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-rw-r--r--include/drm/display/drm_dp.h2
-rw-r--r--include/drm/drm_probe_helper.h1
-rw-r--r--include/linux/clk.h80
-rw-r--r--include/linux/huge_mm.h3
-rw-r--r--include/linux/mm.h21
-rw-r--r--include/linux/mm_types.h9
-rw-r--r--include/linux/pagewalk.h11
-rw-r--r--include/linux/trace_events.h11
-rw-r--r--include/net/bonding.h11
-rw-r--r--include/net/inet_sock.h2
-rw-r--r--include/net/ip.h15
-rw-r--r--include/net/mac80211.h1
-rw-r--r--include/net/netfilter/nf_tables.h6
-rw-r--r--include/net/rtnetlink.h4
-rw-r--r--include/net/sock.h7
-rw-r--r--include/uapi/linux/elf.h1
16 files changed, 116 insertions, 69 deletions
diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
index 02f2ac4dd2df..e69cece404b3 100644
--- a/include/drm/display/drm_dp.h
+++ b/include/drm/display/drm_dp.h
@@ -1537,7 +1537,7 @@ enum drm_dp_phy {
#define DP_BRANCH_OUI_HEADER_SIZE 0xc
#define DP_RECEIVER_CAP_SIZE 0xf
-#define DP_DSC_RECEIVER_CAP_SIZE 0xf
+#define DP_DSC_RECEIVER_CAP_SIZE 0x10 /* DSC Capabilities 0x60 through 0x6F */
#define EDP_PSR_RECEIVER_CAP_SIZE 2
#define EDP_DISPLAY_CTL_CAP_SIZE 3
#define DP_LTTPR_COMMON_CAP_SIZE 8
diff --git a/include/drm/drm_probe_helper.h b/include/drm/drm_probe_helper.h
index 4977e0ab72db..fad3c4003b2b 100644
--- a/include/drm/drm_probe_helper.h
+++ b/include/drm/drm_probe_helper.h
@@ -25,6 +25,7 @@ void drm_kms_helper_connector_hotplug_event(struct drm_connector *connector);
void drm_kms_helper_poll_disable(struct drm_device *dev);
void drm_kms_helper_poll_enable(struct drm_device *dev);
+void drm_kms_helper_poll_reschedule(struct drm_device *dev);
bool drm_kms_helper_is_poll_worker(void);
enum drm_mode_status drm_crtc_helper_mode_valid_fixed(struct drm_crtc *crtc,
diff --git a/include/linux/clk.h b/include/linux/clk.h
index 1ef013324237..06f1b292f8a0 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -183,6 +183,39 @@ int clk_get_scaled_duty_cycle(struct clk *clk, unsigned int scale);
*/
bool clk_is_match(const struct clk *p, const struct clk *q);
+/**
+ * clk_rate_exclusive_get - get exclusivity over the rate control of a
+ * producer
+ * @clk: clock source
+ *
+ * This function allows drivers to get exclusive control over the rate of a
+ * provider. It prevents any other consumer to execute, even indirectly,
+ * opereation which could alter the rate of the provider or cause glitches
+ *
+ * If exlusivity is claimed more than once on clock, even by the same driver,
+ * the rate effectively gets locked as exclusivity can't be preempted.
+ *
+ * Must not be called from within atomic context.
+ *
+ * Returns success (0) or negative errno.
+ */
+int clk_rate_exclusive_get(struct clk *clk);
+
+/**
+ * clk_rate_exclusive_put - release exclusivity over the rate control of a
+ * producer
+ * @clk: clock source
+ *
+ * This function allows drivers to release the exclusivity it previously got
+ * from clk_rate_exclusive_get()
+ *
+ * The caller must balance the number of clk_rate_exclusive_get() and
+ * clk_rate_exclusive_put() calls.
+ *
+ * Must not be called from within atomic context.
