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-rw-r--r--include/acpi/processor.h20
-rw-r--r--include/linux/bitmap.h3
-rw-r--r--include/linux/cpufreq.h7
-rw-r--r--include/linux/gpio/driver.h8
-rw-r--r--include/linux/micrel_phy.h2
-rw-r--r--include/linux/page_ext.h10
-rw-r--r--include/linux/pm_qos.h56
-rw-r--r--include/linux/sched.h1
-rw-r--r--include/linux/skbuff.h5
-rw-r--r--include/linux/tcp.h6
-rw-r--r--include/linux/xarray.h4
-rw-r--r--include/net/cfg80211.h8
-rw-r--r--include/net/llc_conn.h2
-rw-r--r--include/net/net_namespace.h25
-rw-r--r--include/net/request_sock.h4
-rw-r--r--include/net/sctp/sctp.h5
-rw-r--r--include/net/sock.h33
-rw-r--r--include/net/tcp.h10
-rw-r--r--include/scsi/scsi_eh.h1
-rw-r--r--include/sound/hda_register.h3
-rw-r--r--include/sound/simple_card_utils.h8
-rw-r--r--include/trace/events/btrfs.h3
-rw-r--r--include/trace/events/rxrpc.h18
-rw-r--r--include/trace/events/sock.h4
24 files changed, 170 insertions, 76 deletions
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index f936033cb9e6..47805172e73d 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -232,8 +232,8 @@ struct acpi_processor {
struct acpi_processor_limit limit;
struct thermal_cooling_device *cdev;
struct device *dev; /* Processor device. */
- struct dev_pm_qos_request perflib_req;
- struct dev_pm_qos_request thermal_req;
+ struct freq_qos_request perflib_req;
+ struct freq_qos_request thermal_req;
};
struct acpi_processor_errata {
@@ -302,8 +302,8 @@ static inline void acpi_processor_ffh_cstate_enter(struct acpi_processor_cx
#ifdef CONFIG_CPU_FREQ
extern bool acpi_processor_cpufreq_init;
void acpi_processor_ignore_ppc_init(void);
-void acpi_processor_ppc_init(int cpu);
-void acpi_processor_ppc_exit(int cpu);
+void acpi_processor_ppc_init(struct cpufreq_policy *policy);
+void acpi_processor_ppc_exit(struct cpufreq_policy *policy);
void acpi_processor_ppc_has_changed(struct acpi_processor *pr, int event_flag);
extern int acpi_processor_get_bios_limit(int cpu, unsigned int *limit);
#else
@@ -311,11 +311,11 @@ static inline void acpi_processor_ignore_ppc_init(void)
{
return;
}
-static inline void acpi_processor_ppc_init(int cpu)
+static inline void acpi_processor_ppc_init(struct cpufreq_policy *policy)
{
return;
}
-static inline void acpi_processor_ppc_exit(int cpu)
+static inline void acpi_processor_ppc_exit(struct cpufreq_policy *policy)
{
return;
}
@@ -431,14 +431,14 @@ static inline int acpi_processor_hotplug(struct acpi_processor *pr)
int acpi_processor_get_limit_info(struct acpi_processor *pr);
extern const struct thermal_cooling_device_ops processor_cooling_ops;
#if defined(CONFIG_ACPI_CPU_FREQ_PSS) & defined(CONFIG_CPU_FREQ)
-void acpi_thermal_cpufreq_init(int cpu);
-void acpi_thermal_cpufreq_exit(int cpu);
+void acpi_thermal_cpufreq_init(struct cpufreq_policy *policy);
+void acpi_thermal_cpufreq_exit(struct cpufreq_policy *policy);
#else
-static inline void acpi_thermal_cpufreq_init(int cpu)
+static inline void acpi_thermal_cpufreq_init(struct cpufreq_policy *policy)
{
return;
}
-static inline void acpi_thermal_cpufreq_exit(int cpu)
+static inline void acpi_thermal_cpufreq_exit(struct cpufreq_policy *policy)
{
return;
}
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 90528f12bdfa..29fc933df3bf 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -326,10 +326,11 @@ static inline int bitmap_equal(const unsigned long *src1,
}
/**
- * bitmap_or_equal - Check whether the or of two bitnaps is equal to a third
