Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

xdp_return_frame_bulk() needs to pass a xdp_buff
to __xdp_return().

strlcpy got converted to strscpy but here it makes no
functional difference, so just keep the right code.

Conflicts:
	net/netfilter/nf_tables_api.c

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

15 files changed, 70 insertions, 18 deletions

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 639cae2c158b..033eb5f73b65 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1073,12 +1073,15 @@ static inline unsigned int blk_queue_get_max_sectors(struct request_queue *q,
  * file system requests.
  */
 static inline unsigned int blk_max_size_offset(struct request_queue *q,
-					       sector_t offset)
-{
-	unsigned int chunk_sectors = q->limits.chunk_sectors;
-
-	if (!chunk_sectors)
-		return q->limits.max_sectors;
+					       sector_t offset,
+					       unsigned int chunk_sectors)
+{
+	if (!chunk_sectors) {
+		if (q->limits.chunk_sectors)
+			chunk_sectors = q->limits.chunk_sectors;
+		else
+			return q->limits.max_sectors;
+	}
 
 	if (likely(is_power_of_2(chunk_sectors)))
 		chunk_sectors -= offset & (chunk_sectors - 1);
@@ -1101,7 +1104,7 @@ static inline unsigned int blk_rq_get_max_sectors(struct request *rq,
 	    req_op(rq) == REQ_OP_SECURE_ERASE)
 		return blk_queue_get_max_sectors(q, req_op(rq));
 
-	return min(blk_max_size_offset(q, offset),
+	return min(blk_max_size_offset(q, offset, 0),
 			blk_queue_get_max_sectors(q, req_op(rq)));
 }
 
diff --git a/include/linux/build_bug.h b/include/linux/build_bug.h
index e3a0be2c90ad..7bb66e15b481 100644
--- a/include/linux/build_bug.h
+++ b/include/linux/build_bug.h
@@ -77,4 +77,9 @@
 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
 
+#ifdef __GENKSYMS__
+/* genksyms gets confused by _Static_assert */
+#define _Static_assert(expr, ...)
+#endif
+
 #endif	/* _LINUX_BUILD_BUG_H */
diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h
index 46c3d691f677..de51c1bef27d 100644
--- a/include/linux/elfcore.h
+++ b/include/linux/elfcore.h
@@ -104,6 +104,7 @@ static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_reg
 #endif
 }
 
+#if defined(CONFIG_UM) || defined(CONFIG_IA64)
 /*
  * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out
  * extra segments containing the gate DSO contents.  Dumping its
@@ -118,5 +119,26 @@ elf_core_write_extra_phdrs(struct coredump_params *cprm, loff_t offset);
 extern int
 elf_core_write_extra_data(struct coredump_params *cprm);
 extern size_t elf_core_extra_data_size(void);
+#else
+static inline Elf_Half elf_core_extra_phdrs(void)
+{
+	return 0;
+}
+
+static inline int elf_core_write_extra_phdrs(struct coredump_params *cprm, loff_t offset)
+{
+	return 1;
+}
+
+static inline int elf_core_write_extra_data(struct coredump_params *cprm)
+{
+	return 1;
+}
+
+static inline size_t elf_core_extra_data_size(void)
+{
+	return 0;
+}
+#endif
 
 #endif /* _LINUX_ELFCORE_H */
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 71535e87109f..ea5a337e0f8b 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -384,11 +384,19 @@ extern void irq_domain_associate_many(struct irq_domain *domain,
 extern void irq_domain_disassociate(struct irq_domain *domain,
 				    unsigned int irq);
 
-extern unsigned int irq_create_mapping(struct irq_domain *host,
-				       irq_hw_number_t hwirq);
+extern unsigned int irq_create_mapping_affinity(struct irq_domain *host,
+				      irq_hw_number_t hwirq,
+				      const struct irq_affinity_desc *affinity);
 extern unsigned int irq_create_fwspec_mapping(struct irq_fwspec *fwspec);
 extern void irq_dispose_mapping(unsigned int virq);
 
+static inline unsigned int irq_create_mapping(struct irq_domain *host,
+					      irq_hw_number_t hwirq)
+{
+	return irq_create_mapping_affinity(host, hwirq, NULL);
+}
+
+
 /**
  * irq_linear_revmap() - Find a linux irq from a hw irq number.
  * @domain: domain owning this hardware interrupt
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 5deb099d156d..8ebb64193757 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -227,7 +227,7 @@ struct xt_table {
 	unsigned int valid_hooks;
 
 	/* Man behind the curtain... */
-	struct xt_table_info *private;
+	struct xt_table_info __rcu *private;
 
 	/* Set this to THIS_MODULE if you are a module, otherwise NULL */
 	struct module *me;
@@ -448,6 +448,9 @@ xt_get_per_cpu_counter(struct xt_counters *cnt, unsigned int cpu)
 
 struct nf_hook_ops *xt_hook_ops_alloc(const struct xt_table *, nf_hookfn *);
 
+struct xt_table_info
+*xt_table_get_private_protected(const struct xt_table *table);
+
 #ifdef CONFIG_COMPAT
 #include <net/compat.h>
 
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index c32c15216da3..f0373a6cb5fb 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -55,6 +55,7 @@ struct nfs_page {
 	unsigned short		wb_nio;		/* Number of I/O attempts */
 };
 
