21 files changed, 137 insertions, 49 deletions

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 2be6dfd68df9..f715e8863f4d 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -484,6 +484,12 @@ bpf_ctx_record_field_size(struct bpf_insn_access_aux *aux, u32 size)
 	aux->ctx_field_size = size;
 }
 
+static inline bool bpf_pseudo_func(const struct bpf_insn *insn)
+{
+	return insn->code == (BPF_LD | BPF_IMM | BPF_DW) &&
+	       insn->src_reg == BPF_PSEUDO_FUNC;
+}
+
 struct bpf_prog_ops {
 	int (*test_run)(struct bpf_prog *prog, const union bpf_attr *kattr,
 			union bpf_attr __user *uattr);
diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h
index 8b6c20636a79..dbd235ab447f 100644
--- a/include/linux/dma-resv.h
+++ b/include/linux/dma-resv.h
@@ -170,15 +170,20 @@ struct dma_resv_iter {
 	/** @index: index into the shared fences */
 	unsigned int index;
 
-	/** @fences: the shared fences */
+	/** @fences: the shared fences; private, *MUST* not dereference  */
 	struct dma_resv_list *fences;
 
+	/** @shared_count: number of shared fences */
+	unsigned int shared_count;
+
 	/** @is_restarted: true if this is the first returned fence */
 	bool is_restarted;
 };
 
 struct dma_fence *dma_resv_iter_first_unlocked(struct dma_resv_iter *cursor);
 struct dma_fence *dma_resv_iter_next_unlocked(struct dma_resv_iter *cursor);
+struct dma_fence *dma_resv_iter_first(struct dma_resv_iter *cursor);
+struct dma_fence *dma_resv_iter_next(struct dma_resv_iter *cursor);
 
 /**
  * dma_resv_iter_begin - initialize a dma_resv_iter object
@@ -244,6 +249,24 @@ static inline bool dma_resv_iter_is_restarted(struct dma_resv_iter *cursor)
 	for (fence = dma_resv_iter_first_unlocked(cursor);		\
 	     fence; fence = dma_resv_iter_next_unlocked(cursor))
 
+/**
+ * dma_resv_for_each_fence - fence iterator
+ * @cursor: a struct dma_resv_iter pointer
+ * @obj: a dma_resv object pointer
+ * @all_fences: true if all fences should be returned
+ * @fence: the current fence
+ *
+ * Iterate over the fences in a struct dma_resv object while holding the
+ * &dma_resv.lock. @all_fences controls if the shared fences are returned as
+ * well. The cursor initialisation is part of the iterator and the fence stays
+ * valid as long as the lock is held and so no extra reference to the fence is
+ * taken.
+ */
+#define dma_resv_for_each_fence(cursor, obj, all_fences, fence)	\
+	for (dma_resv_iter_begin(cursor, obj, all_fences),	\
+	     fence = dma_resv_iter_first(cursor); fence;	\
+	     fence = dma_resv_iter_next(cursor))
+
 #define dma_resv_held(obj) lockdep_is_held(&(obj)->lock.base)
 #define dma_resv_assert_held(obj) lockdep_assert_held(&(obj)->lock.base)
 
diff --git a/include/linux/dsa/ocelot.h b/include/linux/dsa/ocelot.h
index d42010cf5468..7ee708ad7df2 100644
--- a/include/linux/dsa/ocelot.h
+++ b/include/linux/dsa/ocelot.h
@@ -12,6 +12,7 @@
 struct ocelot_skb_cb {
 	struct sk_buff *clone;
 	unsigned int ptp_class; /* valid only for clones */
+	u32 tstamp_lo;
 	u8 ptp_cmd;
 	u8 ts_id;
 };
diff --git a/include/linux/ethtool_netlink.h b/include/linux/ethtool_netlink.h
index 1e7bf78cb382..aba348d58ff6 100644
--- a/include/linux/ethtool_netlink.h
+++ b/include/linux/ethtool_netlink.h
@@ -10,6 +10,9 @@
 #define __ETHTOOL_LINK_MODE_MASK_NWORDS \
 	DIV_ROUND_UP(__ETHTOOL_LINK_MODE_MASK_NBITS, 32)
 