+ * bitmap_or_equal - Check whether the or of two bitmaps is equal to a third
* @src1: Pointer to bitmap 1
* @src2: Pointer to bitmap 2 will be or'ed with bitmap 1
* @src3: Pointer to bitmap 3. Compare to the result of *@src1 | *@src2
+ * @nbits: number of bits in each of these bitmaps
*
* Returns: True if (*@src1 | *@src2) == *@src3, false otherwise
*/
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index c57e88e85c41..92d5fdc8154e 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -13,6 +13,7 @@
#include <linux/completion.h>
#include <linux/kobject.h>
#include <linux/notifier.h>
+#include <linux/pm_qos.h>
#include <linux/spinlock.h>
#include <linux/sysfs.h>
@@ -76,8 +77,10 @@ struct cpufreq_policy {
struct work_struct update; /* if update_policy() needs to be
* called, but you're in IRQ context */
- struct dev_pm_qos_request *min_freq_req;
- struct dev_pm_qos_request *max_freq_req;
+ struct freq_constraints constraints;
+ struct freq_qos_request *min_freq_req;
+ struct freq_qos_request *max_freq_req;
+
struct cpufreq_frequency_table *freq_table;
enum cpufreq_table_sorting freq_table_sorted;
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index f8245d67f070..5dd9c982e2cb 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -202,6 +202,14 @@ struct gpio_irq_chip {
bool threaded;
/**
+ * @init_hw: optional routine to initialize hardware before
+ * an IRQ chip will be added. This is quite useful when
+ * a particular driver wants to clear IRQ related registers
+ * in order to avoid undesired events.
+ */
+ int (*init_hw)(struct gpio_chip *chip);
+
+ /**
* @init_valid_mask: optional routine to initialize @valid_mask, to be
* used if not all GPIO lines are valid interrupts. Sometimes some
* lines just cannot fire interrupts, and this routine, when defined,
diff --git a/include/linux/micrel_phy.h b/include/linux/micrel_phy.h
index ad24554f11f9..75f880c25bb8 100644
--- a/include/linux/micrel_phy.h
+++ b/include/linux/micrel_phy.h
@@ -31,7 +31,7 @@
#define PHY_ID_KSZ886X 0x00221430
#define PHY_ID_KSZ8863 0x00221435
-#define PHY_ID_KSZ8795 0x00221550
+#define PHY_ID_KSZ87XX 0x00221550
#define PHY_ID_KSZ9477 0x00221631
diff --git a/include/linux/page_ext.h b/include/linux/page_ext.h
index 682fd465df06..cfce186f0c4e 100644
--- a/include/linux/page_ext.h
+++ b/include/linux/page_ext.h
@@ -18,7 +18,7 @@ struct page_ext_operations {
enum page_ext_flags {
PAGE_EXT_OWNER,
- PAGE_EXT_OWNER_ACTIVE,
+ PAGE_EXT_OWNER_ALLOCATED,
#if defined(CONFIG_IDLE_PAGE_TRACKING) && !defined(CONFIG_64BIT)
PAGE_EXT_YOUNG,
PAGE_EXT_IDLE,
@@ -36,6 +36,7 @@ struct page_ext {
unsigned long flags;
};
+extern unsigned long page_ext_size;
extern void pgdat_page_ext_init(struct pglist_data *pgdat);
#ifdef CONFIG_SPARSEMEM
@@ -52,6 +53,13 @@ static inline void page_ext_init(void)
struct page_ext *lookup_page_ext(const struct page *page);
+static inline struct page_ext *page_ext_next(struct page_ext *curr)
+{
+ void *next = curr;
+ next += page_ext_size;
+ return next;
+}
+
#else /* !CONFIG_PAGE_EXTENSION */
struct page_ext;
diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h
index 222c3e01397c..ebf5ef17cc2a 100644
--- a/include/linux/pm_qos.h
+++ b/include/linux/pm_qos.h
@@ -34,8 +34,6 @@ enum pm_qos_flags_status {
#define PM_QOS_RESUME_LATENCY_NO_CONSTRAINT PM_QOS_LATENCY_ANY
#define PM_QOS_RESUME_LATENCY_NO_CONSTRAINT_NS PM_QOS_LATENCY_ANY_NS
#define PM_QOS_LATENCY_TOLERANCE_DEFAULT_VALUE 0
-#define PM_QOS_MIN_FREQUENCY_DEFAULT_VALUE 0
