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-rw-r--r--include/acpi/acpi_bus.h18
-rw-r--r--include/linux/audit.h6
-rw-r--r--include/linux/device.h2
-rw-r--r--include/linux/input.h1
-rw-r--r--include/linux/irq.h5
-rw-r--r--include/linux/of_platform.h7
-rw-r--r--include/linux/seccomp.h3
-rw-r--r--include/linux/syscalls.h12
-rw-r--r--include/linux/trace_events.h1
-rw-r--r--include/net/dst.h22
-rw-r--r--include/net/route.h2
-rw-r--r--include/net/sock.h2
-rw-r--r--include/net/tcp.h1
-rw-r--r--include/uapi/linux/ethtool.h6
-rw-r--r--include/uapi/linux/seccomp.h23
-rw-r--r--include/xen/arm/page.h10
16 files changed, 52 insertions, 69 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index dedf9d789166..fa1505292f6c 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -399,17 +399,12 @@ extern const struct fwnode_operations acpi_device_fwnode_ops;
extern const struct fwnode_operations acpi_data_fwnode_ops;
extern const struct fwnode_operations acpi_static_fwnode_ops;
+bool is_acpi_device_node(const struct fwnode_handle *fwnode);
+bool is_acpi_data_node(const struct fwnode_handle *fwnode);
+
static inline bool is_acpi_node(const struct fwnode_handle *fwnode)
{
- return !IS_ERR_OR_NULL(fwnode) &&
- (fwnode->ops == &acpi_device_fwnode_ops
- || fwnode->ops == &acpi_data_fwnode_ops);
-}
-
-static inline bool is_acpi_device_node(const struct fwnode_handle *fwnode)
-{
- return !IS_ERR_OR_NULL(fwnode) &&
- fwnode->ops == &acpi_device_fwnode_ops;
+ return (is_acpi_device_node(fwnode) || is_acpi_data_node(fwnode));
}
#define to_acpi_device_node(__fwnode) \
@@ -422,11 +417,6 @@ static inline bool is_acpi_device_node(const struct fwnode_handle *fwnode)
NULL; \
})
-static inline bool is_acpi_data_node(const struct fwnode_handle *fwnode)
-{
- return !IS_ERR_OR_NULL(fwnode) && fwnode->ops == &acpi_data_fwnode_ops;
-}
-
#define to_acpi_data_node(__fwnode) \
({ \
typeof(__fwnode) __to_acpi_data_node_fwnode = __fwnode; \
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 74d4d4e8e3db..cb708eb8accc 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -314,11 +314,7 @@ void audit_core_dumps(long signr);
static inline void audit_seccomp(unsigned long syscall, long signr, int code)
{
- if (!audit_enabled)
- return;
-
- /* Force a record to be reported if a signal was delivered. */
- if (signr || unlikely(!audit_dummy_context()))
+ if (audit_enabled && unlikely(!audit_dummy_context()))
__audit_seccomp(syscall, signr, code);
}
diff --git a/include/linux/device.h b/include/linux/device.h
index c6f27207dbe8..1d2607923a24 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -838,7 +838,7 @@ struct dev_links_info {
* @driver_data: Private pointer for driver specific info.
* @links: Links to suppliers and consumers of this device.
* @power: For device power management.
- * See Documentation/power/admin-guide/devices.rst for details.
+ * See Documentation/driver-api/pm/devices.rst for details.
* @pm_domain: Provide callbacks that are executed during system suspend,
* hibernation, system resume and during runtime PM transitions
* along with subsystem-level and driver-level callbacks.
diff --git a/include/linux/input.h b/include/linux/input.h
index a65e3b24fb18..fb5e23c7ed98 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -529,6 +529,7 @@ int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code,
int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file);
int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file);
+int input_ff_flush(struct input_dev *dev, struct file *file);
int input_ff_create_memless(struct input_dev *dev, void *data,
int (*play_effect)(struct input_dev *, void *, struct ff_effect *));
diff --git a/include/linux/irq.h b/include/linux/irq.h
index b99a784635ff..d4728bf6a537 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -783,10 +783,7 @@ static inline struct cpumask *irq_data_get_affinity_mask(struct irq_data *d)
static inline
struct cpumask *irq_data_get_effective_affinity_mask(struct irq_data *d)
{
- if (!cpumask_empty(d->common->effective_affinity))
- return d->common->effective_affinity;
-
- return d->common->affinity;
+ return d->common->effective_affinity;
}
static inline void irq_data_update_effective_affinity(struct irq_data *d,
const struct cpumask *m)
diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h
index e0d1946270f3..fb908e598348 100644
--- a/include/linux/of_platform.h
+++ b/include/linux/of_platform.h
@@ -57,7 +57,14 @@ extern const struct of_device_id of_default_bus_match_table[];
extern struct platform_device *of_device_alloc(struct device_node *np,
const char *bus_id,
struct device *parent);
+#ifdef CONFIG_OF
extern struct platform_device *of_find_device_by_node(struct device_node *np);
+#else
+static inline struct platform_device *of_find_device_by_node(struct device_node *np)
+{
+ return NULL;
+}
+#endif
/* Platform devices and busses creation */
extern struct platform_device *of_platform_device_create(struct device_node *np,
diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h
index ecc296c137cd..c8bef436b61d 100644
--- a/include/linux/seccomp.h
+++ b/include/linux/seccomp.h
@@ -3,7 +3,8 @@
#include <uapi/linux/seccomp.h>
-#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC)
+#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \
+ SECCOMP_FILTER_FLAG_LOG)
#ifdef CONFIG_SECCOMP
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 95606a2d556f..a78186d826d7 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -221,21 +221,25 @@ static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
} \
static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__))
-#ifdef TIF_FSCHECK
/*
* Called before coming back to user-mode. Returning to user-mode with an
* address limit different than USER_DS can allow to overwrite kernel memory.