+#define ETHTOOL_PAUSE_STAT_CNT	(__ETHTOOL_A_PAUSE_STAT_CNT -		\
+				 ETHTOOL_A_PAUSE_STAT_TX_FRAMES)
+
 enum ethtool_multicast_groups {
 	ETHNL_MCGRP_MONITOR,
 };
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 5950f8f5dc74..6f3db99ab990 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -262,7 +262,7 @@ struct fb_ops {
 
 	/* Draws a rectangle */
 	void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect);
-	/* Copy data from area to another */
+	/* Copy data from area to another. Obsolete. */
 	void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region);
 	/* Draws a image to the display */
 	void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3afca821df32..1cb616fc1105 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3385,6 +3385,8 @@ extern int simple_open(struct inode *inode, struct file *file);
 extern int simple_link(struct dentry *, struct inode *, struct dentry *);
 extern int simple_unlink(struct inode *, struct dentry *);
 extern int simple_rmdir(struct inode *, struct dentry *);
+extern int simple_rename_exchange(struct inode *old_dir, struct dentry *old_dentry,
+				  struct inode *new_dir, struct dentry *new_dentry);
 extern int simple_rename(struct user_namespace *, struct inode *,
 			 struct dentry *, struct inode *, struct dentry *,
 			 unsigned int);
diff --git a/include/linux/input/cy8ctmg110_pdata.h b/include/linux/input/cy8ctmg110_pdata.h
deleted file mode 100644
index ee1d44545f30..000000000000
--- a/include/linux/input/cy8ctmg110_pdata.h
+++ /dev/null
@@ -1,10 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _LINUX_CY8CTMG110_PDATA_H
-#define _LINUX_CY8CTMG110_PDATA_H
-
-struct cy8ctmg110_pdata
-{
-	int reset_pin;		/* Reset pin is wired to this GPIO (optional) */
-};
-
-#endif
diff --git a/include/linux/kcsan-checks.h b/include/linux/kcsan-checks.h
index 9fd0ad80fef6..5f5965246877 100644
--- a/include/linux/kcsan-checks.h
+++ b/include/linux/kcsan-checks.h
@@ -100,9 +100,12 @@ void kcsan_set_access_mask(unsigned long mask);
 /* Scoped access information. */
 struct kcsan_scoped_access {
 	struct list_head list;
+	/* Access information. */
 	const volatile void *ptr;
 	size_t size;
 	int type;
+	/* Location where scoped access was set up. */
+	unsigned long ip;
 };
 /*
  * Automatically call kcsan_end_scoped_access() when kcsan_scoped_access goes
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 2884383f1718..2a8404b26083 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -394,7 +394,7 @@ enum {
 	/* This should match the actual table size of
 	 * ata_eh_cmd_timeout_table in libata-eh.c.
 	 */
-	ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 6,
+	ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 7,
 
 	/* Horkage types. May be set by libata or controller on drives
 	   (some horkage may be drive/controller pair dependent */
@@ -427,6 +427,7 @@ enum {
 	ATA_HORKAGE_MAX_SEC_1024 = (1 << 25),	/* Limit max sects to 1024 */
 	ATA_HORKAGE_MAX_TRIM_128M = (1 << 26),	/* Limit max trim size to 128M */
 	ATA_HORKAGE_NO_NCQ_ON_ATI = (1 << 27),	/* Disable NCQ on ATI chipset */
+	ATA_HORKAGE_NO_ID_DEV_LOG = (1 << 28),	/* Identify device log missing */
 
 	 /* DMA mask for user DMA control: User visible values; DO NOT
 	    renumber */
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index a9ac70ae01ab..442a611fa0fb 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -329,12 +329,14 @@ LSM_HOOK(int, 0, tun_dev_create, void)
 LSM_HOOK(int, 0, tun_dev_attach_queue, void *security)
 LSM_HOOK(int, 0, tun_dev_attach, struct sock *sk, void *security)
 LSM_HOOK(int, 0, tun_dev_open, void *security)
-LSM_HOOK(int, 0, sctp_assoc_request, struct sctp_endpoint *ep,
+LSM_HOOK(int, 0, sctp_assoc_request, struct sctp_association *asoc,
 	 struct sk_buff *skb)
 LSM_HOOK(int, 0, sctp_bind_connect, struct sock *sk, int optname,
 	 struct sockaddr *address, int addrlen)
-LSM_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_endpoint *ep,
+LSM_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_association *asoc,
 	 struct sock *sk, struct sock *newsk)
+LSM_HOOK(void, LSM_RET_VOID, sctp_assoc_established, struct sctp_association *asoc,
+	 struct sk_buff *skb)
 #endif /* CONFIG_SECURITY_NETWORK */
 