-#define PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE (-1)
#define PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT (-1)
#define PM_QOS_FLAG_NO_POWER_OFF (1 << 0)
@@ -54,8 +52,6 @@ struct pm_qos_flags_request {
enum dev_pm_qos_req_type {
DEV_PM_QOS_RESUME_LATENCY = 1,
DEV_PM_QOS_LATENCY_TOLERANCE,
- DEV_PM_QOS_MIN_FREQUENCY,
- DEV_PM_QOS_MAX_FREQUENCY,
DEV_PM_QOS_FLAGS,
};
@@ -97,14 +93,10 @@ struct pm_qos_flags {
struct dev_pm_qos {
struct pm_qos_constraints resume_latency;
struct pm_qos_constraints latency_tolerance;
- struct pm_qos_constraints min_frequency;
- struct pm_qos_constraints max_frequency;
struct pm_qos_flags flags;
struct dev_pm_qos_request *resume_latency_req;
struct dev_pm_qos_request *latency_tolerance_req;
struct dev_pm_qos_request *flags_req;
- struct dev_pm_qos_request *min_frequency_req;
- struct dev_pm_qos_request *max_frequency_req;
};
/* Action requested to pm_qos_update_target */
@@ -199,10 +191,6 @@ static inline s32 dev_pm_qos_read_value(struct device *dev,
switch (type) {
case DEV_PM_QOS_RESUME_LATENCY:
return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT;
- case DEV_PM_QOS_MIN_FREQUENCY:
- return PM_QOS_MIN_FREQUENCY_DEFAULT_VALUE;
- case DEV_PM_QOS_MAX_FREQUENCY:
- return PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE;
default:
WARN_ON(1);
return 0;
@@ -267,4 +255,48 @@ static inline s32 dev_pm_qos_raw_resume_latency(struct device *dev)
}
#endif
+#define FREQ_QOS_MIN_DEFAULT_VALUE 0
+#define FREQ_QOS_MAX_DEFAULT_VALUE (-1)
+
+enum freq_qos_req_type {
+ FREQ_QOS_MIN = 1,
+ FREQ_QOS_MAX,
+};
+
+struct freq_constraints {
+ struct pm_qos_constraints min_freq;
+ struct blocking_notifier_head min_freq_notifiers;
+ struct pm_qos_constraints max_freq;
+ struct blocking_notifier_head max_freq_notifiers;
+};
+
+struct freq_qos_request {
+ enum freq_qos_req_type type;
+ struct plist_node pnode;
+ struct freq_constraints *qos;
+};
+
+static inline int freq_qos_request_active(struct freq_qos_request *req)
+{
+ return !IS_ERR_OR_NULL(req->qos);
+}
+
+void freq_constraints_init(struct freq_constraints *qos);
+
+s32 freq_qos_read_value(struct freq_constraints *qos,
+ enum freq_qos_req_type type);
+
+int freq_qos_add_request(struct freq_constraints *qos,
+ struct freq_qos_request *req,
+ enum freq_qos_req_type type, s32 value);
+int freq_qos_update_request(struct freq_qos_request *req, s32 new_value);
+int freq_qos_remove_request(struct freq_qos_request *req);
+
+int freq_qos_add_notifier(struct freq_constraints *qos,
+ enum freq_qos_req_type type,
+ struct notifier_block *notifier);
+int freq_qos_remove_notifier(struct freq_constraints *qos,
+ enum freq_qos_req_type type,
+ struct notifier_block *notifier);
+
#endif
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2c2e56bd8913..67a1d86981a9 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -223,6 +223,7 @@ extern long schedule_timeout_uninterruptible(long timeout);
extern long schedule_timeout_idle(long timeout);
asmlinkage void schedule(void);
extern void schedule_preempt_disabled(void);
+asmlinkage void preempt_schedule_irq(void);
extern int __must_check io_schedule_prepare(void);
extern void io_schedule_finish(int token);
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 4351577b14d7..7914fdaf4226 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3510,8 +3510,9 @@ int skb_ensure_writable(struct sk_buff *skb, int write_len);
int __skb_vlan_pop(struct sk_buff *skb, u16 *vlan_tci);
