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-rw-r--r--include/linux/bpf.h14
-rw-r--r--include/linux/fscrypt.h4
-rw-r--r--include/linux/mlx5/driver.h2
-rw-r--r--include/linux/overflow.h38
-rw-r--r--include/linux/spi/spi-mem.h2
-rw-r--r--include/net/genetlink.h10
-rw-r--r--include/net/sock.h2
-rw-r--r--include/uapi/linux/videodev2.h3
8 files changed, 45 insertions, 30 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 9e7d46d16032..0566705c1d4e 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -27,6 +27,7 @@
#include <linux/bpfptr.h>
#include <linux/btf.h>
#include <linux/rcupdate_trace.h>
+#include <linux/init.h>
struct bpf_verifier_env;
struct bpf_verifier_log;
@@ -970,6 +971,8 @@ struct bpf_trampoline *bpf_trampoline_get(u64 key,
struct bpf_attach_target_info *tgt_info);
void bpf_trampoline_put(struct bpf_trampoline *tr);
int arch_prepare_bpf_dispatcher(void *image, void *buf, s64 *funcs, int num_funcs);
+int __init bpf_arch_init_dispatcher_early(void *ip);
+
#define BPF_DISPATCHER_INIT(_name) { \
.mutex = __MUTEX_INITIALIZER(_name.mutex), \
.func = &_name##_func, \
@@ -983,6 +986,13 @@ int arch_prepare_bpf_dispatcher(void *image, void *buf, s64 *funcs, int num_func
}, \
}
+#define BPF_DISPATCHER_INIT_CALL(_name) \
+ static int __init _name##_init(void) \
+ { \
+ return bpf_arch_init_dispatcher_early(_name##_func); \
+ } \
+ early_initcall(_name##_init)
+
#ifdef CONFIG_X86_64
#define BPF_DISPATCHER_ATTRIBUTES __attribute__((patchable_function_entry(5)))
#else
@@ -1000,7 +1010,9 @@ int arch_prepare_bpf_dispatcher(void *image, void *buf, s64 *funcs, int num_func
} \
EXPORT_SYMBOL(bpf_dispatcher_##name##_func); \
struct bpf_dispatcher bpf_dispatcher_##name = \
- BPF_DISPATCHER_INIT(bpf_dispatcher_##name);
+ BPF_DISPATCHER_INIT(bpf_dispatcher_##name); \
+ BPF_DISPATCHER_INIT_CALL(bpf_dispatcher_##name);
+
#define DECLARE_BPF_DISPATCHER(name) \
unsigned int bpf_dispatcher_##name##_func( \
const void *ctx, \
diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h
index cad78b569c7e..4f5f8a651213 100644
--- a/include/linux/fscrypt.h
+++ b/include/linux/fscrypt.h
@@ -307,7 +307,7 @@ fscrypt_free_dummy_policy(struct fscrypt_dummy_policy *dummy_policy)
}
/* keyring.c */
-void fscrypt_sb_delete(struct super_block *sb);
+void fscrypt_destroy_keyring(struct super_block *sb);
int fscrypt_ioctl_add_key(struct file *filp, void __user *arg);
int fscrypt_add_test_dummy_key(struct super_block *sb,
const struct fscrypt_dummy_policy *dummy_policy);
@@ -521,7 +521,7 @@ fscrypt_free_dummy_policy(struct fscrypt_dummy_policy *dummy_policy)
}
/* keyring.c */
-static inline void fscrypt_sb_delete(struct super_block *sb)
+static inline void fscrypt_destroy_keyring(struct super_block *sb)
{
}
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index a12929bc31b2..af2ceb4160bc 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -970,7 +970,7 @@ void mlx5_cmd_allowed_opcode(struct mlx5_core_dev *dev, u16 opcode);
struct mlx5_async_ctx {
struct mlx5_core_dev *dev;
atomic_t num_inflight;
- struct wait_queue_head wait;
+ struct completion inflight_done;
};
struct mlx5_async_work;
diff --git a/include/linux/overflow.h b/include/linux/overflow.h
index 19dfdd74835e..1d3be1a2204c 100644
--- a/include/linux/overflow.h
+++ b/include/linux/overflow.h
@@ -51,8 +51,8 @@ static inline bool __must_check __must_check_overflow(bool overflow)
return unlikely(overflow);
}
-/** check_add_overflow() - Calculate addition with overflow checking
- *
+/**
+ * check_add_overflow() - Calculate addition with overflow checking
* @a: first addend
* @b: second addend
* @d: pointer to store sum
@@ -66,8 +66,8 @@ static inline bool __must_check __must_check_overflow(bool overflow)
#define check_add_overflow(a, b, d) \
__must_check_overflow(__builtin_add_overflow(a, b, d))
-/** check_sub_overflow() - Calculate subtraction with overflow checking
- *
+/**
+ * check_sub_overflow() - Calculate subtraction with overflow checking
* @a: minuend; value to subtract from
* @b: subtrahend; value to subtract from @a
* @d: pointer to store difference
@@ -81,8 +81,8 @@ static inline bool __must_check __must_check_overflow(bool overflow)
#define check_sub_overflow(a, b, d) \
__must_check_overflow(__builtin_sub_overflow(a, b, d))
-/** check_mul_overflow() - Calculate multiplication with overflow checking
- *
+/**
+ * check_mul_overflow() - Calculate multiplication with overflow checking
* @a: first factor
* @b: second factor
* @d: pointer to store product
@@ -96,23 +96,24 @@ static inline bool __must_check __must_check_overflow(bool overflow)
#define check_mul_overflow(a, b, d) \
__must_check_overflow(__builtin_mul_overflow(a, b, d))
-/** check_shl_overflow() - Calculate a left-shifted value and check overflow
- *
+/**
+ * check_shl_overflow() - Calculate a left-shifted value and check overflow
* @a: Value to be shifted
* @s: How many bits left to shift
* @d: Pointer to where to store the result
*
* Computes *@d = (@a << @s)
*
- * Returns true if '*d' cannot hold the result or when 'a << s' doesn't
+ * Returns true if '*@d' cannot hold the result or when '@a << @s' doesn't
* make sense. Example conditions:
- * - 'a << s' causes bits to be lost when stored in *d.