 #ifdef CONFIG_SECURITY_INFINIBAND
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 0bada4df23fc..d6823214d5c1 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1027,9 +1027,9 @@
  * Security hooks for SCTP
  *
  * @sctp_assoc_request:
- *	Passes the @ep and @chunk->skb of the association INIT packet to
+ *	Passes the @asoc and @chunk->skb of the association INIT packet to
  *	the security module.
- *	@ep pointer to sctp endpoint structure.
+ *	@asoc pointer to sctp association structure.
  *	@skb pointer to skbuff of association packet.
  *	Return 0 on success, error on failure.
  * @sctp_bind_connect:
@@ -1047,9 +1047,14 @@
  *	Called whenever a new socket is created by accept(2) (i.e. a TCP
  *	style socket) or when a socket is 'peeled off' e.g userspace
  *	calls sctp_peeloff(3).
- *	@ep pointer to current sctp endpoint structure.
+ *	@asoc pointer to current sctp association structure.
  *	@sk pointer to current sock structure.
- *	@sk pointer to new sock structure.
+ *	@newsk pointer to new sock structure.
+ * @sctp_assoc_established:
+ *	Passes the @asoc and @chunk->skb of the association COOKIE_ACK packet
+ *	to the security module.
+ *	@asoc pointer to sctp association structure.
+ *	@skb pointer to skbuff of association packet.
  *
  * Security hooks for Infiniband
  *
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index eeb818c4fc78..4850cc5bf813 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -110,7 +110,6 @@ static inline int migrate_misplaced_page(struct page *page,
  */
 #define MIGRATE_PFN_VALID	(1UL << 0)
 #define MIGRATE_PFN_MIGRATE	(1UL << 1)
-#define MIGRATE_PFN_LOCKED	(1UL << 2)
 #define MIGRATE_PFN_WRITE	(1UL << 3)
 #define MIGRATE_PFN_SHIFT	6
 
diff --git a/include/linux/page_owner.h b/include/linux/page_owner.h
index 43c638c51c1f..119a0c9d2a8b 100644
--- a/include/linux/page_owner.h
+++ b/include/linux/page_owner.h
@@ -8,9 +8,9 @@
 extern struct static_key_false page_owner_inited;
 extern struct page_ext_operations page_owner_ops;
 
-extern void __reset_page_owner(struct page *page, unsigned int order);
+extern void __reset_page_owner(struct page *page, unsigned short order);
 extern void __set_page_owner(struct page *page,
-			unsigned int order, gfp_t gfp_mask);
+			unsigned short order, gfp_t gfp_mask);
 extern void __split_page_owner(struct page *page, unsigned int nr);
 extern void __folio_copy_owner(struct folio *newfolio, struct folio *old);
 extern void __set_page_owner_migrate_reason(struct page *page, int reason);
@@ -18,14 +18,14 @@ extern void __dump_page_owner(const struct page *page);
 extern void pagetypeinfo_showmixedcount_print(struct seq_file *m,
 					pg_data_t *pgdat, struct zone *zone);
 
-static inline void reset_page_owner(struct page *page, unsigned int order)
+static inline void reset_page_owner(struct page *page, unsigned short order)
 {
 	if (static_branch_unlikely(&page_owner_inited))
 		__reset_page_owner(page, order);
 }
 