int skb_vlan_pop(struct sk_buff *skb);
int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci);
-int skb_mpls_push(struct sk_buff *skb, __be32 mpls_lse, __be16 mpls_proto);
-int skb_mpls_pop(struct sk_buff *skb, __be16 next_proto);
+int skb_mpls_push(struct sk_buff *skb, __be32 mpls_lse, __be16 mpls_proto,
+ int mac_len);
+int skb_mpls_pop(struct sk_buff *skb, __be16 next_proto, int mac_len);
int skb_mpls_update_lse(struct sk_buff *skb, __be32 mpls_lse);
int skb_mpls_dec_ttl(struct sk_buff *skb);
struct sk_buff *pskb_extract(struct sk_buff *skb, int off, int to_copy,
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 99617e528ea2..668e25a76d69 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -393,7 +393,7 @@ struct tcp_sock {
/* fastopen_rsk points to request_sock that resulted in this big
* socket. Used to retransmit SYNACKs etc.
*/
- struct request_sock *fastopen_rsk;
+ struct request_sock __rcu *fastopen_rsk;
u32 *saved_syn;
};
@@ -447,8 +447,8 @@ static inline struct tcp_timewait_sock *tcp_twsk(const struct sock *sk)
static inline bool tcp_passive_fastopen(const struct sock *sk)
{
- return (sk->sk_state == TCP_SYN_RECV &&
- tcp_sk(sk)->fastopen_rsk != NULL);
+ return sk->sk_state == TCP_SYN_RECV &&
+ rcu_access_pointer(tcp_sk(sk)->fastopen_rsk) != NULL;
}
static inline void fastopen_queue_tune(struct sock *sk, int backlog)
diff --git a/include/linux/xarray.h b/include/linux/xarray.h
index 5921599b6dc4..86eecbd98e84 100644
--- a/include/linux/xarray.h
+++ b/include/linux/xarray.h
@@ -230,8 +230,8 @@ static inline int xa_err(void *entry)
* This structure is used either directly or via the XA_LIMIT() macro
* to communicate the range of IDs that are valid for allocation.
* Two common ranges are predefined for you:
- * * xa_limit_32b - [0 - UINT_MAX]
- * * xa_limit_31b - [0 - INT_MAX]
+ * * xa_limit_32b - [0 - UINT_MAX]
+ * * xa_limit_31b - [0 - INT_MAX]
*/
struct xa_limit {
u32 max;
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index ff45c3e1abff..4ab2c49423dc 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -5550,6 +5550,14 @@ const struct ieee80211_reg_rule *freq_reg_info(struct wiphy *wiphy,
const char *reg_initiator_name(enum nl80211_reg_initiator initiator);
/**
+ * regulatory_pre_cac_allowed - check if pre-CAC allowed in the current regdom
+ * @wiphy: wiphy for which pre-CAC capability is checked.
+ *
+ * Pre-CAC is allowed only in some regdomains (notable ETSI).
+ */
+bool regulatory_pre_cac_allowed(struct wiphy *wiphy);
+
+/**
* DOC: Internal regulatory db functions
*
*/
diff --git a/include/net/llc_conn.h b/include/net/llc_conn.h
index df528a623548..ea985aa7a6c5 100644
--- a/include/net/llc_conn.h
+++ b/include/net/llc_conn.h
@@ -104,7 +104,7 @@ void llc_sk_reset(struct sock *sk);
/* Access to a connection */
int llc_conn_state_process(struct sock *sk, struct sk_buff *skb);
-int llc_conn_send_pdu(struct sock *sk, struct sk_buff *skb);
+void llc_conn_send_pdu(struct sock *sk, struct sk_buff *skb);
void llc_conn_rtn_pdu(struct sock *sk, struct sk_buff *skb);
void llc_conn_resend_i_pdu_as_cmd(struct sock *sk, u8 nr, u8 first_p_bit);
void llc_conn_resend_i_pdu_as_rsp(struct sock *sk, u8 nr, u8 first_f_bit);
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index f8712bbeb2e0..4c2cd9378699 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -52,6 +52,9 @@ struct bpf_prog;
#define NETDEV_HASHENTRIES (1 << NETDEV_HASHBITS)
struct net {
+ /* First cache line can be often dirtied.
