img_request->obj_request_count > 0);
rbd_assert(which != BAD_WHICH);
rbd_assert(which < img_request->obj_request_count);
- rbd_assert(which >= img_request->next_completion);
spin_lock_irq(&img_request->completion_lock);
if (which != img_request->next_completion)
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 40a2b36b276b..d278be110805 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -842,7 +842,7 @@ void i915_gem_suspend_gtt_mappings(struct drm_device *dev)
dev_priv->gtt.base.clear_range(&dev_priv->gtt.base,
dev_priv->gtt.base.start / PAGE_SIZE,
dev_priv->gtt.base.total / PAGE_SIZE,
- false);
+ true);
}
void i915_gem_restore_gtt_mappings(struct drm_device *dev)
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 89c484d8ac26..4ee702ac8907 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -866,13 +866,16 @@ static int nouveau_pmops_runtime_suspend(struct device *dev)
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int ret;
- if (nouveau_runtime_pm == 0)
- return -EINVAL;
+ if (nouveau_runtime_pm == 0) {
+ pm_runtime_forbid(dev);
+ return -EBUSY;
+ }
/* are we optimus enabled? */
if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) {
DRM_DEBUG_DRIVER("failing to power off - not optimus\n");
- return -EINVAL;
+ pm_runtime_forbid(dev);
+ return -EBUSY;
}
nv_debug_level(SILENT);
@@ -923,12 +926,15 @@ static int nouveau_pmops_runtime_idle(struct device *dev)
struct nouveau_drm *drm = nouveau_drm(drm_dev);
struct drm_crtc *crtc;
- if (nouveau_runtime_pm == 0)
+ if (nouveau_runtime_pm == 0) {
+ pm_runtime_forbid(dev);
return -EBUSY;
+ }
/* are we optimus enabled? */
if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_is_v1_dsm()) {
DRM_DEBUG_DRIVER("failing to power off - not optimus\n");
+ pm_runtime_forbid(dev);
return -EBUSY;
}
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 84a1bbb75f91..f633c2782170 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -403,11 +403,15 @@ static int radeon_pmops_runtime_suspend(struct device *dev)
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int ret;
- if (radeon_runtime_pm == 0)
- return -EINVAL;
+ if (radeon_runtime_pm == 0) {
+ pm_runtime_forbid(dev);
+ return -EBUSY;
+ }
- if (radeon_runtime_pm == -1 && !radeon_is_px())
- return -EINVAL;
+ if (radeon_runtime_pm == -1 && !radeon_is_px()) {
+ pm_runtime_forbid(dev);
+ return -EBUSY;
+ }
drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
drm_kms_helper_poll_disable(drm_dev);
@@ -456,12 +460,15 @@ static int radeon_pmops_runtime_idle(struct device *dev)
struct drm_device *drm_dev = pci_get_drvdata(pdev);
struct drm_crtc *crtc;
- if (radeon_runtime_pm == 0)
+ if (radeon_runtime_pm == 0) {
+ pm_runtime_forbid(dev);
return -EBUSY;
+ }
/* are we PX enabled? */
if (radeon_runtime_pm == -1 && !radeon_is_px()) {
DRM_DEBUG_DRIVER("failing to power off - not px\n");
+ pm_runtime_forbid(dev);
return -EBUSY;
}
diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c
index 8d67b943ac05..0394811251bd 100644
--- a/drivers/gpu/drm/udl/udl_gem.c
+++ b/drivers/gpu/drm/udl/udl_gem.c
@@ -177,8 +177,10 @@ void udl_gem_free_object(struct drm_gem_object *gem_obj)
if (obj->vmapping)
udl_gem_vunmap(obj);
- if (gem_obj->import_attach)
+ if (gem_obj->import_attach) {
drm_prime_gem_destroy(gem_obj, obj->sg);
+ put_device(gem_obj->dev->dev);
+ }
if (obj->pages)
udl_gem_put_pages(obj);
@@ -256,9 +258,12 @@ struct drm_gem_object *udl_gem_prime_import(struct drm_device *dev,
int ret;
/* need to attach */
+ get_device(dev->dev);
attach = dma_buf_attach(dma_buf, dev->dev);
- if (IS_ERR(attach))
+ if (IS_ERR(attach)) {
+ put_device(dev->dev);
return ERR_CAST(attach);
+ }
get_dma_buf(dma_buf);
@@ -282,6 +287,6 @@ fail_unmap:
fail_detach:
dma_buf_detach(dma_buf, attach);
dma_buf_put(dma_buf);
-
+ put_device(dev->dev);
return ERR_PTR(ret);
}
diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c
index be7f0a20d634..f3b89a4698b6 100644
--- a/drivers/i2c/busses/i2c-cpm.c
+++ b/drivers/i2c/busses/i2c-cpm.c
@@ -39,7 +39,9 @@
#include <linux/i2c.h>