 static inline void set_page_owner(struct page *page,
-			unsigned int order, gfp_t gfp_mask)
+			unsigned short order, gfp_t gfp_mask)
 {
 	if (static_branch_unlikely(&page_owner_inited))
 		__set_page_owner(page, order, gfp_mask);
@@ -52,7 +52,7 @@ static inline void dump_page_owner(const struct page *page)
 		__dump_page_owner(page);
 }
 #else
-static inline void reset_page_owner(struct page *page, unsigned int order)
+static inline void reset_page_owner(struct page *page, unsigned short order)
 {
 }
 static inline void set_page_owner(struct page *page,
@@ -60,7 +60,7 @@ static inline void set_page_owner(struct page *page,
 {
 }
 static inline void split_page_owner(struct page *page,
-			unsigned int order)
+			unsigned short order)
 {
 }
 static inline void folio_copy_owner(struct folio *newfolio, struct folio *folio)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index c8afbee5da4b..0b9d58098c8b 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -342,6 +342,7 @@ struct pci_dev {
 	u16		pcie_flags_reg;	/* Cached PCIe Capabilities Register */
 	unsigned long	*dma_alias_mask;/* Mask of enabled devfn aliases */
 
+	struct pci_driver *driver;	/* Driver bound to this device */
 	u64		dma_mask;	/* Mask of the bits of bus address this
 					   device implements.  Normally this is
 					   0xffffffff.  You only need to change
@@ -1665,6 +1666,7 @@ void pci_cfg_access_lock(struct pci_dev *dev);
 bool pci_cfg_access_trylock(struct pci_dev *dev);
 void pci_cfg_access_unlock(struct pci_dev *dev);
 
+void pci_dev_lock(struct pci_dev *dev);
 int pci_dev_trylock(struct pci_dev *dev);
 void pci_dev_unlock(struct pci_dev *dev);
 
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 725c9b784e60..e6dac95e4960 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -429,16 +429,19 @@ struct pwm_device *devm_fwnode_pwm_get(struct device *dev,
 #else
 static inline struct pwm_device *pwm_request(int pwm_id, const char *label)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 
 static inline void pwm_free(struct pwm_device *pwm)
 {
+	might_sleep();
 }
 
 static inline int pwm_apply_state(struct pwm_device *pwm,
 				  const struct pwm_state *state)
 {
+	might_sleep();
 	return -ENOTSUPP;
 }
 
@@ -450,6 +453,7 @@ static inline int pwm_adjust_config(struct pwm_device *pwm)
 static inline int pwm_config(struct pwm_device *pwm, int duty_ns,
 			     int period_ns)
 {
+	might_sleep();
 	return -EINVAL;
 }
 
@@ -462,11 +466,13 @@ static inline int pwm_capture(struct pwm_device *pwm,
 
 static inline int pwm_enable(struct pwm_device *pwm)
 {
+	might_sleep();
 	return -EINVAL;
 }
 
 static inline void pwm_disable(struct pwm_device *pwm)
 {
+	might_sleep();
 }
 
 static inline int pwm_set_chip_data(struct pwm_device *pwm, void *data)
@@ -493,12 +499,14 @@ static inline struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
 						       unsigned int index,
 						       const char *label)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 
 static inline struct pwm_device *pwm_get(struct device *dev,
 					 const char *consumer)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 
@@ -506,16 +514,19 @@ static inline struct pwm_device *of_pwm_get(struct device *dev,
 					    struct device_node *np,
 					    const char *con_id)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 
 static inline void pwm_put(struct pwm_device *pwm)
 {
+	might_sleep();
 }
 
 static inline struct pwm_device *devm_pwm_get(struct device *dev,
 					      const char *consumer)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 
@@ -523,6 +534,7 @@ static inline struct pwm_device *devm_of_pwm_get(struct device *dev,
 						 struct device_node *np,
 						 const char *con_id)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 
@@ -530,6 +542,7 @@ static inline struct pwm_device *
 devm_fwnode_pwm_get(struct device *dev, struct fwnode_handle *fwnode,
 		    const char *con_id)
 {
+	might_sleep();
 	return ERR_PTR(-ENODEV);
 }
 #endif
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index bd611e26291d..47fd1c2d3a57 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -66,6 +66,8 @@ struct rtc_class_ops {
 	int (*alarm_irq_enable)(struct device *, unsigned int enabled);
 	int (*read_offset)(struct device *, long *offset);
 	int (*set_offset)(struct device *, long offset);
+	int (*param_get)(struct device *, struct rtc_param *param);
+	int (*param_set)(struct device *, struct rtc_param *param);
 };
 
 struct rtc_device;
@@ -80,6 +82,7 @@ struct rtc_timer {
 
 /* flags */
 #define RTC_DEV_BUSY 0
+#define RTC_NO_CDEV  1
 
 struct rtc_device {
 	struct device dev;
diff --git a/include/linux/security.h b/include/linux/security.h
index 7e0ba63b5dde..06eac4e61a13 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -179,7 +179,7 @@ struct xfrm_policy;
 struct xfrm_state;
 struct xfrm_user_sec_ctx;
 struct seq_file;
-struct sctp_endpoint;
+struct sctp_association;
 