+ */
+void clk_rate_exclusive_put(struct clk *clk);
+
#else
static inline int clk_notifier_register(struct clk *clk,
@@ -236,6 +269,13 @@ static inline bool clk_is_match(const struct clk *p, const struct clk *q)
return p == q;
}
+static inline int clk_rate_exclusive_get(struct clk *clk)
+{
+ return 0;
+}
+
+static inline void clk_rate_exclusive_put(struct clk *clk) {}
+
#endif
#ifdef CONFIG_HAVE_CLK_PREPARE
@@ -583,38 +623,6 @@ struct clk *devm_clk_get_optional_enabled(struct device *dev, const char *id);
*/
struct clk *devm_get_clk_from_child(struct device *dev,
struct device_node *np, const char *con_id);
-/**
- * clk_rate_exclusive_get - get exclusivity over the rate control of a
- * producer
- * @clk: clock source
- *
- * This function allows drivers to get exclusive control over the rate of a
- * provider. It prevents any other consumer to execute, even indirectly,
- * opereation which could alter the rate of the provider or cause glitches
- *
- * If exlusivity is claimed more than once on clock, even by the same driver,
- * the rate effectively gets locked as exclusivity can't be preempted.
- *
- * Must not be called from within atomic context.
- *
- * Returns success (0) or negative errno.
- */
-int clk_rate_exclusive_get(struct clk *clk);
-
-/**
- * clk_rate_exclusive_put - release exclusivity over the rate control of a
- * producer
- * @clk: clock source
- *
- * This function allows drivers to release the exclusivity it previously got
- * from clk_rate_exclusive_get()
- *
- * The caller must balance the number of clk_rate_exclusive_get() and
- * clk_rate_exclusive_put() calls.
- *
- * Must not be called from within atomic context.
- */
-void clk_rate_exclusive_put(struct clk *clk);
/**
* clk_enable - inform the system when the clock source should be running.
@@ -974,14 +982,6 @@ static inline void clk_bulk_put_all(int num_clks, struct clk_bulk_data *clks) {}
static inline void devm_clk_put(struct device *dev, struct clk *clk) {}
-
-static inline int clk_rate_exclusive_get(struct clk *clk)
-{
- return 0;
-}
-
-static inline void clk_rate_exclusive_put(struct clk *clk) {}
-
static inline int clk_enable(struct clk *clk)
{
return 0;
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 20284387b841..e718dbe928ba 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -25,9 +25,6 @@ static inline void huge_pud_set_accessed(struct vm_fault *vmf, pud_t orig_pud)
#endif
vm_fault_t do_huge_pmd_wp_page(struct vm_fault *vmf);
-struct page *follow_trans_huge_pmd(struct vm_area_struct *vma,
- unsigned long addr, pmd_t *pmd,
- unsigned int flags);
bool madvise_free_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
pmd_t *pmd, unsigned long addr, unsigned long next);
int zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma, pmd_t *pmd,
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 406ab9ea818f..34f9dba17c1a 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -3421,15 +3421,24 @@ static inline int vm_fault_to_errno(vm_fault_t vm_fault, int foll_flags)
* Indicates whether GUP can follow a PROT_NONE mapped page, or whether
* a (NUMA hinting) fault is required.
*/
-static inline bool gup_can_follow_protnone(unsigned int flags)
+static inline bool gup_can_follow_protnone(struct vm_area_struct *vma,
+ unsigned int flags)
{
/*
- * FOLL_FORCE has to be able to make progress even if the VMA is
- * inaccessible. Further, FOLL_FORCE access usually does not represent
- * application behaviour and we should avoid triggering NUMA hinting
- * faults.
+ * If callers don't want to honor NUMA hinting faults, no need to
+ * determine if we would actually have to trigger a NUMA hinting fault.
*/
- return flags & FOLL_FORCE;
+ if (!(flags & FOLL_HONOR_NUMA_FAULT))
+ return true;
+
+ /*
+ * NUMA hinting faults don't apply in inaccessible (PROT_NONE) VMAs.
+ *
+ * Requiring a fault here even for inaccessible VMAs would mean that
+ * FOLL_FORCE cannot make any progress, because handle_mm_fault()
+ * refuses to process NUMA hinting faults in inaccessible VMAs.
+ */
+ return !vma_is_accessible(vma);
}
typedef int (*pte_fn_t)(pte_t *pte, unsigned long addr, void *data);
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 5e74ce4a28cd..7d30dc4ff0ff 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -1286,6 +1286,15 @@ enum {
FOLL_PCI_P2PDMA = 1 << 10,
/* allow interrupts from generic signals */
FOLL_INTERRUPTIBLE = 1 << 11,
+ /*
+ * Always honor (trigger) NUMA hinting faults.
+ *
+ * FOLL_WRITE implicitly honors NUMA hinting faults because a
+ * PROT_NONE-mapped page is not writable (exceptions with FOLL_FORCE
+ * apply). get_user_pages_fast_only() always implicitly honors NUMA
+ * hinting faults.