#include <linux/io.h>
#include <linux/dma-mapping.h>
+#include <linux/of_address.h>
#include <linux/of_device.h>
+#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
#include <asm/cpm.h>
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index a06e12552886..ce953d895f5b 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -954,11 +954,13 @@ static long evdev_do_ioctl(struct file *file, unsigned int cmd,
return -EFAULT;
error = input_ff_upload(dev, &effect, file);
+ if (error)
+ return error;
if (put_user(effect.id, &(((struct ff_effect __user *)p)->id)))
return -EFAULT;
- return error;
+ return 0;
}
/* Multi-number variable-length handlers */
diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c
index bb3b57bea8ba..5ef7fcf0e250 100644
--- a/drivers/input/keyboard/adp5588-keys.c
+++ b/drivers/input/keyboard/adp5588-keys.c
@@ -76,8 +76,18 @@ static int adp5588_gpio_get_value(struct gpio_chip *chip, unsigned off)
struct adp5588_kpad *kpad = container_of(chip, struct adp5588_kpad, gc);
unsigned int bank = ADP5588_BANK(kpad->gpiomap[off]);
unsigned int bit = ADP5588_BIT(kpad->gpiomap[off]);
+ int val;
- return !!(adp5588_read(kpad->client, GPIO_DAT_STAT1 + bank) & bit);
+ mutex_lock(&kpad->gpio_lock);
+
+ if (kpad->dir[bank] & bit)
+ val = kpad->dat_out[bank];
+ else
+ val = adp5588_read(kpad->client, GPIO_DAT_STAT1 + bank);
+
+ mutex_unlock(&kpad->gpio_lock);
+
+ return !!(val & bit);
}
static void adp5588_gpio_set_value(struct gpio_chip *chip,
diff --git a/drivers/input/misc/da9052_onkey.c b/drivers/input/misc/da9052_onkey.c
index 1f695f229ea8..184c8f21ab59 100644
--- a/drivers/input/misc/da9052_onkey.c
+++ b/drivers/input/misc/da9052_onkey.c
@@ -27,29 +27,32 @@ struct da9052_onkey {
static void da9052_onkey_query(struct da9052_onkey *onkey)
{
- int key_stat;
+ int ret;
- key_stat = da9052_reg_read(onkey->da9052, DA9052_EVENT_B_REG);
- if (key_stat < 0) {
+ ret = da9052_reg_read(onkey->da9052, DA9052_STATUS_A_REG);
+ if (ret < 0) {
dev_err(onkey->da9052->dev,
- "Failed to read onkey event %d\n", key_stat);
+ "Failed to read onkey event err=%d\n", ret);
} else {
/*
* Since interrupt for deassertion of ONKEY pin is not
* generated, onkey event state determines the onkey
* button state.
*/
- key_stat &= DA9052_EVENTB_ENONKEY;
- input_report_key(onkey->input, KEY_POWER, key_stat);
+ bool pressed = !(ret & DA9052_STATUSA_NONKEY);
+
+ input_report_key(onkey->input, KEY_POWER, pressed);
input_sync(onkey->input);
- }
- /*
- * Interrupt is generated only when the ONKEY pin is asserted.
- * Hence the deassertion of the pin is simulated through work queue.
- */
- if (key_stat)
- schedule_delayed_work(&onkey->work, msecs_to_jiffies(50));
+ /*
+ * Interrupt is generated only when the ONKEY pin
+ * is asserted. Hence the deassertion of the pin
+ * is simulated through work queue.
+ */
+ if (pressed)
+ schedule_delayed_work(&onkey->work,
+ msecs_to_jiffies(50));
+ }
}
static void da9052_onkey_work(struct work_struct *work)
diff --git a/drivers/input/mouse/cypress_ps2.c b/drivers/input/mouse/cypress_ps2.c
index 87095e2f5153..8af34ffe208b 100644
--- a/drivers/input/mouse/cypress_ps2.c
+++ b/drivers/input/mouse/cypress_ps2.c
@@ -409,7 +409,6 @@ static int cypress_set_input_params(struct input_dev *input,
__clear_bit(REL_X, input->relbit);
__clear_bit(REL_Y, input->relbit);
- __set_bit(INPUT_PROP_BUTTONPAD, input->propbit);
__set_bit(EV_KEY, input->evbit);
__set_bit(BTN_LEFT, input->keybit);
__set_bit(BTN_RIGHT, input->keybit);
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 26386f9d2569..d8d49d10f9bb 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -265,11 +265,22 @@ static int synaptics_identify(struct psmouse *psmouse)
* Read touchpad resolution and maximum reported coordinates
* Resolution is left zero if touchpad does not support the query
*/
+
+static const int *quirk_min_max;
+
static int synaptics_resolution(struct psmouse *psmouse)
{
struct synaptics_data *priv = psmouse->private;
unsigned char resp[3];
+ if (quirk_min_max) {