 #ifdef CONFIG_MMU
 extern unsigned long mmap_min_addr;
@@ -1425,11 +1425,13 @@ int security_tun_dev_create(void);
 int security_tun_dev_attach_queue(void *security);
 int security_tun_dev_attach(struct sock *sk, void *security);
 int security_tun_dev_open(void *security);
-int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb);
+int security_sctp_assoc_request(struct sctp_association *asoc, struct sk_buff *skb);
 int security_sctp_bind_connect(struct sock *sk, int optname,
 			       struct sockaddr *address, int addrlen);
-void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk,
+void security_sctp_sk_clone(struct sctp_association *asoc, struct sock *sk,
 			    struct sock *newsk);
+void security_sctp_assoc_established(struct sctp_association *asoc,
+				     struct sk_buff *skb);
 
 #else	/* CONFIG_SECURITY_NETWORK */
 static inline int security_unix_stream_connect(struct sock *sock,
@@ -1631,7 +1633,7 @@ static inline int security_tun_dev_open(void *security)
 	return 0;
 }
 
-static inline int security_sctp_assoc_request(struct sctp_endpoint *ep,
+static inline int security_sctp_assoc_request(struct sctp_association *asoc,
 					      struct sk_buff *skb)
 {
 	return 0;
@@ -1644,11 +1646,16 @@ static inline int security_sctp_bind_connect(struct sock *sk, int optname,
 	return 0;
 }
 
-static inline void security_sctp_sk_clone(struct sctp_endpoint *ep,
+static inline void security_sctp_sk_clone(struct sctp_association *asoc,
 					  struct sock *sk,
 					  struct sock *newsk)
 {
 }
+
+static inline void security_sctp_assoc_established(struct sctp_association *asoc,
+						   struct sk_buff *skb)
+{
+}
 #endif	/* CONFIG_SECURITY_NETWORK */
 
 #ifdef CONFIG_SECURITY_INFINIBAND
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 0bd6520329f6..686a666d073d 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -454,9 +454,15 @@ enum {
 	 * all frags to avoid possible bad checksum
 	 */
 	SKBFL_SHARED_FRAG = BIT(1),
+
+	/* segment contains only zerocopy data and should not be
+	 * charged to the kernel memory.
+	 */
+	SKBFL_PURE_ZEROCOPY = BIT(2),
 };
 
 #define SKBFL_ZEROCOPY_FRAG	(SKBFL_ZEROCOPY_ENABLE | SKBFL_SHARED_FRAG)
+#define SKBFL_ALL_ZEROCOPY	(SKBFL_ZEROCOPY_FRAG | SKBFL_PURE_ZEROCOPY)
 
 /*
  * The callback notifies userspace to release buffers when skb DMA is done in
@@ -1464,6 +1470,17 @@ static inline struct ubuf_info *skb_zcopy(struct sk_buff *skb)
 	return is_zcopy ? skb_uarg(skb) : NULL;
 }
 
+static inline bool skb_zcopy_pure(const struct sk_buff *skb)
+{
+	return skb_shinfo(skb)->flags & SKBFL_PURE_ZEROCOPY;
+}
+
+static inline bool skb_pure_zcopy_same(const struct sk_buff *skb1,
+				       const struct sk_buff *skb2)
+{
+	return skb_zcopy_pure(skb1) == skb_zcopy_pure(skb2);
+}
+
 static inline void net_zcopy_get(struct ubuf_info *uarg)
 {
 	refcount_inc(&uarg->refcnt);
@@ -1528,7 +1545,7 @@ static inline void skb_zcopy_clear(struct sk_buff *skb, bool zerocopy_success)
 		if (!skb_zcopy_is_nouarg(skb))
 			uarg->callback(skb, uarg, zerocopy_success);
 