+ * Do not place here read-mostly fields.
+ */
refcount_t passive; /* To decide when the network
* namespace should be freed.
*/
@@ -60,7 +63,13 @@ struct net {
*/
spinlock_t rules_mod_lock;
- u32 hash_mix;
+ unsigned int dev_unreg_count;
+
+ unsigned int dev_base_seq; /* protected by rtnl_mutex */
+ int ifindex;
+
+ spinlock_t nsid_lock;
+ atomic_t fnhe_genid;
struct list_head list; /* list of network namespaces */
struct list_head exit_list; /* To linked to call pernet exit
@@ -76,11 +85,11 @@ struct net {
#endif
struct user_namespace *user_ns; /* Owning user namespace */
struct ucounts *ucounts;
- spinlock_t nsid_lock;
struct idr netns_ids;
struct ns_common ns;
+ struct list_head dev_base_head;
struct proc_dir_entry *proc_net;
struct proc_dir_entry *proc_net_stat;
@@ -93,17 +102,18 @@ struct net {
struct uevent_sock *uevent_sock; /* uevent socket */
- struct list_head dev_base_head;
struct hlist_head *dev_name_head;
struct hlist_head *dev_index_head;
- unsigned int dev_base_seq; /* protected by rtnl_mutex */
- int ifindex;
- unsigned int dev_unreg_count;
+ /* Note that @hash_mix can be read millions times per second,
+ * it is critical that it is on a read_mostly cache line.
+ */
+ u32 hash_mix;
+
+ struct net_device *loopback_dev; /* The loopback */
/* core fib_rules */
struct list_head rules_ops;
- struct net_device *loopback_dev; /* The loopback */
struct netns_core core;
struct netns_mib mib;
struct netns_packet packet;
@@ -171,7 +181,6 @@ struct net {
struct sock *crypto_nlsk;
#endif
struct sock *diag_nlsk;
- atomic_t fnhe_genid;
} __randomize_layout;
#include <linux/seq_file_net.h>
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index fd178d58fa84..cf8b33213bbc 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -185,7 +185,7 @@ void reqsk_fastopen_remove(struct sock *sk, struct request_sock *req,
static inline bool reqsk_queue_empty(const struct request_sock_queue *queue)
{
- return queue->rskq_accept_head == NULL;
+ return READ_ONCE(queue->rskq_accept_head) == NULL;
}
static inline struct request_sock *reqsk_queue_remove(struct request_sock_queue *queue,
@@ -197,7 +197,7 @@ static inline struct request_sock *reqsk_queue_remove(struct request_sock_queue
req = queue->rskq_accept_head;
if (req) {
sk_acceptq_removed(parent);
- queue->rskq_accept_head = req->dl_next;
+ WRITE_ONCE(queue->rskq_accept_head, req->dl_next);
if (queue->rskq_accept_head == NULL)
queue->rskq_accept_tail = NULL;
}
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 5d60f13d2347..3ab5c6bbb90b 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -610,4 +610,9 @@ static inline __u32 sctp_min_frag_point(struct sctp_sock *sp, __u16 datasize)
return sctp_mtu_payload(sp, SCTP_DEFAULT_MINSEGMENT, datasize);
}
+static inline bool sctp_newsk_ready(const struct sock *sk)
+{
+ return sock_flag(sk, SOCK_DEAD) || sk->sk_socket;
+}
+
#endif /* __net_sctp_h__ */
diff --git a/include/net/sock.h b/include/net/sock.h
index 2c53f1a1d905..f69b58bff7e5 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -878,12 +878,17 @@ static inline bool sk_acceptq_is_full(const struct sock *sk)
*/
static inline int sk_stream_min_wspace(const struct sock *sk)
{
- return sk->sk_wmem_queued >> 1;
+ return READ_ONCE(sk->sk_wmem_queued) >> 1;
}
static inline int sk_stream_wspace(const struct sock *sk)
{
- return sk->sk_sndbuf - sk->sk_wmem_queued;
+ return READ_ONCE(sk->sk_sndbuf) - READ_ONCE(sk->sk_wmem_queued);
+}
+
+static inline void sk_wmem_queued_add(struct sock *sk, int val)
+{
+ WRITE_ONCE(sk->sk_wmem_queued, sk->sk_wmem_queued + val);
}
void sk_stream_write_space(struct sock *sk);
@@ -1207,7 +1212,7 @@ static inline void sk_refcnt_debug_release(const struct sock *sk)
static inline bool __sk_stream_memory_free(const struct sock *sk, int wake)
{
- if (sk->sk_wmem_queued >= sk->sk_sndbuf)
+ if (READ_ONCE(sk->sk_wmem_queued) >= READ_ONCE(sk->sk_sndbuf))
return false;
return sk->sk_prot->stream_memory_free ?