*/
static inline void addr_limit_user_check(void)
{
-
+#ifdef TIF_FSCHECK
if (!test_thread_flag(TIF_FSCHECK))
return;
+#endif
- BUG_ON(!segment_eq(get_fs(), USER_DS));
+ if (CHECK_DATA_CORRUPTION(!segment_eq(get_fs(), USER_DS),
+ "Invalid address limit on user-mode return"))
+ force_sig(SIGKILL, current);
+
+#ifdef TIF_FSCHECK
clear_thread_flag(TIF_FSCHECK);
-}
#endif
+}
asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special,
qid_t id, void __user *addr);
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 7f11050746ae..2e0f22298fe9 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -272,6 +272,7 @@ struct trace_event_call {
int perf_refcount;
struct hlist_head __percpu *perf_events;
struct bpf_prog *prog;
+ struct perf_event *bpf_prog_owner;
int (*perf_perm)(struct trace_event_call *,
struct perf_event *);
diff --git a/include/net/dst.h b/include/net/dst.h
index 93568bd0a352..06a6765da074 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -271,7 +271,7 @@ static inline void dst_use_noref(struct dst_entry *dst, unsigned long time)
static inline struct dst_entry *dst_clone(struct dst_entry *dst)
{
if (dst)
- atomic_inc(&dst->__refcnt);
+ dst_hold(dst);
return dst;
}
@@ -312,21 +312,6 @@ static inline void skb_dst_copy(struct sk_buff *nskb, const struct sk_buff *oskb
}
/**
- * skb_dst_force - makes sure skb dst is refcounted
- * @skb: buffer
- *
- * If dst is not yet refcounted, let's do it
- */
-static inline void skb_dst_force(struct sk_buff *skb)
-{
- if (skb_dst_is_noref(skb)) {
- WARN_ON(!rcu_read_lock_held());
- skb->_skb_refdst &= ~SKB_DST_NOREF;
- dst_clone(skb_dst(skb));
- }
-}
-
-/**
* dst_hold_safe - Take a reference on a dst if possible
* @dst: pointer to dst entry
*
@@ -339,16 +324,17 @@ static inline bool dst_hold_safe(struct dst_entry *dst)
}
/**
- * skb_dst_force_safe - makes sure skb dst is refcounted
+ * skb_dst_force - makes sure skb dst is refcounted
* @skb: buffer
*
* If dst is not yet refcounted and not destroyed, grab a ref on it.
*/
-static inline void skb_dst_force_safe(struct sk_buff *skb)
+static inline void skb_dst_force(struct sk_buff *skb)
{
if (skb_dst_is_noref(skb)) {
struct dst_entry *dst = skb_dst(skb);
+ WARN_ON(!rcu_read_lock_held());
if (!dst_hold_safe(dst))
dst = NULL;
diff --git a/include/net/route.h b/include/net/route.h
index 1b09a9368c68..57dfc6850d37 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -190,7 +190,7 @@ static inline int ip_route_input(struct sk_buff *skb, __be32 dst, __be32 src,
rcu_read_lock();
err = ip_route_input_noref(skb, dst, src, tos, devin);
if (!err) {
- skb_dst_force_safe(skb);
+ skb_dst_force(skb);
if (!skb_dst(skb))
err = -EINVAL;
}
diff --git a/include/net/sock.h b/include/net/sock.h
index 03a362568357..a6b9a8d1a6df 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -856,7 +856,7 @@ void sk_stream_write_space(struct sock *sk);
static inline void __sk_add_backlog(struct sock *sk, struct sk_buff *skb)
{
/* dont let skb dst not refcounted, we are going to leave rcu lock */
- skb_dst_force_safe(skb);
+ skb_dst_force(skb);
if (!sk->sk_backlog.tail)
sk->sk_backlog.head = skb;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index b510f284427a..3bc910a9bfc6 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -544,7 +544,6 @@ u32 tcp_tso_autosize(const struct sock *sk, unsigned int mss_now,
int min_tso_segs);
void __tcp_push_pending_frames(struct sock *sk, unsigned int cur_mss,
int nonagle);
-bool tcp_may_send_now(struct sock *sk);
int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs);
int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs);
void tcp_retransmit_timer(struct sock *sk);
diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h
index 9c041dae8e2c..5bd1b1de4ea0 100644
--- a/include/uapi/linux/ethtool.h
+++ b/include/uapi/linux/ethtool.h
@@ -1753,6 +1753,8 @@ enum ethtool_reset_flags {
* %ethtool_link_mode_bit_indices for the link modes, and other
* link features that the link partner advertised through
* autonegotiation; 0 if unknown or not applicable. Read-only.