+ priv->x_min = quirk_min_max[0];
+ priv->x_max = quirk_min_max[1];
+ priv->y_min = quirk_min_max[2];
+ priv->y_max = quirk_min_max[3];
+ return 0;
+ }
+
if (SYN_ID_MAJOR(priv->identity) < 4)
return 0;
@@ -1485,10 +1496,54 @@ static const struct dmi_system_id olpc_dmi_table[] __initconst = {
{ }
};
+static const struct dmi_system_id min_max_dmi_table[] __initconst = {
+#if defined(CONFIG_DMI)
+ {
+ /* Lenovo ThinkPad Helix */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad Helix"),
+ },
+ .driver_data = (int []){1024, 5052, 2258, 4832},
+ },
+ {
+ /* Lenovo ThinkPad X240 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X240"),
+ },
+ .driver_data = (int []){1232, 5710, 1156, 4696},
+ },
+ {
+ /* Lenovo ThinkPad T440s */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T440"),
+ },
+ .driver_data = (int []){1024, 5112, 2024, 4832},
+ },
+ {
+ /* Lenovo ThinkPad T540p */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T540"),
+ },
+ .driver_data = (int []){1024, 5056, 2058, 4832},
+ },
+#endif
+ { }
+};
+
void __init synaptics_module_init(void)
{
+ const struct dmi_system_id *min_max_dmi;
+
impaired_toshiba_kbc = dmi_check_system(toshiba_dmi_table);
broken_olpc_ec = dmi_check_system(olpc_dmi_table);
+
+ min_max_dmi = dmi_first_match(min_max_dmi_table);
+ if (min_max_dmi)
+ quirk_min_max = min_max_dmi->driver_data;
}
static int __synaptics_init(struct psmouse *psmouse, bool absolute_mode)
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 4c842c320c2e..b604564dec5c 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -67,7 +67,6 @@ struct mousedev {
struct device dev;
struct cdev cdev;
bool exist;
- bool is_mixdev;
struct list_head mixdev_node;
bool opened_by_mixdev;
@@ -77,6 +76,9 @@ struct mousedev {
int old_x[4], old_y[4];
int frac_dx, frac_dy;
unsigned long touch;
+
+ int (*open_device)(struct mousedev *mousedev);
+ void (*close_device)(struct mousedev *mousedev);
};
enum mousedev_emul {
@@ -116,9 +118,6 @@ static unsigned char mousedev_imex_seq[] = { 0xf3, 200, 0xf3, 200, 0xf3, 80 };
static struct mousedev *mousedev_mix;
static LIST_HEAD(mousedev_mix_list);
-static void mixdev_open_devices(void);
-static void mixdev_close_devices(void);
-
#define fx(i) (mousedev->old_x[(mousedev->pkt_count - (i)) & 03])
#define fy(i) (mousedev->old_y[(mousedev->pkt_count - (i)) & 03])
@@ -428,9 +427,7 @@ static int mousedev_open_device(struct mousedev *mousedev)
if (retval)
return retval;
- if (mousedev->is_mixdev)
- mixdev_open_devices();
- else if (!mousedev->exist)
+ if (!mousedev->exist)
retval = -ENODEV;
else if (!mousedev->open++) {
retval = input_open_device(&mousedev->handle);
@@ -446,9 +443,7 @@ static void mousedev_close_device(struct mousedev *mousedev)
{
mutex_lock(&mousedev->mutex);
- if (mousedev->is_mixdev)
- mixdev_close_devices();
- else if (mousedev->exist && !--mousedev->open)
+ if (mousedev->exist && !--mousedev->open)
input_close_device(&mousedev->handle);
mutex_unlock(&mousedev->mutex);
@@ -459,21 +454,29 @@ static void mousedev_close_device(struct mousedev *mousedev)
* stream. Note that this function is called with mousedev_mix->mutex
* held.
*/
-static void mixdev_open_devices(void)
+static int mixdev_open_devices(struct mousedev *mixdev)
{
- struct mousedev *mousedev;
+ int error;
+
+ error = mutex_lock_interruptible(&mixdev->mutex);
+ if (error)
+ return error;
- if (mousedev_mix->open++)
- return;
+ if (!mixdev->open++) {
+ struct mousedev *mousedev;
- list_for_each_entry(mousedev, &mousedev_mix_list, mixdev_node) {
- if (!mousedev->opened_by_mixdev) {
- if (mousedev_open_device(mousedev))
- continue;
+ list_for_each_entry(mousedev, &mousedev_mix_list, mixdev_node) {
+ if (!mousedev->opened_by_mixdev) {
+ if (mousedev_open_device(mousedev))
+ continue;
- mousedev->opened_by_mixdev = true;
+ mousedev->opened_by_mixdev = true;
+ }
}
}
+
+ mutex_unlock(&mixdev->mutex);
+ return 0;
}
/*
@@ -481,19 +484,22 @@ static void mixdev_open_devices(void)
* device. Note that this function is called with mousedev_mix->mutex
* held.
