summaryrefslogtreecommitdiffstats
path: root/include
diff options
context:
space:
mode:
Diffstat (limited to 'include')
-rw-r--r--include/linux/arch_topology.h1
-rw-r--r--include/linux/debug_locks.h2
-rw-r--r--include/linux/huge_mm.h8
-rw-r--r--include/linux/hugetlb.h8
-rw-r--r--include/linux/mlx5/driver.h4
-rw-r--r--include/linux/mlx5/transobj.h1
-rw-r--r--include/linux/mm.h3
-rw-r--r--include/linux/ptp_clock_kernel.h2
-rw-r--r--include/linux/rmap.h1
-rw-r--r--include/linux/socket.h2
-rw-r--r--include/linux/swapops.h15
-rw-r--r--include/net/mac80211.h9
-rw-r--r--include/net/net_namespace.h14
-rw-r--r--include/net/sock.h17
-rw-r--r--include/uapi/asm-generic/unistd.h3
-rw-r--r--include/uapi/linux/in.h3
16 files changed, 75 insertions, 18 deletions
diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h
index f180240dc95f..11e555cfaecb 100644
--- a/include/linux/arch_topology.h
+++ b/include/linux/arch_topology.h
@@ -37,7 +37,6 @@ bool topology_scale_freq_invariant(void);
enum scale_freq_source {
SCALE_FREQ_SOURCE_CPUFREQ = 0,
SCALE_FREQ_SOURCE_ARCH,
- SCALE_FREQ_SOURCE_CPPC,
};
struct scale_freq_data {
diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h
index 2915f56ad421..edb5c186b0b7 100644
--- a/include/linux/debug_locks.h
+++ b/include/linux/debug_locks.h
@@ -27,8 +27,10 @@ extern int debug_locks_off(void);
int __ret = 0; \
\
if (!oops_in_progress && unlikely(c)) { \
+ instrumentation_begin(); \
if (debug_locks_off() && !debug_locks_silent) \
WARN(1, "DEBUG_LOCKS_WARN_ON(%s)", #c); \
+ instrumentation_end(); \
__ret = 1; \
} \
__ret; \
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 9626fda5efce..2a8ebe6c222e 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -286,6 +286,7 @@ struct page *follow_devmap_pud(struct vm_area_struct *vma, unsigned long addr,
vm_fault_t do_huge_pmd_numa_page(struct vm_fault *vmf, pmd_t orig_pmd);
extern struct page *huge_zero_page;
+extern unsigned long huge_zero_pfn;
static inline bool is_huge_zero_page(struct page *page)
{
@@ -294,7 +295,7 @@ static inline bool is_huge_zero_page(struct page *page)
static inline bool is_huge_zero_pmd(pmd_t pmd)
{
- return is_huge_zero_page(pmd_page(pmd));
+ return READ_ONCE(huge_zero_pfn) == pmd_pfn(pmd) && pmd_present(pmd);
}
static inline bool is_huge_zero_pud(pud_t pud)
@@ -440,6 +441,11 @@ static inline bool is_huge_zero_page(struct page *page)
return false;
}
+static inline bool is_huge_zero_pmd(pmd_t pmd)
+{
+ return false;
+}
+
static inline bool is_huge_zero_pud(pud_t pud)
{
return false;
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index b92f25ccef58..6504346a1947 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -149,6 +149,7 @@ bool hugetlb_reserve_pages(struct inode *inode, long from, long to,
long hugetlb_unreserve_pages(struct inode *inode, long start, long end,
long freed);
bool isolate_huge_page(struct page *page, struct list_head *list);
+int get_hwpoison_huge_page(struct page *page, bool *hugetlb);
void putback_active_hugepage(struct page *page);
void move_hugetlb_state(struct page *oldpage, struct page *newpage, int reason);
void free_huge_page(struct page *page);
@@ -339,6 +340,11 @@ static inline bool isolate_huge_page(struct page *page, struct list_head *list)
return false;
}
+static inline int get_hwpoison_huge_page(struct page *page, bool *hugetlb)
+{
+ return 0;
+}
+
static inline void putback_active_hugepage(struct page *page)
{
}
@@ -604,6 +610,8 @@ struct page *alloc_huge_page_vma(struct hstate *h, struct vm_area_struct *vma,
unsigned long address);
int huge_add_to_page_cache(struct page *page, struct address_space *mapping,
pgoff_t idx);
+void restore_reserve_on_error(struct hstate *h, struct vm_area_struct *vma,
+ unsigned long address, struct page *page);
/* arch callback */
int __init __alloc_bootmem_huge_page(struct hstate *h);
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 020a8f7fdbdd..f8902bcd91e2 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -542,6 +542,10 @@ struct mlx5_core_roce {
enum {
MLX5_PRIV_FLAGS_DISABLE_IB_ADEV = 1 << 0,
MLX5_PRIV_FLAGS_DISABLE_ALL_ADEV = 1 << 1,
+ /* Set during device detach to block any further devices
+ * creation/deletion on drivers rescan. Unset during device attach.