@@ -1467,7 +1472,7 @@ DECLARE_STATIC_KEY_FALSE(tcp_tx_skb_cache_key);
static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb)
{
sock_set_flag(sk, SOCK_QUEUE_SHRUNK);
- sk->sk_wmem_queued -= skb->truesize;
+ sk_wmem_queued_add(sk, -skb->truesize);
sk_mem_uncharge(sk, skb->truesize);
if (static_branch_unlikely(&tcp_tx_skb_cache_key) &&
!sk->sk_tx_skb_cache && !skb_cloned(skb)) {
@@ -2014,7 +2019,7 @@ static inline int skb_copy_to_page_nocache(struct sock *sk, struct iov_iter *fro
skb->len += copy;
skb->data_len += copy;
skb->truesize += copy;
- sk->sk_wmem_queued += copy;
+ sk_wmem_queued_add(sk, copy);
sk_mem_charge(sk, copy);
return 0;
}
@@ -2220,10 +2225,14 @@ static inline void sk_wake_async(const struct sock *sk, int how, int band)
static inline void sk_stream_moderate_sndbuf(struct sock *sk)
{
- if (!(sk->sk_userlocks & SOCK_SNDBUF_LOCK)) {
- sk->sk_sndbuf = min(sk->sk_sndbuf, sk->sk_wmem_queued >> 1);
- sk->sk_sndbuf = max_t(u32, sk->sk_sndbuf, SOCK_MIN_SNDBUF);
- }
+ u32 val;
+
+ if (sk->sk_userlocks & SOCK_SNDBUF_LOCK)
+ return;
+
+ val = min(sk->sk_sndbuf, sk->sk_wmem_queued >> 1);
+
+ WRITE_ONCE(sk->sk_sndbuf, max_t(u32, val, SOCK_MIN_SNDBUF));
}
struct sk_buff *sk_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp,
@@ -2251,7 +2260,7 @@ bool sk_page_frag_refill(struct sock *sk, struct page_frag *pfrag);
*/
static inline bool sock_writeable(const struct sock *sk)
{
- return refcount_read(&sk->sk_wmem_alloc) < (sk->sk_sndbuf >> 1);
+ return refcount_read(&sk->sk_wmem_alloc) < (READ_ONCE(sk->sk_sndbuf) >> 1);
}
static inline gfp_t gfp_any(void)
@@ -2271,7 +2280,9 @@ static inline long sock_sndtimeo(const struct sock *sk, bool noblock)
static inline int sock_rcvlowat(const struct sock *sk, int waitall, int len)
{
- return (waitall ? len : min_t(int, sk->sk_rcvlowat, len)) ? : 1;
+ int v = waitall ? len : min_t(int, READ_ONCE(sk->sk_rcvlowat), len);
+
+ return v ?: 1;
}
/* Alas, with timeout socket operations are not restartable.
