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sync: auto-generate latest BPF helpers

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Latest changes to BPF helper definitions.
This commit is contained in:
Andrii Nakryiko
2021-09-28 23:29:22 -07:00
committed by Andrii Nakryiko
parent 2cfeea135c
commit 151e3cb314
1 changed files with 18 additions and 3 deletions
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21
src/bpf_helper_defs.h
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@@ -190,7 +190,7 @@ static __u32 (*bpf_get_prandom_u32)(void) = (void *) 7;
* bpf_get_smp_processor_id * bpf_get_smp_processor_id
* *
* Get the SMP (symmetric multiprocessing) processor id. Note that * Get the SMP (symmetric multiprocessing) processor id. Note that
* all programs run with preemption disabled, which means that the * all programs run with migration disabled, which means that the
* SMP processor id is stable during all the execution of the * SMP processor id is stable during all the execution of the
* program. * program.
* *
@@ -3012,7 +3012,7 @@ static __u64 (*bpf_ktime_get_boot_ns)(void) = (void *) 125;
* arguments. The *data* are a **u64** array and corresponding format string * arguments. The *data* are a **u64** array and corresponding format string
* values are stored in the array. For strings and pointers where pointees * values are stored in the array. For strings and pointers where pointees
* are accessed, only the pointer values are stored in the *data* array. * are accessed, only the pointer values are stored in the *data* array.
* The *data_len* is the size of *data* in bytes. * The *data_len* is the size of *data* in bytes - must be a multiple of 8.
* *
* Formats **%s**, **%p{i,I}{4,6}** requires to read kernel memory. * Formats **%s**, **%p{i,I}{4,6}** requires to read kernel memory.
* Reading kernel memory may fail due to either invalid address or * Reading kernel memory may fail due to either invalid address or
@@ -3873,7 +3873,8 @@ static long (*bpf_for_each_map_elem)(void *map, void *callback_fn, void *callbac
* Each format specifier in **fmt** corresponds to one u64 element * Each format specifier in **fmt** corresponds to one u64 element
* in the **data** array. For strings and pointers where pointees * in the **data** array. For strings and pointers where pointees
* are accessed, only the pointer values are stored in the *data* * are accessed, only the pointer values are stored in the *data*
* array. The *data_len* is the size of *data* in bytes. * array. The *data_len* is the size of *data* in bytes - must be
* a multiple of 8.
* *
* Formats **%s** and **%p{i,I}{4,6}** require to read kernel * Formats **%s** and **%p{i,I}{4,6}** require to read kernel
* memory. Reading kernel memory may fail due to either invalid * memory. Reading kernel memory may fail due to either invalid
@@ -4068,4 +4069,18 @@ static long (*bpf_task_pt_regs)(struct task_struct *task) = (void *) 175;
*/ */
static long (*bpf_get_branch_snapshot)(void *entries, __u32 size, __u64 flags) = (void *) 176; static long (*bpf_get_branch_snapshot)(void *entries, __u32 size, __u64 flags) = (void *) 176;
/*
* bpf_trace_vprintk
*
* Behaves like **bpf_trace_printk**\ () helper, but takes an array of u64
* to format and can handle more format args as a result.
*
* Arguments are to be used as in **bpf_seq_printf**\ () helper.
*
* Returns
* The number of bytes written to the buffer, or a negative error
* in case of failure.
*/
static long (*bpf_trace_vprintk)(const char *fmt, __u32 fmt_size, const void *data, __u32 data_len) = (void *) 177;