+ * @transceiver: Used to distinguish different possible PHY types,
+ * reported consistently by PHYLIB. Read-only.
*
* If autonegotiation is disabled, the speed and @duplex represent the
* fixed link mode and are writable if the driver supports multiple
@@ -1804,7 +1806,9 @@ struct ethtool_link_settings {
__u8 eth_tp_mdix;
__u8 eth_tp_mdix_ctrl;
__s8 link_mode_masks_nwords;
- __u32 reserved[8];
+ __u8 transceiver;
+ __u8 reserved1[3];
+ __u32 reserved[7];
__u32 link_mode_masks[0];
/* layout of link_mode_masks fields:
* __u32 map_supported[link_mode_masks_nwords];
diff --git a/include/uapi/linux/seccomp.h b/include/uapi/linux/seccomp.h
index 0f238a43ff1e..f6bc1dea3247 100644
--- a/include/uapi/linux/seccomp.h
+++ b/include/uapi/linux/seccomp.h
@@ -11,27 +11,34 @@
#define SECCOMP_MODE_FILTER 2 /* uses user-supplied filter. */
/* Valid operations for seccomp syscall. */
-#define SECCOMP_SET_MODE_STRICT 0
-#define SECCOMP_SET_MODE_FILTER 1
+#define SECCOMP_SET_MODE_STRICT 0
+#define SECCOMP_SET_MODE_FILTER 1
+#define SECCOMP_GET_ACTION_AVAIL 2
/* Valid flags for SECCOMP_SET_MODE_FILTER */
#define SECCOMP_FILTER_FLAG_TSYNC 1
+#define SECCOMP_FILTER_FLAG_LOG 2
/*
* All BPF programs must return a 32-bit value.
* The bottom 16-bits are for optional return data.
- * The upper 16-bits are ordered from least permissive values to most.
+ * The upper 16-bits are ordered from least permissive values to most,
+ * as a signed value (so 0x8000000 is negative).
*
* The ordering ensures that a min_t() over composed return values always
* selects the least permissive choice.
*/
-#define SECCOMP_RET_KILL 0x00000000U /* kill the task immediately */
-#define SECCOMP_RET_TRAP 0x00030000U /* disallow and force a SIGSYS */
-#define SECCOMP_RET_ERRNO 0x00050000U /* returns an errno */
-#define SECCOMP_RET_TRACE 0x7ff00000U /* pass to a tracer or disallow */
-#define SECCOMP_RET_ALLOW 0x7fff0000U /* allow */
+#define SECCOMP_RET_KILL_PROCESS 0x80000000U /* kill the process */
+#define SECCOMP_RET_KILL_THREAD 0x00000000U /* kill the thread */
+#define SECCOMP_RET_KILL SECCOMP_RET_KILL_THREAD
+#define SECCOMP_RET_TRAP 0x00030000U /* disallow and force a SIGSYS */
+#define SECCOMP_RET_ERRNO 0x00050000U /* returns an errno */
+#define SECCOMP_RET_TRACE 0x7ff00000U /* pass to a tracer or disallow */
+#define SECCOMP_RET_LOG 0x7ffc0000U /* allow after logging */
+#define SECCOMP_RET_ALLOW 0x7fff0000U /* allow */
/* Masks for the return value sections. */
+#define SECCOMP_RET_ACTION_FULL 0xffff0000U
#define SECCOMP_RET_ACTION 0x7fff0000U
#define SECCOMP_RET_DATA 0x0000ffffU
diff --git a/include/xen/arm/page.h b/include/xen/arm/page.h
index 415dbc6e43fd..6adc2a955340 100644
--- a/include/xen/arm/page.h
+++ b/include/xen/arm/page.h
@@ -84,16 +84,6 @@ static inline xmaddr_t arbitrary_virt_to_machine(void *vaddr)
BUG();
}
-/* TODO: this shouldn't be here but it is because the frontend drivers
- * are using it (its rolled in headers) even though we won't hit the code path.
- * So for right now just punt with this.
- */
-static inline pte_t *lookup_address(unsigned long address, unsigned int *level)
-{
- BUG();
- return NULL;
-}
-
extern int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
struct gnttab_map_grant_ref *kmap_ops,
struct page **pages, unsigned int count);
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