+ */
+ MLX5_PRIV_FLAGS_DETACH = 1 << 2,
};
struct mlx5_adev {
diff --git a/include/linux/mlx5/transobj.h b/include/linux/mlx5/transobj.h
index 028f442530cf..60ffeb6b67ae 100644
--- a/include/linux/mlx5/transobj.h
+++ b/include/linux/mlx5/transobj.h
@@ -85,4 +85,5 @@ mlx5_core_hairpin_create(struct mlx5_core_dev *func_mdev,
struct mlx5_hairpin_params *params);
void mlx5_core_hairpin_destroy(struct mlx5_hairpin *pair);
+void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp);
#endif /* __TRANSOBJ_H__ */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c274f75efcf9..8ae31622deef 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1719,6 +1719,7 @@ struct zap_details {
struct address_space *check_mapping; /* Check page->mapping if set */
pgoff_t first_index; /* Lowest page->index to unmap */
pgoff_t last_index; /* Highest page->index to unmap */
+ struct page *single_page; /* Locked page to be unmapped */
};
struct page *vm_normal_page(struct vm_area_struct *vma, unsigned long addr,
@@ -1766,6 +1767,7 @@ extern vm_fault_t handle_mm_fault(struct vm_area_struct *vma,
extern int fixup_user_fault(struct mm_struct *mm,
unsigned long address, unsigned int fault_flags,
bool *unlocked);
+void unmap_mapping_page(struct page *page);
void unmap_mapping_pages(struct address_space *mapping,
pgoff_t start, pgoff_t nr, bool even_cows);
void unmap_mapping_range(struct address_space *mapping,
@@ -1786,6 +1788,7 @@ static inline int fixup_user_fault(struct mm_struct *mm, unsigned long address,
BUG();
return -EFAULT;
}
+static inline void unmap_mapping_page(struct page *page) { }
static inline void unmap_mapping_pages(struct address_space *mapping,
pgoff_t start, pgoff_t nr, bool even_cows) { }
static inline void unmap_mapping_range(struct address_space *mapping,
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index 0d47fd33b228..51d7f1b8b32a 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -235,7 +235,7 @@ extern int ptp_clock_index(struct ptp_clock *ptp);
* @ppm: Parts per million, but with a 16 bit binary fractional field
*/
-extern s32 scaled_ppm_to_ppb(long ppm);
+extern long scaled_ppm_to_ppb(long ppm);
/**
* ptp_find_pin() - obtain the pin index of a given auxiliary function
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index def5c62c93b3..8d04e7deedc6 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -91,6 +91,7 @@ enum ttu_flags {
TTU_SPLIT_HUGE_PMD = 0x4, /* split huge PMD if any */
TTU_IGNORE_MLOCK = 0x8, /* ignore mlock */
+ TTU_SYNC = 0x10, /* avoid racy checks with PVMW_SYNC */
TTU_IGNORE_HWPOISON = 0x20, /* corrupted page is recoverable */
TTU_BATCH_FLUSH = 0x40, /* Batch TLB flushes where possible
* and caller guarantees they will
diff --git a/include/linux/socket.h b/include/linux/socket.h
index b8fc5c53ba6f..0d8e3dcb7f88 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -438,6 +438,4 @@ extern int __sys_socketpair(int family, int type, int protocol,
int __user *usockvec);
extern int __sys_shutdown_sock(struct socket *sock, int how);
extern int __sys_shutdown(int fd, int how);
-
-extern struct ns_common *get_net_ns(struct ns_common *ns);
#endif /* _LINUX_SOCKET_H */
diff --git a/include/linux/swapops.h b/include/linux/swapops.h
index d9b7c9132c2f..6430a94c6981 100644
--- a/include/linux/swapops.h
+++ b/include/linux/swapops.h
@@ -23,6 +23,16 @@
#define SWP_TYPE_SHIFT (BITS_PER_XA_VALUE - MAX_SWAPFILES_SHIFT)
#define SWP_OFFSET_MASK ((1UL << SWP_TYPE_SHIFT) - 1)
+/* Clear all flags but only keep swp_entry_t related information */
+static inline pte_t pte_swp_clear_flags(pte_t pte)
+{
+ if (pte_swp_soft_dirty(pte))
+ pte = pte_swp_clear_soft_dirty(pte);
+ if (pte_swp_uffd_wp(pte))
+ pte = pte_swp_clear_uffd_wp(pte);
+ return pte;
+}
+
/*
* Store a type+offset into a swp_entry_t in an arch-independent format
*/
@@ -66,10 +76,7 @@ static inline swp_entry_t pte_to_swp_entry(pte_t pte)
{
swp_entry_t arch_entry;
- if (pte_swp_soft_dirty(pte))
- pte = pte_swp_clear_soft_dirty(pte);
- if (pte_swp_uffd_wp(pte))
- pte = pte_swp_clear_uffd_wp(pte);
+ pte = pte_swp_clear_flags(pte);
arch_entry = __pte_to_swp_entry(pte);
return swp_entry(__swp_type(arch_entry), __swp_offset(arch_entry));
}
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 445b66c6eb7e..e89530d0d9c6 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -5537,7 +5537,7 @@ void ieee80211_iterate_active_interfaces_atomic(struct ieee80211_hw *hw,
*
* This function iterates over the interfaces associated with a given
* hardware that are currently active and calls the callback for them.