*/
-static void mixdev_close_devices(void)
+static void mixdev_close_devices(struct mousedev *mixdev)
{
- struct mousedev *mousedev;
+ mutex_lock(&mixdev->mutex);
- if (--mousedev_mix->open)
- return;
+ if (!--mixdev->open) {
+ struct mousedev *mousedev;
- list_for_each_entry(mousedev, &mousedev_mix_list, mixdev_node) {
- if (mousedev->opened_by_mixdev) {
- mousedev->opened_by_mixdev = false;
- mousedev_close_device(mousedev);
+ list_for_each_entry(mousedev, &mousedev_mix_list, mixdev_node) {
+ if (mousedev->opened_by_mixdev) {
+ mousedev->opened_by_mixdev = false;
+ mousedev_close_device(mousedev);
+ }
}
}
+
+ mutex_unlock(&mixdev->mutex);
}
@@ -522,7 +528,7 @@ static int mousedev_release(struct inode *inode, struct file *file)
mousedev_detach_client(mousedev, client);
kfree(client);
- mousedev_close_device(mousedev);
+ mousedev->close_device(mousedev);
return 0;
}
@@ -550,7 +556,7 @@ static int mousedev_open(struct inode *inode, struct file *file)
client->mousedev = mousedev;
mousedev_attach_client(mousedev, client);
- error = mousedev_open_device(mousedev);
+ error = mousedev->open_device(mousedev);
if (error)
goto err_free_client;
@@ -861,16 +867,21 @@ static struct mousedev *mousedev_create(struct input_dev *dev,
if (mixdev) {
dev_set_name(&mousedev->dev, "mice");
+
+ mousedev->open_device = mixdev_open_devices;
+ mousedev->close_device = mixdev_close_devices;
} else {
int dev_no = minor;
/* Normalize device number if it falls into legacy range */
if (dev_no < MOUSEDEV_MINOR_BASE + MOUSEDEV_MINORS)
dev_no -= MOUSEDEV_MINOR_BASE;
dev_set_name(&mousedev->dev, "mouse%d", dev_no);
+
+ mousedev->open_device = mousedev_open_device;
+ mousedev->close_device = mousedev_close_device;
}
mousedev->exist = true;
- mousedev->is_mixdev = mixdev;
mousedev->handle.dev = input_get_device(dev);
mousedev->handle.name = dev_name(&mousedev->dev);
mousedev->handle.handler = handler;
@@ -919,7 +930,7 @@ static void mousedev_destroy(struct mousedev *mousedev)
device_del(&mousedev->dev);
mousedev_cleanup(mousedev);
input_free_minor(MINOR(mousedev->dev.devt));
- if (!mousedev->is_mixdev)
+ if (mousedev != mousedev_mix)
input_unregister_handle(&mousedev->handle);
put_device(&mousedev->dev);
}
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 3b6d0ba86c71..70a225c8df5c 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -17649,8 +17649,6 @@ static int tg3_init_one(struct pci_dev *pdev,
tg3_init_bufmgr_config(tp);
- features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX;
-
/* 5700 B0 chips do not support checksumming correctly due
* to hardware bugs.
*/
@@ -17682,7 +17680,8 @@ static int tg3_init_one(struct pci_dev *pdev,
features |= NETIF_F_TSO_ECN;
}
- dev->features |= features;
+ dev->features |= features | NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_CTAG_RX;
dev->vlan_features |= features;
/*
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index f418f4f20f94..8d76fca7fde7 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -22,6 +22,7 @@
#include <linux/interrupt.h>
#include <net/ip.h>
#include <net/ipv6.h>
+#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/of_mdio.h>
@@ -88,8 +89,9 @@
#define MVNETA_TX_IN_PRGRS BIT(1)
#define MVNETA_TX_FIFO_EMPTY BIT(8)
#define MVNETA_RX_MIN_FRAME_SIZE 0x247c
-#define MVNETA_SGMII_SERDES_CFG 0x24A0
+#define MVNETA_SERDES_CFG 0x24A0
#define MVNETA_SGMII_SERDES_PROTO 0x0cc7
+#define MVNETA_RGMII_SERDES_PROTO 0x0667
#define MVNETA_TYPE_PRIO 0x24bc
#define MVNETA_FORCE_UNI BIT(21)
#define MVNETA_TXQ_CMD_1 0x24e4
@@ -161,7 +163,7 @@
#define MVNETA_GMAC_MAX_RX_SIZE_MASK 0x7ffc
#define MVNETA_GMAC0_PORT_ENABLE BIT(0)
#define MVNETA_GMAC_CTRL_2 0x2c08
-#define MVNETA_GMAC2_PSC_ENABLE BIT(3)
+#define MVNETA_GMAC2_PCS_ENABLE BIT(3)
#define MVNETA_GMAC2_PORT_RGMII BIT(4)
#define MVNETA_GMAC2_PORT_RESET BIT(6)
#define MVNETA_GMAC_STATUS 0x2c10
@@ -710,35 +712,6 @@ static void mvneta_rxq_bm_disable(struct mvneta_port *pp,
mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val);
}
-
-
-/* Sets the RGMII Enable bit (RGMIIEn) in port MAC control register */
-static void mvneta_gmac_rgmii_set(struct mvneta_port *pp, int enable)
-{
- u32 val;
-
- val = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
-