-		skb_shinfo(skb)->flags &= ~SKBFL_ZEROCOPY_FRAG;
+		skb_shinfo(skb)->flags &= ~SKBFL_ALL_ZEROCOPY;
 	}
 }
 
@@ -1675,6 +1692,22 @@ static inline int skb_unclone(struct sk_buff *skb, gfp_t pri)
 	return 0;
 }
 
+/* This variant of skb_unclone() makes sure skb->truesize is not changed */
+static inline int skb_unclone_keeptruesize(struct sk_buff *skb, gfp_t pri)
+{
+	might_sleep_if(gfpflags_allow_blocking(pri));
+
+	if (skb_cloned(skb)) {
+		unsigned int save = skb->truesize;
+		int res;
+
+		res = pskb_expand_head(skb, 0, 0, pri);
+		skb->truesize = save;
+		return res;
+	}
+	return 0;
+}
+
 /**
  *	skb_header_cloned - is the header a clone
  *	@skb: buffer to check
diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h
index b4256847c707..584d94be9c8b 100644
--- a/include/linux/skmsg.h
+++ b/include/linux/skmsg.h
@@ -507,6 +507,18 @@ static inline bool sk_psock_strp_enabled(struct sk_psock *psock)
 	return !!psock->saved_data_ready;
 }
 
+static inline bool sk_is_tcp(const struct sock *sk)
+{
+	return sk->sk_type == SOCK_STREAM &&
+	       sk->sk_protocol == IPPROTO_TCP;
+}
+
+static inline bool sk_is_udp(const struct sock *sk)
+{
+	return sk->sk_type == SOCK_DGRAM &&
+	       sk->sk_protocol == IPPROTO_UDP;
+}
+
 #if IS_ENABLED(CONFIG_NET_SOCK_MSG)
 
 #define BPF_F_STRPARSER	(1UL << 1)
diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index 1a5eaef3b7f2..d424c1aadf38 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -1,17 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /* linux/spi/ads7846.h */
 
-/* Touchscreen characteristics vary between boards and models.  The
- * platform_data for the device's "struct device" holds this information.
- *
- * It's OK if the min/max values are zero.
- */
-enum ads7846_filter {
-	ADS7846_FILTER_OK,
-	ADS7846_FILTER_REPEAT,
-	ADS7846_FILTER_IGNORE,
-};
-
 struct ads7846_platform_data {
 	u16	model;			/* 7843, 7845, 7846, 7873. */
 	u16	vref_delay_usecs;	/* 0 for external vref; etc */
@@ -51,10 +40,6 @@ struct ads7846_platform_data {
 	int	gpio_pendown_debounce;	/* platform specific debounce time for
 					 * the gpio_pendown */
 	int	(*get_pendown_state)(void);
-	int	(*filter_init)	(const struct ads7846_platform_data *pdata,
-				 void **filter_data);
-	int	(*filter)	(void *filter_data, int data_idx, int *val);
-	void	(*filter_cleanup)(void *filter_data);
 	void	(*wait_for_sync)(void);
 	bool	wakeup;
 	unsigned long irq_flags;
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index 2c1fc9212cf2..548a028f2dab 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -124,7 +124,6 @@ struct usb_hcd {
 #define HCD_FLAG_RH_RUNNING		5	/* root hub is running? */
 #define HCD_FLAG_DEAD			6	/* controller has died? */
 #define HCD_FLAG_INTF_AUTHORIZED	7	/* authorize interfaces? */
-#define HCD_FLAG_DEFER_RH_REGISTER	8	/* Defer roothub registration */
 
 	/* The flags can be tested using these macros; they are likely to
 	 * be slightly faster than test_bit().
@@ -135,7 +134,6 @@ struct usb_hcd {
 #define HCD_WAKEUP_PENDING(hcd)	((hcd)->flags & (1U << HCD_FLAG_WAKEUP_PENDING))
 #define HCD_RH_RUNNING(hcd)	((hcd)->flags & (1U << HCD_FLAG_RH_RUNNING))
 #define HCD_DEAD(hcd)		((hcd)->flags & (1U << HCD_FLAG_DEAD))
-#define HCD_DEFER_RH_REGISTER(hcd) ((hcd)->flags & (1U << HCD_FLAG_DEFER_RH_REGISTER))
 
 	/*
 	 * Specifies if interfaces are authorized by default