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| author | Joel Fernandes <joelaf@google.com> | 2019-04-17 11:30:46 -0400 |
|---|---|---|
| committer | Joel Fernandes <joelaf@google.com> | 2019-04-17 15:37:18 +0000 |
| commit | 1b8962af4c1b26251e83ee4593300d439e9922aa (patch) | |
| tree | 79a29906676bbd850707a943632fd8bcd6a54781 /progs | |
| parent | e1153fd1da40bdc43b82445b2c68a28c6f24e062 (diff) | |
| download | bpf-1b8962af4c1b26251e83ee4593300d439e9922aa.tar.gz | |
Add support for the bpf_probe_read_str bpf function
This is needed for the iorapd project (i/o readahead).
Change-Id: If6a3de682296bbce0fc808a0eced6bd778106292
Signed-off-by: Joel Fernandes <joelaf@google.com>
Diffstat (limited to 'progs')
| -rw-r--r-- | progs/include/bpf_helpers.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/progs/include/bpf_helpers.h b/progs/include/bpf_helpers.h index 3ae4291..01bdc68 100644 --- a/progs/include/bpf_helpers.h +++ b/progs/include/bpf_helpers.h @@ -17,6 +17,7 @@ static int (*bpf_map_update_elem)(void* map, void* key, void* value, unsigned long long flags) = (void*) BPF_FUNC_map_update_elem; static int (*bpf_map_delete_elem)(void* map, void* key) = (void*) BPF_FUNC_map_delete_elem; static int (*bpf_probe_read)(void* dst, int size, void* unsafe_ptr) = (void*) BPF_FUNC_probe_read; +static int (*bpf_probe_read_str)(void* dst, int size, void* unsafe_ptr) = (void*) BPF_FUNC_probe_read_str; static unsigned long long (*bpf_ktime_get_ns)(void) = (void*) BPF_FUNC_ktime_get_ns; static int (*bpf_trace_printk)(const char* fmt, int fmt_size, ...) = (void*) BPF_FUNC_trace_printk; static unsigned long long (*bpf_get_current_pid_tgid)(void) = (void*) BPF_FUNC_get_current_pid_tgid; |