diff --git a/include/net/tcp.h b/include/net/tcp.h
index c9a3f9688223..ab4eb5eb5d07 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -258,7 +258,7 @@ static inline bool tcp_under_memory_pressure(const struct sock *sk)
mem_cgroup_under_socket_pressure(sk->sk_memcg))
return true;
- return tcp_memory_pressure;
+ return READ_ONCE(tcp_memory_pressure);
}
/*
* The next routines deal with comparing 32 bit unsigned ints
@@ -1380,13 +1380,14 @@ static inline int tcp_win_from_space(const struct sock *sk, int space)
/* Note: caller must be prepared to deal with negative returns */
static inline int tcp_space(const struct sock *sk)
{
- return tcp_win_from_space(sk, sk->sk_rcvbuf - sk->sk_backlog.len -
+ return tcp_win_from_space(sk, READ_ONCE(sk->sk_rcvbuf) -
+ READ_ONCE(sk->sk_backlog.len) -
atomic_read(&sk->sk_rmem_alloc));
}
static inline int tcp_full_space(const struct sock *sk)
{
- return tcp_win_from_space(sk, sk->sk_rcvbuf);
+ return tcp_win_from_space(sk, READ_ONCE(sk->sk_rcvbuf));
}
extern void tcp_openreq_init_rwin(struct request_sock *req,
@@ -1916,7 +1917,8 @@ static inline u32 tcp_notsent_lowat(const struct tcp_sock *tp)
static inline bool tcp_stream_memory_free(const struct sock *sk, int wake)
{
const struct tcp_sock *tp = tcp_sk(sk);
- u32 notsent_bytes = tp->write_seq - tp->snd_nxt;
+ u32 notsent_bytes = READ_ONCE(tp->write_seq) -
+ READ_ONCE(tp->snd_nxt);
return (notsent_bytes << wake) < tcp_notsent_lowat(tp);
}
diff --git a/include/scsi/scsi_eh.h b/include/scsi/scsi_eh.h
index 3810b340551c..6bd5ed695a5e 100644
--- a/include/scsi/scsi_eh.h
+++ b/include/scsi/scsi_eh.h
@@ -32,6 +32,7 @@ extern int scsi_ioctl_reset(struct scsi_device *, int __user *);
struct scsi_eh_save {
/* saved state */
int result;
+ unsigned int resid_len;
int eh_eflags;
enum dma_data_direction data_direction;
unsigned underflow;
diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h
index 0fd39295b426..057d2a2d0bd0 100644
--- a/include/sound/hda_register.h
+++ b/include/sound/hda_register.h
@@ -264,6 +264,9 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
#define AZX_REG_ML_LOUTPAY 0x20
#define AZX_REG_ML_LINPAY 0x30
+/* bit0 is reserved, with BIT(1) mapping to stream1 */
+#define ML_LOSIDV_STREAM_MASK 0xFFFE
+
#define ML_LCTL_SCF_MASK 0xF
#define AZX_MLCTL_SPA (0x1 << 16)
#define AZX_MLCTL_CPA (0x1 << 23)
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h
index 985a5f583de4..31f76b6abf71 100644
--- a/include/sound/simple_card_utils.h
+++ b/include/sound/simple_card_utils.h
@@ -135,9 +135,9 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv,
struct link_info *li);
#ifdef DEBUG
-inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv,
- char *name,
- struct asoc_simple_dai *dai)
+static inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv,
+ char *name,
+ struct asoc_simple_dai *dai)
{
struct device *dev = simple_priv_to_dev(priv);
@@ -167,7 +167,7 @@ inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv,
dev_dbg(dev, "%s clk %luHz\n", name, clk_get_rate(dai->clk));
}
-inline void asoc_simple_debug_info(struct asoc_simple_priv *priv)
+static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv)
{
struct snd_soc_card *card = simple_priv_to_card(priv);
struct device *dev = simple_priv_to_dev(priv);
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index 5df604de4f11..75ae1899452b 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1688,6 +1688,7 @@ TRACE_EVENT(qgroup_update_reserve,