- if (enable)
- val |= MVNETA_GMAC2_PORT_RGMII;
- else
- val &= ~MVNETA_GMAC2_PORT_RGMII;
-
- mvreg_write(pp, MVNETA_GMAC_CTRL_2, val);
-}
-
-/* Config SGMII port */
-static void mvneta_port_sgmii_config(struct mvneta_port *pp)
-{
- u32 val;
-
- val = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
- val |= MVNETA_GMAC2_PSC_ENABLE;
- mvreg_write(pp, MVNETA_GMAC_CTRL_2, val);
-
- mvreg_write(pp, MVNETA_SGMII_SERDES_CFG, MVNETA_SGMII_SERDES_PROTO);
-}
-
/* Start the Ethernet port RX and TX activity */
static void mvneta_port_up(struct mvneta_port *pp)
{
@@ -2756,12 +2729,15 @@ static void mvneta_port_power_up(struct mvneta_port *pp, int phy_mode)
mvreg_write(pp, MVNETA_UNIT_INTR_CAUSE, 0);
if (phy_mode == PHY_INTERFACE_MODE_SGMII)
- mvneta_port_sgmii_config(pp);
+ mvreg_write(pp, MVNETA_SERDES_CFG, MVNETA_SGMII_SERDES_PROTO);
+ else
+ mvreg_write(pp, MVNETA_SERDES_CFG, MVNETA_RGMII_SERDES_PROTO);
+
+ val = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
- mvneta_gmac_rgmii_set(pp, 1);
+ val |= MVNETA_GMAC2_PCS_ENABLE | MVNETA_GMAC2_PORT_RGMII;
/* Cancel Port Reset */
- val = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
val &= ~MVNETA_GMAC2_PORT_RESET;
mvreg_write(pp, MVNETA_GMAC_CTRL_2, val);
@@ -2774,6 +2750,7 @@ static void mvneta_port_power_up(struct mvneta_port *pp, int phy_mode)
static int mvneta_probe(struct platform_device *pdev)
{
const struct mbus_dram_target_info *dram_target_info;
+ struct resource *res;
struct device_node *dn = pdev->dev.of_node;
struct device_node *phy_node;
u32 phy_addr;
@@ -2838,9 +2815,15 @@ static int mvneta_probe(struct platform_device *pdev)
clk_prepare_enable(pp->clk);
- pp->base = of_iomap(dn, 0);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ err = -ENODEV;
+ goto err_clk;
+ }
+
+ pp->base = devm_ioremap_resource(&pdev->dev, res);
if (pp->base == NULL) {
- err = -ENOMEM;
+ err = PTR_ERR(pp->base);
goto err_clk;
}
@@ -2848,7 +2831,7 @@ static int mvneta_probe(struct platform_device *pdev)
pp->stats = alloc_percpu(struct mvneta_pcpu_stats);
if (!pp->stats) {
err = -ENOMEM;
- goto err_unmap;
+ goto err_clk;
}
for_each_possible_cpu(cpu) {
@@ -2913,8 +2896,6 @@ err_deinit:
mvneta_deinit(pp);
err_free_stats:
free_percpu(pp->stats);
-err_unmap:
- iounmap(pp->base);
err_clk:
clk_disable_unprepare(pp->clk);
err_free_irq:
@@ -2934,7 +2915,6 @@ static int mvneta_remove(struct platform_device *pdev)
mvneta_deinit(pp);
clk_disable_unprepare(pp->clk);
free_percpu(pp->stats);
- iounmap(pp->base);
irq_dispose_mapping(dev->irq);
free_netdev(dev);
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 936c15364739..d413e60071d4 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -2681,7 +2681,11 @@ static pci_ers_result_t mlx4_pci_err_detected(struct pci_dev *pdev,
static pci_ers_result_t mlx4_pci_slot_reset(struct pci_dev *pdev)
{
- int ret = __mlx4_init_one(pdev, 0);
+ const struct pci_device_id *id;
+ int ret;
+
+ id = pci_match_id(mlx4_pci_table, pdev);
+ ret = __mlx4_init_one(pdev, id->driver_data);
return ret ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED;
}
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index ce2cfddbed50..656c65ddadb4 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -4765,7 +4765,9 @@ static int qlge_probe(struct pci_dev *pdev,
ndev->features = ndev->hw_features;
ndev->vlan_features = ndev->hw_features;
/* vlan gets same features (except vlan filter) */
- ndev->vlan_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
+ ndev->vlan_features &= ~(NETIF_F_HW_VLAN_CTAG_FILTER |
+ NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_CTAG_RX);
if (test_bit(QL_DMA64, &qdev->flags))
ndev->features |= NETIF_F_HIGHDMA;
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index c14d39bf32d0..d7b2e947184b 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -180,7 +180,8 @@ static void ifb_setup(struct net_device *dev)
dev->tx_queue_len = TX_Q_LIMIT;
dev->features |= IFB_FEATURES;
- dev->vlan_features |= IFB_FEATURES;
+ dev->vlan_features |= IFB_FEATURES & ~(NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_STAG_TX);
dev->flags |= IFF_NOARP;
dev->flags &= ~IFF_MULTICAST;