+ */
+ FOLL_HONOR_NUMA_FAULT = 1 << 12,
/* See also internal only FOLL flags in mm/internal.h */
};
diff --git a/include/linux/pagewalk.h b/include/linux/pagewalk.h
index 27a6df448ee5..27cd1e59ccf7 100644
--- a/include/linux/pagewalk.h
+++ b/include/linux/pagewalk.h
@@ -6,6 +6,16 @@
struct mm_walk;
+/* Locking requirement during a page walk. */
+enum page_walk_lock {
+ /* mmap_lock should be locked for read to stabilize the vma tree */
+ PGWALK_RDLOCK = 0,
+ /* vma will be write-locked during the walk */
+ PGWALK_WRLOCK = 1,
+ /* vma is expected to be already write-locked during the walk */
+ PGWALK_WRLOCK_VERIFY = 2,
+};
+
/**
* struct mm_walk_ops - callbacks for walk_page_range
* @pgd_entry: if set, called for each non-empty PGD (top-level) entry
@@ -66,6 +76,7 @@ struct mm_walk_ops {
int (*pre_vma)(unsigned long start, unsigned long end,
struct mm_walk *walk);
void (*post_vma)(struct mm_walk *walk);
+ enum page_walk_lock walk_lock;
};
/*
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 3930e676436c..1e8bbdb8da90 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -59,6 +59,17 @@ int trace_raw_output_prep(struct trace_iterator *iter,
extern __printf(2, 3)
void trace_event_printf(struct trace_iterator *iter, const char *fmt, ...);
+/* Used to find the offset and length of dynamic fields in trace events */
+struct trace_dynamic_info {
+#ifdef CONFIG_CPU_BIG_ENDIAN
+ u16 offset;
+ u16 len;
+#else
+ u16 len;
+ u16 offset;
+#endif
+};
+
/*
* The trace entry - the most basic unit of tracing. This is what
* is printed in the end as a single line in the trace output, such as:
diff --git a/include/net/bonding.h b/include/net/bonding.h
index 30ac427cf0c6..5b8b1b644a2d 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -722,23 +722,14 @@ static inline struct slave *bond_slave_has_mac(struct bonding *bond,
}
/* Caller must hold rcu_read_lock() for read */
-static inline bool bond_slave_has_mac_rx(struct bonding *bond, const u8 *mac)
+static inline bool bond_slave_has_mac_rcu(struct bonding *bond, const u8 *mac)
{
struct list_head *iter;
struct slave *tmp;
- struct netdev_hw_addr *ha;
bond_for_each_slave_rcu(bond, tmp, iter)
if (ether_addr_equal_64bits(mac, tmp->dev->dev_addr))
return true;
-
- if (netdev_uc_empty(bond->dev))
- return false;
-
- netdev_for_each_uc_addr(ha, bond->dev)
- if (ether_addr_equal_64bits(mac, ha->addr))
- return true;
-
return false;
}
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index 0bb32bfc6183..491ceb7ebe5d 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -222,8 +222,8 @@ struct inet_sock {
__s16 uc_ttl;
__u16 cmsg_flags;
struct ip_options_rcu __rcu *inet_opt;
+ atomic_t inet_id;
__be16 inet_sport;
- __u16 inet_id;
__u8 tos;
__u8 min_ttl;
diff --git a/include/net/ip.h b/include/net/ip.h
index 332521170d9b..19adacd5ece0 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -538,8 +538,19 @@ static inline void ip_select_ident_segs(struct net *net, struct sk_buff *skb,
* generator as much as we can.
*/
if (sk && inet_sk(sk)->inet_daddr) {
- iph->id = htons(inet_sk(sk)->inet_id);
- inet_sk(sk)->inet_id += segs;
+ int val;
+
+ /* avoid atomic operations for TCP,
+ * as we hold socket lock at this point.
+ */
+ if (sk_is_tcp(sk)) {
+ sock_owned_by_me(sk);
+ val = atomic_read(&inet_sk(sk)->inet_id);
+ atomic_set(&inet_sk(sk)->inet_id, val + segs);
+ } else {
+ val = atomic_add_return(segs, &inet_sk(sk)->inet_id);
+ }
+ iph->id = htons(val);
return;
}
if ((iph->frag_off & htons(IP_DF)) && !skb->ignore_df) {
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 3a8a2d2c58c3..2a55ae932c56 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -6612,6 +6612,7 @@ void ieee80211_stop_rx_ba_session(struct ieee80211_vif *vif, u16 ba_rx_bitmap,
* marks frames marked in the bitmap as having been filtered. Afterwards, it
* checks if any frames in the window starting from @ssn can now be released
* (in case they were only waiting for frames that were filtered.)
