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sync: auto-generate latest BPF helpers

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Latest changes to BPF helper definitions.

Signed-off-by: Daniel Müller <deso@posteo.net>
This commit is contained in:
Daniel Müller
2023-03-03 09:26:43 -08:00
committed by Andrii Nakryiko
parent 6c673bb00b
commit a468b16788
1 changed files with 22 additions and 2 deletions
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24
src/bpf_helper_defs.h
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@@ -4028,6 +4028,12 @@ static long (*bpf_timer_set_callback)(struct bpf_timer *timer, void *callback_fn
* different maps if key/value layout matches across maps. * different maps if key/value layout matches across maps.
* Every bpf_timer_set_callback() can have different callback_fn. * Every bpf_timer_set_callback() can have different callback_fn.
* *
* *flags* can be one of:
*
* **BPF_F_TIMER_ABS**
* Start the timer in absolute expire value instead of the
* default relative one.
*
* *
* Returns * Returns
* 0 on success. * 0 on success.
@@ -4508,12 +4514,23 @@ static long (*bpf_dynptr_read)(void *dst, __u32 len, const struct bpf_dynptr *sr
* *
* Write *len* bytes from *src* into *dst*, starting from *offset* * Write *len* bytes from *src* into *dst*, starting from *offset*
* into *dst*. * into *dst*.
* *flags* is currently unused. *
* *flags* must be 0 except for skb-type dynptrs.
*
* For skb-type dynptrs:
* * All data slices of the dynptr are automatically
* invalidated after **bpf_dynptr_write**\ (). This is
* because writing may pull the skb and change the
* underlying packet buffer.
*
* * For *flags*, please see the flags accepted by
* **bpf_skb_store_bytes**\ ().
* *
* Returns * Returns
* 0 on success, -E2BIG if *offset* + *len* exceeds the length * 0 on success, -E2BIG if *offset* + *len* exceeds the length
* of *dst*'s data, -EINVAL if *dst* is an invalid dynptr or if *dst* * of *dst*'s data, -EINVAL if *dst* is an invalid dynptr or if *dst*
* is a read-only dynptr or if *flags* is not 0. * is a read-only dynptr or if *flags* is not correct. For skb-type dynptrs,
* other errors correspond to errors returned by **bpf_skb_store_bytes**\ ().
*/ */
static long (*bpf_dynptr_write)(const struct bpf_dynptr *dst, __u32 offset, void *src, __u32 len, __u64 flags) = (void *) 202; static long (*bpf_dynptr_write)(const struct bpf_dynptr *dst, __u32 offset, void *src, __u32 len, __u64 flags) = (void *) 202;
@@ -4525,6 +4542,9 @@ static long (*bpf_dynptr_write)(const struct bpf_dynptr *dst, __u32 offset, void
* *len* must be a statically known value. The returned data slice * *len* must be a statically known value. The returned data slice
* is invalidated whenever the dynptr is invalidated. * is invalidated whenever the dynptr is invalidated.
* *
* skb and xdp type dynptrs may not use bpf_dynptr_data. They should
* instead use bpf_dynptr_slice and bpf_dynptr_slice_rdwr.
*
* Returns * Returns
* Pointer to the underlying dynptr data, NULL if the dynptr is * Pointer to the underlying dynptr data, NULL if the dynptr is
* read-only, if the dynptr is invalid, or if the offset and length * read-only, if the dynptr is invalid, or if the offset and length