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index dd10d5817d2a..f9e96c427558 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -752,14 +752,12 @@ EXPORT_SYMBOL_GPL(usbnet_unlink_rx_urbs);
// precondition: never called in_interrupt
static void usbnet_terminate_urbs(struct usbnet *dev)
{
- DECLARE_WAIT_QUEUE_HEAD_ONSTACK(unlink_wakeup);
DECLARE_WAITQUEUE(wait, current);
int temp;
/* ensure there are no more active urbs */
- add_wait_queue(&unlink_wakeup, &wait);
+ add_wait_queue(&dev->wait, &wait);
set_current_state(TASK_UNINTERRUPTIBLE);
- dev->wait = &unlink_wakeup;
temp = unlink_urbs(dev, &dev->txq) +
unlink_urbs(dev, &dev->rxq);
@@ -773,15 +771,14 @@ static void usbnet_terminate_urbs(struct usbnet *dev)
"waited for %d urb completions\n", temp);
}
set_current_state(TASK_RUNNING);
- dev->wait = NULL;
- remove_wait_queue(&unlink_wakeup, &wait);
+ remove_wait_queue(&dev->wait, &wait);
}
int usbnet_stop (struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
struct driver_info *info = dev->driver_info;
- int retval;
+ int retval, pm;
clear_bit(EVENT_DEV_OPEN, &dev->flags);
netif_stop_queue (net);
@@ -791,6 +788,8 @@ int usbnet_stop (struct net_device *net)
net->stats.rx_packets, net->stats.tx_packets,
net->stats.rx_errors, net->stats.tx_errors);
+ /* to not race resume */
+ pm = usb_autopm_get_interface(dev->intf);
/* allow minidriver to stop correctly (wireless devices to turn off
* radio etc) */
if (info->stop) {
@@ -817,6 +816,9 @@ int usbnet_stop (struct net_device *net)
dev->flags = 0;
del_timer_sync (&dev->delay);
tasklet_kill (&dev->bh);
+ if (!pm)
+ usb_autopm_put_interface(dev->intf);
+
if (info->manage_power &&
!test_and_clear_bit(EVENT_NO_RUNTIME_PM, &dev->flags))
info->manage_power(dev, 0);
@@ -1437,11 +1439,12 @@ static void usbnet_bh (unsigned long param)
/* restart RX again after disabling due to high error rate */
clear_bit(EVENT_RX_KILL, &dev->flags);
- // waiting for all pending urbs to complete?
- if (dev->wait) {
- if ((dev->txq.qlen + dev->rxq.qlen + dev->done.qlen) == 0) {
- wake_up (dev->wait);
- }
+ /* waiting for all pending urbs to complete?
+ * only then can we forgo submitting anew
+ */
+ if (waitqueue_active(&dev->wait)) {
+ if (dev->txq.qlen + dev->rxq.qlen + dev->done.qlen == 0)
+ wake_up_all(&dev->wait);
// or are we maybe short a few urbs?
} else if (netif_running (dev->net) &&
@@ -1580,6 +1583,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
dev->driver_name = name;
dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV
| NETIF_MSG_PROBE | NETIF_MSG_LINK);
+ init_waitqueue_head(&dev->wait);
skb_queue_head_init (&dev->rxq);
skb_queue_head_init (&dev->txq);
skb_queue_head_init (&dev->done);
@@ -1791,9 +1795,10 @@ int usbnet_resume (struct usb_interface *intf)
spin_unlock_irq(&dev->txq.lock);
if (test_bit(EVENT_DEV_OPEN, &dev->flags)) {
- /* handle remote wakeup ASAP */
- if (!dev->wait &&
- netif_device_present(dev->net) &&
+ /* handle remote wakeup ASAP
+ * we cannot race against stop
+ */
+ if (netif_device_present(dev->net) &&
!timer_pending(&dev->delay) &&
!test_bit(EVENT_RX_HALT, &dev->flags))
rx_alloc_submit(dev, GFP_NOIO);
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 5b374370f71c..c0e7c64765ab 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -286,7 +286,10 @@ static void veth_setup(struct net_device *dev)
dev->features |= NETIF_F_LLTX;
dev->features |= VETH_FEATURES;
dev->vlan_features = dev->features &
- ~(NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX);
+ ~(NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_STAG_TX |
+ NETIF_F_HW_VLAN_CTAG_RX |
+ NETIF_F_HW_VLAN_STAG_RX);
dev->destructor = veth_dev_free;
dev->hw_features = VETH_FEATURES;
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 5632a99cbbd2..841b60831df1 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -671,8 +671,7 @@ static bool try_fill_recv(struct receive_queue *rq, gfp_t gfp)
if (err)
break;
} while (rq->vq->num_free);
- if (unlikely(!virtqueue_kick(rq->vq)))
- return false;
+ virtqueue_kick(rq->vq);
return !oom;
}
@@ -877,7 +876,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev)
err = xmit_skb(sq, skb);
/* This should not happen! */
- if (unlikely(err) || unlikely(!virtqueue_kick(sq->vq))) {
+ if (unlikely(err)) {
dev->stats.tx_fifo_errors++;
if (net_ratelimit())
dev_warn(&dev->dev,