+ * (Only work correctly if @max_rx_aggregation_subframes <= 64 frames)
*/
void ieee80211_mark_rx_ba_filtered_frames(struct ieee80211_sta *pubsta, u8 tid,
u16 ssn, u64 filtered,
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index e9ae567c037d..dd40c75011d2 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -587,6 +587,11 @@ static inline void *nft_set_priv(const struct nft_set *set)
return (void *)set->data;
}
+static inline bool nft_set_gc_is_pending(const struct nft_set *s)
+{
+ return refcount_read(&s->refs) != 1;
+}
+
static inline struct nft_set *nft_set_container_of(const void *priv)
{
return (void *)priv - offsetof(struct nft_set, data);
@@ -1729,6 +1734,7 @@ struct nftables_pernet {
u64 table_handle;
unsigned int base_seq;
unsigned int gc_seq;
+ u8 validate_state;
};
extern unsigned int nf_tables_net_id;
diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h
index d9076a7a430c..6506221c5fe3 100644
--- a/include/net/rtnetlink.h
+++ b/include/net/rtnetlink.h
@@ -190,8 +190,8 @@ int rtnl_delete_link(struct net_device *dev, u32 portid, const struct nlmsghdr *
int rtnl_configure_link(struct net_device *dev, const struct ifinfomsg *ifm,
u32 portid, const struct nlmsghdr *nlh);
-int rtnl_nla_parse_ifla(struct nlattr **tb, const struct nlattr *head, int len,
- struct netlink_ext_ack *exterr);
+int rtnl_nla_parse_ifinfomsg(struct nlattr **tb, const struct nlattr *nla_peer,
+ struct netlink_ext_ack *exterr);
struct net *rtnl_get_net_ns_capable(struct sock *sk, int netnsid);
#define MODULE_ALIAS_RTNL_LINK(kind) MODULE_ALIAS("rtnl-link-" kind)
diff --git a/include/net/sock.h b/include/net/sock.h
index e3d987b2ef12..690e22139543 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1323,6 +1323,7 @@ struct proto {
/*
* Pressure flag: try to collapse.
* Technical note: it is used by multiple contexts non atomically.
+ * Make sure to use READ_ONCE()/WRITE_ONCE() for all reads/writes.
* All the __sk_mem_schedule() is of this nature: accounting
* is strict, actions are advisory and have some latency.
*/
@@ -1423,7 +1424,7 @@ static inline bool sk_has_memory_pressure(const struct sock *sk)
static inline bool sk_under_global_memory_pressure(const struct sock *sk)
{
return sk->sk_prot->memory_pressure &&
- !!*sk->sk_prot->memory_pressure;
+ !!READ_ONCE(*sk->sk_prot->memory_pressure);
}
static inline bool sk_under_memory_pressure(const struct sock *sk)
@@ -1435,7 +1436,7 @@ static inline bool sk_under_memory_pressure(const struct sock *sk)
mem_cgroup_under_socket_pressure(sk->sk_memcg))
return true;
- return !!*sk->sk_prot->memory_pressure;
+ return !!READ_ONCE(*sk->sk_prot->memory_pressure);
}
static inline long
@@ -1512,7 +1513,7 @@ proto_memory_pressure(struct proto *prot)
{
if (!prot->memory_pressure)
return false;
- return !!*prot->memory_pressure;
+ return !!READ_ONCE(*prot->memory_pressure);
}
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index 0c8cf359ea5b..e0e159138331 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -443,7 +443,6 @@ typedef struct elf64_shdr {
#define NT_MIPS_DSP 0x800 /* MIPS DSP ASE registers */
#define NT_MIPS_FP_MODE 0x801 /* MIPS floating-point mode */
#define NT_MIPS_MSA 0x802 /* MIPS SIMD registers */
-#define NT_RISCV_VECTOR 0x900 /* RISC-V vector registers */
#define NT_LOONGARCH_CPUCFG 0xa00 /* LoongArch CPU config registers */
#define NT_LOONGARCH_CSR 0xa01 /* LoongArch control and status registers */
#define NT_LOONGARCH_LSX 0xa02 /* LoongArch Loongson SIMD Extension registers */