__entry->qgid = qgroup->qgroupid;
__entry->cur_reserved = qgroup->rsv.values[type];
__entry->diff = diff;
+ __entry->type = type;
),
TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
@@ -1710,6 +1711,7 @@ TRACE_EVENT(qgroup_meta_reserve,
TP_fast_assign_btrfs(root->fs_info,
__entry->refroot = root->root_key.objectid;
__entry->diff = diff;
+ __entry->type = type;
),
TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
@@ -1726,7 +1728,6 @@ TRACE_EVENT(qgroup_meta_convert,
TP_STRUCT__entry_btrfs(
__field( u64, refroot )
__field( s64, diff )
- __field( int, type )
),
TP_fast_assign_btrfs(root->fs_info,
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index edc5c887a44c..191fe447f990 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -519,10 +519,10 @@ TRACE_EVENT(rxrpc_local,
);
TRACE_EVENT(rxrpc_peer,
- TP_PROTO(struct rxrpc_peer *peer, enum rxrpc_peer_trace op,
+ TP_PROTO(unsigned int peer_debug_id, enum rxrpc_peer_trace op,
int usage, const void *where),
- TP_ARGS(peer, op, usage, where),
+ TP_ARGS(peer_debug_id, op, usage, where),
TP_STRUCT__entry(
__field(unsigned int, peer )
@@ -532,7 +532,7 @@ TRACE_EVENT(rxrpc_peer,
),
TP_fast_assign(
- __entry->peer = peer->debug_id;
+ __entry->peer = peer_debug_id;
__entry->op = op;
__entry->usage = usage;
__entry->where = where;
@@ -546,10 +546,10 @@ TRACE_EVENT(rxrpc_peer,
);
TRACE_EVENT(rxrpc_conn,
- TP_PROTO(struct rxrpc_connection *conn, enum rxrpc_conn_trace op,
+ TP_PROTO(unsigned int conn_debug_id, enum rxrpc_conn_trace op,
int usage, const void *where),
- TP_ARGS(conn, op, usage, where),
+ TP_ARGS(conn_debug_id, op, usage, where),
TP_STRUCT__entry(
__field(unsigned int, conn )
@@ -559,7 +559,7 @@ TRACE_EVENT(rxrpc_conn,
),
TP_fast_assign(
- __entry->conn = conn->debug_id;
+ __entry->conn = conn_debug_id;
__entry->op = op;
__entry->usage = usage;
__entry->where = where;
@@ -606,10 +606,10 @@ TRACE_EVENT(rxrpc_client,
);
TRACE_EVENT(rxrpc_call,
- TP_PROTO(struct rxrpc_call *call, enum rxrpc_call_trace op,
+ TP_PROTO(unsigned int call_debug_id, enum rxrpc_call_trace op,
int usage, const void *where, const void *aux),
- TP_ARGS(call, op, usage, where, aux),
+ TP_ARGS(call_debug_id, op, usage, where, aux),
TP_STRUCT__entry(
__field(unsigned int, call )
@@ -620,7 +620,7 @@ TRACE_EVENT(rxrpc_call,
),
TP_fast_assign(
- __entry->call = call->debug_id;
+ __entry->call = call_debug_id;
__entry->op = op;
__entry->usage = usage;
__entry->where = where;
diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h
index a0c4b8a30966..51fe9f6719eb 100644
--- a/include/trace/events/sock.h
+++ b/include/trace/events/sock.h
@@ -82,7 +82,7 @@ TRACE_EVENT(sock_rcvqueue_full,
TP_fast_assign(
__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
__entry->truesize = skb->truesize;
- __entry->sk_rcvbuf = sk->sk_rcvbuf;
+ __entry->sk_rcvbuf = READ_ONCE(sk->sk_rcvbuf);
),
TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",
@@ -115,7 +115,7 @@ TRACE_EVENT(sock_exceed_buf_limit,
__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
__entry->sysctl_wmem = sk_get_wmem0(sk, prot);
__entry->wmem_alloc = refcount_read(&sk->sk_wmem_alloc);
- __entry->wmem_queued = sk->sk_wmem_queued;
+ __entry->wmem_queued = READ_ONCE(sk->sk_wmem_queued);
__entry->kind = kind;
),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 08:09:01 +0000