@@ -886,6 +885,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev)
kfree_skb(skb);
return NETDEV_TX_OK;
}
+ virtqueue_kick(sq->vq);
/* Don't wait up for transmitted skbs to be freed. */
skb_orphan(skb);
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index efe1960af2b3..60f2b41c7310 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -383,7 +383,7 @@ config SPI_RSPI
config SPI_QUP
tristate "Qualcomm SPI controller with QUP interface"
- depends on ARCH_MSM_DT || (ARM && COMPILE_TEST)
+ depends on ARCH_QCOM || (ARM && COMPILE_TEST)
help
Qualcomm Universal Peripheral (QUP) core is an AHB slave that
provides a common data path (an output FIFO and an input FIFO)
diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c
index 6fb2b75df821..e767f5831b9c 100644
--- a/drivers/spi/spi-fsl-espi.c
+++ b/drivers/spi/spi-fsl-espi.c
@@ -441,7 +441,8 @@ static void fsl_espi_do_one_msg(struct spi_message *m)
m->actual_length = espi_trans.actual_length;
m->status = espi_trans.status;
- m->complete(m->context);
+ if (m->complete)
+ m->complete(m->context);
}
static int fsl_espi_setup(struct spi_device *spi)
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c
index f35488ed62a9..b3e7775034db 100644
--- a/drivers/spi/spi-fsl-spi.c
+++ b/drivers/spi/spi-fsl-spi.c
@@ -408,7 +408,8 @@ static void fsl_spi_do_one_msg(struct spi_message *m)
}
m->status = status;
- m->complete(m->context);
+ if (m->complete)
+ m->complete(m->context);
if (status || !cs_change) {
ndelay(nsecs);
diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c
index 3822eef2ef9d..577d23a12763 100644
--- a/drivers/spi/spi-mpc512x-psc.c
+++ b/drivers/spi/spi-mpc512x-psc.c
@@ -300,7 +300,8 @@ static int mpc512x_psc_spi_msg_xfer(struct spi_master *master,
}
m->status = status;
- m->complete(m->context);
+ if (m->complete)
+ m->complete(m->context);
if (status || !cs_change)
mpc512x_psc_spi_deactivate_cs(spi);
diff --git a/drivers/spi/spi-mpc52xx-psc.c b/drivers/spi/spi-mpc52xx-psc.c
index 3d18d9351185..de532aa11d34 100644
--- a/drivers/spi/spi-mpc52xx-psc.c
+++ b/drivers/spi/spi-mpc52xx-psc.c
@@ -247,7 +247,8 @@ static void mpc52xx_psc_spi_work(struct work_struct *work)
}
m->status = status;
- m->complete(m->context);
+ if (m->complete)
+ m->complete(m->context);
if (status || !cs_change)
mpc52xx_psc_spi_deactivate_cs(spi);
diff --git a/drivers/spi/spi-mpc52xx.c b/drivers/spi/spi-mpc52xx.c
index aac2a5ddd964..b07db4b62d80 100644
--- a/drivers/spi/spi-mpc52xx.c
+++ b/drivers/spi/spi-mpc52xx.c
@@ -234,7 +234,8 @@ static int mpc52xx_spi_fsmstate_transfer(int irq, struct mpc52xx_spi *ms,
dev_err(&ms->master->dev, "mode fault\n");
mpc52xx_spi_chipsel(ms, 0);
ms->message->status = -EIO;
- ms->message->complete(ms->message->context);
+ if (ms->message->complete)
+ ms->message->complete(ms->message->context);
ms->state = mpc52xx_spi_fsmstate_idle;
return FSM_CONTINUE;
}
@@ -288,7 +289,8 @@ mpc52xx_spi_fsmstate_wait(int irq, struct mpc52xx_spi *ms, u8 status, u8 data)
ms->msg_count++;
mpc52xx_spi_chipsel(ms, 0);
ms->message->status = 0;
- ms->message->complete(ms->message->context);
+ if (ms->message->complete)
+ ms->message->complete(ms->message->context);
ms->state = mpc52xx_spi_fsmstate_idle;
return FSM_CONTINUE;
}
diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index 2941c5b96ebc..4dc77df38864 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -1379,12 +1379,13 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&mcspi->ctx.cs);
- mcspi->dma_channels = kcalloc(master->num_chipselect,
- sizeof(struct omap2_mcspi_dma),
- GFP_KERNEL);
-
- if (mcspi->dma_channels == NULL)
+ mcspi->dma_channels = devm_kcalloc(&pdev->dev, master->num_chipselect,
+ sizeof(struct omap2_mcspi_dma),
+ GFP_KERNEL);
+ if (mcspi->dma_channels == NULL) {
+ status = -ENOMEM;
goto free_master;
+ }
for (i = 0; i < master->num_chipselect; i++) {
char *dma_rx_ch_name = mcspi->dma_channels[i].dma_rx_ch_name;
@@ -1426,7 +1427,7 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
}
if (status < 0)
- goto dma_chnl_free;
+ goto free_master;
pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_set_autosuspend_delay(&pdev->dev, SPI_AUTOSUSPEND_TIMEOUT);
@@ -1444,8 +1445,6 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