- * - 's' is garbage (e.g. negative) or so large that the result of
- * 'a << s' is guaranteed to be 0.
- * - 'a' is negative.
- * - 'a << s' sets the sign bit, if any, in '*d'.
*
- * '*d' will hold the results of the attempted shift, but is not
+ * - '@a << @s' causes bits to be lost when stored in *@d.
+ * - '@s' is garbage (e.g. negative) or so large that the result of
+ * '@a << @s' is guaranteed to be 0.
+ * - '@a' is negative.
+ * - '@a << @s' sets the sign bit, if any, in '*@d'.
+ *
+ * '*@d' will hold the results of the attempted shift, but is not
* considered "safe for use" if true is returned.
*/
#define check_shl_overflow(a, s, d) __must_check_overflow(({ \
@@ -129,7 +130,6 @@ static inline bool __must_check __must_check_overflow(bool overflow)
/**
* size_mul() - Calculate size_t multiplication with saturation at SIZE_MAX
- *
* @factor1: first factor
* @factor2: second factor
*
@@ -149,7 +149,6 @@ static inline size_t __must_check size_mul(size_t factor1, size_t factor2)
/**
* size_add() - Calculate size_t addition with saturation at SIZE_MAX
- *
* @addend1: first addend
* @addend2: second addend
*
@@ -169,7 +168,6 @@ static inline size_t __must_check size_add(size_t addend1, size_t addend2)
/**
* size_sub() - Calculate size_t subtraction with saturation at SIZE_MAX
- *
* @minuend: value to subtract from
* @subtrahend: value to subtract from @minuend
*
@@ -192,7 +190,6 @@ static inline size_t __must_check size_sub(size_t minuend, size_t subtrahend)
/**
* array_size() - Calculate size of 2-dimensional array.
- *
* @a: dimension one
* @b: dimension two
*
@@ -205,7 +202,6 @@ static inline size_t __must_check size_sub(size_t minuend, size_t subtrahend)
/**
* array3_size() - Calculate size of 3-dimensional array.
- *
* @a: dimension one
* @b: dimension two
* @c: dimension three
@@ -220,7 +216,6 @@ static inline size_t __must_check size_sub(size_t minuend, size_t subtrahend)
/**
* flex_array_size() - Calculate size of a flexible array member
* within an enclosing structure.
- *
* @p: Pointer to the structure.
* @member: Name of the flexible array member.
* @count: Number of elements in the array.
@@ -237,7 +232,6 @@ static inline size_t __must_check size_sub(size_t minuend, size_t subtrahend)
/**
* struct_size() - Calculate size of structure with trailing flexible array.
- *
* @p: Pointer to the structure.
* @member: Name of the array member.
* @count: Number of elements in the array.
diff --git a/include/linux/spi/spi-mem.h b/include/linux/spi/spi-mem.h
index 2ba044d0d5e5..8e984d75f5b6 100644
--- a/include/linux/spi/spi-mem.h
+++ b/include/linux/spi/spi-mem.h
@@ -225,7 +225,7 @@ static inline void *spi_mem_get_drvdata(struct spi_mem *mem)
/**
* struct spi_controller_mem_ops - SPI memory operations
* @adjust_op_size: shrink the data xfer of an operation to match controller's
- * limitations (can be alignment of max RX/TX size
+ * limitations (can be alignment or max RX/TX size
* limitations)
* @supports_op: check if an operation is supported by the controller
* @exec_op: execute a SPI memory operation
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 3d08e67b3cfc..9f97f73615b6 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -41,13 +41,21 @@ struct genl_info;
* @mcgrps: multicast groups used by this family
* @n_mcgrps: number of multicast groups
* @resv_start_op: first operation for which reserved fields of the header
- * can be validated, new families should leave this field at zero
+ * can be validated and policies are required (see below);
+ * new families should leave this field at zero
* @mcgrp_offset: starting number of multicast group IDs in this family
* (private)
* @ops: the operations supported by this family
* @n_ops: number of operations supported by this family
* @small_ops: the small-struct operations supported by this family
* @n_small_ops: number of small-struct operations supported by this family
+ *
+ * Attribute policies (the combination of @policy and @maxattr fields)
+ * can be attached at the family level or at the operation level.
+ * If both are present the per-operation policy takes precedence.
+ * For operations before @resv_start_op lack of policy means that the core
+ * will perform no attribute parsing or validation. For newer operations
+ * if policy is not provided core will reject all TLV attributes.
*/
struct genl_family {
int id; /* private */
diff --git a/include/net/sock.h b/include/net/sock.h
index 9e464f6409a7..22f8bab583dd 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2585,7 +2585,7 @@ static inline gfp_t gfp_any(void)
static inline gfp_t gfp_memcg_charge(void)
{
- return in_softirq() ? GFP_NOWAIT : GFP_KERNEL;
+ return in_softirq() ? GFP_ATOMIC : GFP_KERNEL;
}
static inline long sock_rcvtimeo(const struct sock *sk, bool noblock)
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 86cae23cc446..29da1f4b4578 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -1601,7 +1601,8 @@ struct v4l2_bt_timings {
((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
- (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
+ ((bt)->interlaced ? \
+ ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0))
#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))