- * This version can only be used while holding the RTNL.
+ * This version can only be used while holding the wiphy mutex.
*
* @hw: the hardware struct of which the interfaces should be iterated over
* @iter_flags: iteration flags, see &enum ieee80211_interface_iteration_flags
@@ -6392,7 +6392,12 @@ bool ieee80211_tx_prepare_skb(struct ieee80211_hw *hw,
/**
* ieee80211_parse_tx_radiotap - Sanity-check and parse the radiotap header
- * of injected frames
+ * of injected frames.
+ *
+ * To accurately parse and take into account rate and retransmission fields,
+ * you must initialize the chandef field in the ieee80211_tx_info structure
+ * of the skb before calling this function.
+ *
* @skb: packet injected by userspace
* @dev: the &struct device of this 802.11 device
*/
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index fa5887143f0d..bdc0459a595e 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -184,6 +184,9 @@ struct net *copy_net_ns(unsigned long flags, struct user_namespace *user_ns,
void net_ns_get_ownership(const struct net *net, kuid_t *uid, kgid_t *gid);
void net_ns_barrier(void);
+
+struct ns_common *get_net_ns(struct ns_common *ns);
+struct net *get_net_ns_by_fd(int fd);
#else /* CONFIG_NET_NS */
#include <linux/sched.h>
#include <linux/nsproxy.h>
@@ -203,13 +206,22 @@ static inline void net_ns_get_ownership(const struct net *net,
}
static inline void net_ns_barrier(void) {}
+
+static inline struct ns_common *get_net_ns(struct ns_common *ns)
+{
+ return ERR_PTR(-EINVAL);
+}
+
+static inline struct net *get_net_ns_by_fd(int fd)
+{
+ return ERR_PTR(-EINVAL);
+}
#endif /* CONFIG_NET_NS */
extern struct list_head net_namespace_list;
struct net *get_net_ns_by_pid(pid_t pid);
-struct net *get_net_ns_by_fd(int fd);
#ifdef CONFIG_SYSCTL
void ipx_register_sysctl(void);
diff --git a/include/net/sock.h b/include/net/sock.h
index 0e962d8bc73b..7a7058f4f265 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1934,7 +1934,8 @@ static inline u32 net_tx_rndhash(void)
static inline void sk_set_txhash(struct sock *sk)
{
- sk->sk_txhash = net_tx_rndhash();
+ /* This pairs with READ_ONCE() in skb_set_hash_from_sk() */
+ WRITE_ONCE(sk->sk_txhash, net_tx_rndhash());
}
static inline bool sk_rethink_txhash(struct sock *sk)
@@ -2206,9 +2207,12 @@ static inline void sock_poll_wait(struct file *filp, struct socket *sock,
static inline void skb_set_hash_from_sk(struct sk_buff *skb, struct sock *sk)
{
- if (sk->sk_txhash) {
+ /* This pairs with WRITE_ONCE() in sk_set_txhash() */
+ u32 txhash = READ_ONCE(sk->sk_txhash);
+
+ if (txhash) {
skb->l4_hash = 1;
- skb->hash = sk->sk_txhash;
+ skb->hash = txhash;
}
}
@@ -2266,8 +2270,13 @@ struct sk_buff *sock_dequeue_err_skb(struct sock *sk);
static inline int sock_error(struct sock *sk)
{
int err;
- if (likely(!sk->sk_err))
+
+ /* Avoid an atomic operation for the common case.
+ * This is racy since another cpu/thread can change sk_err under us.
+ */
+ if (likely(data_race(!sk->sk_err)))
return 0;
+
err = xchg(&sk->sk_err, 0);
return -err;
}
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 6de5a7fc066b..d2a942086fcb 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -863,8 +863,7 @@ __SYSCALL(__NR_process_madvise, sys_process_madvise)
__SC_COMP(__NR_epoll_pwait2, sys_epoll_pwait2, compat_sys_epoll_pwait2)
#define __NR_mount_setattr 442
__SYSCALL(__NR_mount_setattr, sys_mount_setattr)
-#define __NR_quotactl_path 443
-__SYSCALL(__NR_quotactl_path, sys_quotactl_path)
+/* 443 is reserved for quotactl_path */
#define __NR_landlock_create_ruleset 444
__SYSCALL(__NR_landlock_create_ruleset, sys_landlock_create_ruleset)
diff --git a/include/uapi/linux/in.h b/include/uapi/linux/in.h
index 7d6687618d80..d1b327036ae4 100644
--- a/include/uapi/linux/in.h
+++ b/include/uapi/linux/in.h
@@ -289,6 +289,9 @@ struct sockaddr_in {
/* Address indicating an error return. */
#define INADDR_NONE ((unsigned long int) 0xffffffff)
+/* Dummy address for src of ICMP replies if no real address is set (RFC7600). */
+#define INADDR_DUMMY ((unsigned long int) 0xc0000008)
+
/* Network number for local host loopback. */
#define IN_LOOPBACKNET 127