disable_pm:
pm_runtime_disable(&pdev->dev);
-dma_chnl_free:
- kfree(mcspi->dma_channels);
free_master:
spi_master_put(master);
return status;
@@ -1453,19 +1452,12 @@ free_master:
static int omap2_mcspi_remove(struct platform_device *pdev)
{
- struct spi_master *master;
- struct omap2_mcspi *mcspi;
- struct omap2_mcspi_dma *dma_channels;
-
- master = platform_get_drvdata(pdev);
- mcspi = spi_master_get_devdata(master);
- dma_channels = mcspi->dma_channels;
+ struct spi_master *master = platform_get_drvdata(pdev);
+ struct omap2_mcspi *mcspi = spi_master_get_devdata(master);
pm_runtime_put_sync(mcspi->dev);
pm_runtime_disable(&pdev->dev);
- kfree(dma_channels);
-
return 0;
}
diff --git a/drivers/spi/spi-sh.c b/drivers/spi/spi-sh.c
index f6f2c7010177..03edf5ed0e9f 100644
--- a/drivers/spi/spi-sh.c
+++ b/drivers/spi/spi-sh.c
@@ -322,7 +322,8 @@ static void spi_sh_work(struct work_struct *work)
spin_lock_irqsave(&ss->lock, flags);
mesg->status = 0;
- mesg->complete(mesg->context);
+ if (mesg->complete)
+ mesg->complete(mesg->context);
}
clear_fifo(ss);
@@ -340,7 +341,8 @@ static void spi_sh_work(struct work_struct *work)
error:
mesg->status = ret;
- mesg->complete(mesg->context);
+ if (mesg->complete)
+ mesg->complete(mesg->context);
spi_sh_clear_bit(ss, SPI_SH_SSA | SPI_SH_SSDB | SPI_SH_SSD,
SPI_SH_CR1);
diff --git a/drivers/spi/spi-txx9.c b/drivers/spi/spi-txx9.c
index 820b499816f8..5f183baa91a9 100644
--- a/drivers/spi/spi-txx9.c
+++ b/drivers/spi/spi-txx9.c
@@ -262,7 +262,8 @@ static void txx9spi_work_one(struct txx9spi *c, struct spi_message *m)
exit:
m->status = status;
- m->complete(m->context);
+ if (m->complete)
+ m->complete(m->context);
/* normally deactivate chipselect ... unless no error and
* cs_change has hinted that the next message will probably
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index a0fa5de210cf..e1e22e0f01e8 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -505,9 +505,13 @@ static int get_rx_bufs(struct vhost_virtqueue *vq,
r = -ENOBUFS;
goto err;
}
- d = vhost_get_vq_desc(vq->dev, vq, vq->iov + seg,
+ r = vhost_get_vq_desc(vq->dev, vq, vq->iov + seg,
ARRAY_SIZE(vq->iov) - seg, &out,
&in, log, log_num);
+ if (unlikely(r < 0))
+ goto err;
+
+ d = r;
if (d == vq->num) {
r = 0;
goto err;
@@ -532,6 +536,12 @@ static int get_rx_bufs(struct vhost_virtqueue *vq,
*iovcount = seg;
if (unlikely(log))
*log_num = nlogs;
+
+ /* Detect overrun */
+ if (unlikely(datalen > 0)) {
+ r = UIO_MAXIOV + 1;
+ goto err;
+ }
return headcount;
err:
vhost_discard_vq_desc(vq, headcount);
@@ -587,6 +597,14 @@ static void handle_rx(struct vhost_net *net)
/* On error, stop handling until the next kick. */
if (unlikely(headcount < 0))
break;
+ /* On overrun, truncate and discard */
+ if (unlikely(headcount > UIO_MAXIOV)) {
+ msg.msg_iovlen = 1;
+ err = sock->ops->recvmsg(NULL, sock, &msg,
+ 1, MSG_DONTWAIT | MSG_TRUNC);
+ pr_debug("Discarded rx packet: len %zd\n", sock_len);
+ continue;
+ }
/* OK, now we need to know about added descriptors. */
if (!headcount) {
if (unlikely(vhost_enable_notify(&net->dev, vq))) {
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index 37d06ea624aa..61a6ac8fa8fc 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -399,11 +399,25 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp)
state = BP_EAGAIN;
break;
}
+ scrub_page(page);
- pfn = page_to_pfn(page);
- frame_list[i] = pfn_to_mfn(pfn);
+ frame_list[i] = page_to_pfn(page);
+ }
- scrub_page(page);
+ /*
+ * Ensure that ballooned highmem pages don't have kmaps.
+ *
+ * Do this before changing the p2m as kmap_flush_unused()
+ * reads PTEs to obtain pages (and hence needs the original
+ * p2m entry).
+ */
+ kmap_flush_unused();
+
+ /* Update direct mapping, invalidate P2M, and add to balloon. */
+ for (i = 0; i < nr_pages; i++) {
+ pfn = frame_list[i];
+ frame_list[i] = pfn_to_mfn(pfn);
+ page = pfn_to_page(pfn);
#ifdef CONFIG_XEN_HAVE_PVMMU
/*
@@ -429,11 +443,9 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp)
}
#endif
- balloon_append(pfn_to_page(pfn));
+ balloon_append(page);
}
- /* Ensure that ballooned highmem pages don't have kmaps. */
- kmap_flush_unused();
flush_tlb_all();
set_xen_guest_handle(reservation.extent_start, frame_list);