diff options
| author | Mark Brown <broonie@kernel.org> | 2015-10-12 18:09:27 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-10-12 18:09:27 +0100 |
| commit | 79828b4fa835f73cdaf4bffa48696abdcbea9d02 (patch) | |
| tree | 5e0fa7156acb75ba603022bc807df8f2fedb97a8 /samples/bpf/tracex2_kern.c | |
| parent | 721b51fcf91898299d96f4b72cb9434cda29dce6 (diff) | |
| parent | 8c1a9d6323abf0fb1e5dad96cf3f1c783505ea5a (diff) | |
Merge remote-tracking branch 'asoc/fix/rt5645' into asoc-fix-rt5645
Diffstat (limited to 'samples/bpf/tracex2_kern.c')
| -rw-r--r-- | samples/bpf/tracex2_kern.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/samples/bpf/tracex2_kern.c b/samples/bpf/tracex2_kern.c index dc50f4f2943f..b32367cfbff4 100644 --- a/samples/bpf/tracex2_kern.c +++ b/samples/bpf/tracex2_kern.c @@ -27,10 +27,10 @@ int bpf_prog2(struct pt_regs *ctx) long init_val = 1; long *value; - /* x64 specific: read ip of kfree_skb caller. + /* x64/s390x specific: read ip of kfree_skb caller. * non-portable version of __builtin_return_address(0) */ - bpf_probe_read(&loc, sizeof(loc), (void *)ctx->sp); + bpf_probe_read(&loc, sizeof(loc), (void *)PT_REGS_RET(ctx)); value = bpf_map_lookup_elem(&my_map, &loc); if (value) @@ -79,7 +79,7 @@ struct bpf_map_def SEC("maps") my_hist_map = { SEC("kprobe/sys_write") int bpf_prog3(struct pt_regs *ctx) { - long write_size = ctx->dx; /* arg3 */ + long write_size = PT_REGS_PARM3(ctx); long init_val = 1; long *value; struct hist_key key = {}; |