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authorMichael Holzheu <holzheu@linux.vnet.ibm.com>2016-11-28 13:48:30 +0100
committerDavid S. Miller <davem@davemloft.net>2016-11-28 16:26:46 -0500
commit2dbb4c05d048995455857a7c2927a4297fc66c3b (patch)
tree41e787570b3556b00b59ffcba6d0ba826a62ebf2 /samples/bpf/bpf_helpers.h
parent7a99cd6e213685b78118382e6a8fed506c82ccb2 (diff)
bpf/samples: Fix PT_REGS_IP on s390x and use it
The files "sampleip_kern.c" and "trace_event_kern.c" directly access "ctx->regs.ip" which is not available on s390x. Fix this and use the PT_REGS_IP() macro instead. Also fix the macro for s390x and use "psw.addr" from "pt_regs". Reported-by: Zvonko Kosic <zvonko.kosic@de.ibm.com> Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'samples/bpf/bpf_helpers.h')
-rw-r--r--samples/bpf/bpf_helpers.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/samples/bpf/bpf_helpers.h b/samples/bpf/bpf_helpers.h
index 90f44bd2045e..dadd5161bd91 100644
--- a/samples/bpf/bpf_helpers.h
+++ b/samples/bpf/bpf_helpers.h
@@ -113,7 +113,7 @@ static int (*bpf_skb_under_cgroup)(void *ctx, void *map, int index) =
#define PT_REGS_FP(x) ((x)->gprs[11]) /* Works only with CONFIG_FRAME_POINTER */
#define PT_REGS_RC(x) ((x)->gprs[2])
#define PT_REGS_SP(x) ((x)->gprs[15])
-#define PT_REGS_IP(x) ((x)->ip)
+#define PT_REGS_IP(x) ((x)->psw.addr)
#elif defined(__aarch64__)