+struct nfs_pgio_mirror;
 struct nfs_pageio_descriptor;
 struct nfs_pageio_ops {
 	void	(*pg_init)(struct nfs_pageio_descriptor *, struct nfs_page *);
@@ -64,6 +65,9 @@ struct nfs_pageio_ops {
 	unsigned int	(*pg_get_mirror_count)(struct nfs_pageio_descriptor *,
 				       struct nfs_page *);
 	void	(*pg_cleanup)(struct nfs_pageio_descriptor *);
+	struct nfs_pgio_mirror *
+		(*pg_get_mirror)(struct nfs_pageio_descriptor *, u32);
+	u32	(*pg_set_mirror)(struct nfs_pageio_descriptor *, u32);
 };
 
 struct nfs_rw_ops {
diff --git a/include/linux/security.h b/include/linux/security.h
index 0df62735651b..0e9120865343 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -869,7 +869,7 @@ static inline int security_inode_killpriv(struct dentry *dentry)
 
 static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
 {
-	return -EOPNOTSUPP;
+	return cap_inode_getsecurity(inode, name, buffer, alloc);
 }
 
 static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 628e28903b8b..15ca6b4167cc 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -170,6 +170,7 @@ struct plat_stmmacenet_data {
 	int unicast_filter_entries;
 	int tx_fifo_size;
 	int rx_fifo_size;
+	u32 addr64;
 	u32 rx_queues_to_use;
 	u32 tx_queues_to_use;
 	u8 rx_sched_algorithm;
diff --git a/include/linux/tty.h b/include/linux/tty.h
index a99e9b8e4e31..eb33d948788c 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -306,6 +306,10 @@ struct tty_struct {
 	struct termiox *termiox;	/* May be NULL for unsupported */
 	char name[64];
 	struct pid *pgrp;		/* Protected by ctrl lock */
+	/*
+	 * Writes protected by both ctrl lock and legacy mutex, readers must use
+	 * at least one of them.
+	 */
 	struct pid *session;
 	unsigned long flags;
 	int count;
diff --git a/include/linux/zsmalloc.h b/include/linux/zsmalloc.h
index 0fdbf653b173..4807ca4d52e0 100644
--- a/include/linux/zsmalloc.h
+++ b/include/linux/zsmalloc.h
@@ -20,7 +20,6 @@
  * zsmalloc mapping modes
  *
  * NOTE: These only make a difference when a mapped object spans pages.
- * They also have no effect when ZSMALLOC_PGTABLE_MAPPING is selected.
  */
 enum zs_mapmode {
 	ZS_MM_RW, /* normal read-write mapping */
diff --git a/include/net/bonding.h b/include/net/bonding.h
index d9d0ff3b0ad3..adc3da776970 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -86,10 +86,8 @@
 #define bond_for_each_slave_rcu(bond, pos, iter) \
 	netdev_for_each_lower_private_rcu((bond)->dev, pos, iter)
 
-#ifdef CONFIG_XFRM_OFFLOAD
 #define BOND_XFRM_FEATURES (NETIF_F_HW_ESP | NETIF_F_HW_ESP_TX_CSUM | \
 			    NETIF_F_GSO_ESP)
-#endif /* CONFIG_XFRM_OFFLOAD */
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
 extern atomic_t netpoll_block_tx;
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 55b4cadf290a..c1c0a4ff92ae 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -1524,4 +1524,8 @@ void __init nft_chain_route_init(void);
 void nft_chain_route_fini(void);
 
 void nf_tables_trans_destroy_flush_work(void);
+
+int nf_msecs_to_jiffies64(const struct nlattr *nla, u64 *result);
+__be64 nf_jiffies64_to_msecs(u64 input);
+
 #endif /* _NET_NF_TABLES_H */
diff --git a/include/net/xdp.h b/include/net/xdp.h
index 700ad5db7f5d..600acb307db6 100644
--- a/include/net/xdp.h
+++ b/include/net/xdp.h
@@ -256,8 +256,6 @@ struct xdp_attachment_info {
 };
 
 struct netdev_bpf;
-bool xdp_attachment_flags_ok(struct xdp_attachment_info *info,
-			     struct netdev_bpf *bpf);
 void xdp_attachment_setup(struct xdp_attachment_info *info,
 			  struct netdev_bpf *bpf);
 
diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h
index ea1de185f2e4..731116611390 100644
--- a/include/soc/mscc/ocelot.h
+++ b/include/soc/mscc/ocelot.h
@@ -621,6 +621,9 @@ struct ocelot {
 	/* Keep track of the vlan port masks */
 	u32				vlan_mask[VLAN_N_VID];
 
+	/* Switches like VSC9959 have flooding per traffic class */
+	int				num_flooding_pgids;
+
 	/* In tables like ANA:PORT and the ANA:PGID:PGID mask,
 	 * the CPU is located after the physical ports (at the
 	 * num_phys_ports index).
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 1233f14f659f..7e9931b6c735 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -3977,8 +3977,8 @@ union bpf_attr {
 	FN(seq_printf_btf),		\
 	FN(skb_cgroup_classid),		\
 	FN(redirect_neigh),		\
-	FN(bpf_per_cpu_ptr),            \
-	FN(bpf_this_cpu_ptr),		\
+	FN(per_cpu_ptr),		\
+	FN(this_cpu_ptr),		\
 	FN(redirect_peer),		\
 	FN(task_storage_get),		\
 	FN(task_storage_delete),	\