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-rw-r--r--include/linux/debugfs.h2
-rw-r--r--include/linux/dma-mapping.h2
-rw-r--r--include/linux/hyperv.h1
-rw-r--r--include/linux/iio/timer/stm32-lptim-trigger.h5
-rw-r--r--include/linux/irqdesc.h6
-rw-r--r--include/linux/serdev.h2
-rw-r--r--include/linux/skbuff.h3
-rw-r--r--include/linux/sysfs.h6
8 files changed, 18 insertions, 9 deletions
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index f36ecc2a5712..3b0ba54cc4d5 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -216,6 +216,8 @@ static inline void debugfs_remove(struct dentry *dentry)
static inline void debugfs_remove_recursive(struct dentry *dentry)
{ }
+const struct file_operations *debugfs_real_fops(const struct file *filp);
+
static inline int debugfs_file_get(struct dentry *dentry)
{
return 0;
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index e8f8e8fb244d..81ed9b2d84dc 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -704,7 +704,6 @@ static inline void *dma_zalloc_coherent(struct device *dev, size_t size,
return ret;
}
-#ifdef CONFIG_HAS_DMA
static inline int dma_get_cache_alignment(void)
{
#ifdef ARCH_DMA_MINALIGN
@@ -712,7 +711,6 @@ static inline int dma_get_cache_alignment(void)
#endif
return 1;
}
-#endif
/* flags for the coherent memory api */
#define DMA_MEMORY_EXCLUSIVE 0x01
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index f3e97c5f94c9..6c9336626592 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -708,6 +708,7 @@ struct vmbus_channel {
u8 monitor_bit;
bool rescind; /* got rescind msg */
+ struct completion rescind_event;
u32 ringbuffer_gpadlhandle;
diff --git a/include/linux/iio/timer/stm32-lptim-trigger.h b/include/linux/iio/timer/stm32-lptim-trigger.h
index 34d59bfdce2d..464458d20b16 100644
--- a/include/linux/iio/timer/stm32-lptim-trigger.h
+++ b/include/linux/iio/timer/stm32-lptim-trigger.h
@@ -16,11 +16,14 @@
#define LPTIM2_OUT "lptim2_out"
#define LPTIM3_OUT "lptim3_out"
-#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+#if IS_REACHABLE(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
bool is_stm32_lptim_trigger(struct iio_trigger *trig);
#else
static inline bool is_stm32_lptim_trigger(struct iio_trigger *trig)
{
+#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+ pr_warn_once("stm32 lptim_trigger not linked in\n");
+#endif
return false;
}
#endif
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index dd418955962b..39fb3700f7a9 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -230,7 +230,7 @@ irq_set_chip_handler_name_locked(struct irq_data *data, struct irq_chip *chip,
data->chip = chip;
}
-static inline int irq_balancing_disabled(unsigned int irq)
+static inline bool irq_balancing_disabled(unsigned int irq)
{
struct irq_desc *desc;
@@ -238,7 +238,7 @@ static inline int irq_balancing_disabled(unsigned int irq)
return desc->status_use_accessors & IRQ_NO_BALANCING_MASK;
}
-static inline int irq_is_percpu(unsigned int irq)
+static inline bool irq_is_percpu(unsigned int irq)
{
struct irq_desc *desc;
@@ -246,7 +246,7 @@ static inline int irq_is_percpu(unsigned int irq)
return desc->status_use_accessors & IRQ_PER_CPU;
}
-static inline int irq_is_percpu_devid(unsigned int irq)
+static inline bool irq_is_percpu_devid(unsigned int irq)
{
struct irq_desc *desc;
diff --git a/include/linux/serdev.h b/include/linux/serdev.h
index e69402d4a8ae..d609e6dc5bad 100644
--- a/include/linux/serdev.h
+++ b/include/linux/serdev.h
@@ -184,7 +184,7 @@ static inline int serdev_controller_receive_buf(struct serdev_controller *ctrl,
struct serdev_device *serdev = ctrl->serdev;
if (!serdev || !serdev->ops->receive_buf)
- return -EINVAL;
+ return 0;
return serdev->ops->receive_buf(serdev, data, count);
}
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index bc486ef23f20..a38c80e9f91e 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1406,8 +1406,7 @@ static inline struct sk_buff *skb_get(struct sk_buff *skb)
}
/*
- * If users == 1, we are the only owner and are can avoid redundant
- * atomic change.
+ * If users == 1, we are the only owner and can avoid redundant atomic changes.
*/
/**
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index e32dfe098e82..40839c02d28c 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -117,6 +117,12 @@ struct attribute_group {
.show = _name##_show, \
}
+#define __ATTR_RO_MODE(_name, _mode) { \
+ .attr = { .name = __stringify(_name), \
+ .mode = VERIFY_OCTAL_PERMISSIONS(_mode) }, \
+ .show = _name##_show, \
+}
+
#define __ATTR_WO(_name) { \
.attr = { .name = __stringify(_name), .mode = S_IWUSR }, \
.store = _name##_store, \
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