[RFC v3 02/22] bpf: Move u64_to_ptr() to BPF headers and inline it

[Mickaël Salaün]

This helper will be useful for arraymap (next commit).

Signed-off-by: Mickaël Salaün 
Cc: Alexei Starovoitov 
Cc: David S. Miller 
Cc: Daniel Borkmann 
---
 include/linux/bpf.h  | 6 ++
 kernel/bpf/syscall.c | 6 --
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 9a904f63f8c1..fa9a988400d9 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -274,6 +274,12 @@ static inline void bpf_long_memcpy(void *dst, const void 
*src, u32 size)
 
 /* verify correctness of eBPF program */
 int bpf_check(struct bpf_prog **fp, union bpf_attr *attr);
+
+/* helper to convert user pointers passed inside __aligned_u64 fields */
+static inline void __user *u64_to_ptr(__u64 val)
+{
+   return (void __user *) (unsigned long) val;
+}
 #else
 static inline void bpf_register_prog_type(struct bpf_prog_type_list *tl)
 {
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 1a8592a082ce..776c752604b0 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -252,12 +252,6 @@ struct bpf_map *bpf_map_get_with_uref(u32 ufd)
return map;
 }
 
-/* helper to convert user pointers passed inside __aligned_u64 fields */
-static void __user *u64_to_ptr(__u64 val)
-{
-   return (void __user *) (unsigned long) val;
-}
-
 int __weak bpf_stackmap_copy(struct bpf_map *map, void *key, void *value)
 {
return -ENOTSUPP;
-- 
2.9.3

[RFC v3 02/22] bpf: Move u64_to_ptr() to BPF headers and inline it

[Mickaël Salaün]

This helper will be useful for arraymap (next commit).

Signed-off-by: Mickaël Salaün 
Cc: Alexei Starovoitov 
Cc: David S. Miller 
Cc: Daniel Borkmann 
---
 include/linux/bpf.h  | 6 ++
 kernel/bpf/syscall.c | 6 --
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 9a904f63f8c1..fa9a988400d9 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -274,6 +274,12 @@ static inline void bpf_long_memcpy(void *dst, const void 
*src, u32 size)
 
 /* verify correctness of eBPF program */
 int bpf_check(struct bpf_prog **fp, union bpf_attr *attr);
+
+/* helper to convert user pointers passed inside __aligned_u64 fields */
+static inline void __user *u64_to_ptr(__u64 val)
+{
+   return (void __user *) (unsigned long) val;
+}
 #else
 static inline void bpf_register_prog_type(struct bpf_prog_type_list *tl)
 {
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 1a8592a082ce..776c752604b0 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -252,12 +252,6 @@ struct bpf_map *bpf_map_get_with_uref(u32 ufd)
return map;
 }
 
-/* helper to convert user pointers passed inside __aligned_u64 fields */
-static void __user *u64_to_ptr(__u64 val)
-{
-   return (void __user *) (unsigned long) val;
-}
-
 int __weak bpf_stackmap_copy(struct bpf_map *map, void *key, void *value)
 {
return -ENOTSUPP;
-- 
2.9.3