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authorDavid S. Miller <davem@davemloft.net>2017-11-11 18:24:55 +0900
committerDavid S. Miller <davem@davemloft.net>2017-11-11 18:24:55 +0900
commitf3edacbd697f94a743fff1a3d26910ab99948ba7 (patch)
treec185057f2e3ae783ad3ccd5b5b96af200d2eb618 /include
parentbee955cd3ab4f1a1eb8fc16e7ed69364143df8d7 (diff)
bpf: Revert bpf_overrid_function() helper changes.
NACK'd by x86 maintainer. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/filter.h3
-rw-r--r--include/linux/trace_events.h1
-rw-r--r--include/uapi/linux/bpf.h7
3 files changed, 2 insertions, 9 deletions
diff --git a/include/linux/filter.h b/include/linux/filter.h
index eaec066f99e8..0cd02ff4ae30 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -459,8 +459,7 @@ struct bpf_prog {
locked:1, /* Program image locked? */
gpl_compatible:1, /* Is filter GPL compatible? */
cb_access:1, /* Is control block accessed? */
- dst_needed:1, /* Do we need dst entry? */
- kprobe_override:1; /* Do we override a kprobe? */
+ dst_needed:1; /* Do we need dst entry? */
kmemcheck_bitfield_end(meta);
enum bpf_prog_type type; /* Type of BPF program */
u32 len; /* Number of filter blocks */
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 17e5e820a84c..84014ecfa67f 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -523,7 +523,6 @@ do { \
struct perf_event;
DECLARE_PER_CPU(struct pt_regs, perf_trace_regs);
-DECLARE_PER_CPU(int, bpf_kprobe_override);
extern int perf_trace_init(struct perf_event *event);
extern void perf_trace_destroy(struct perf_event *event);
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index adb66f78b674..e880ae6434ee 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -677,10 +677,6 @@ union bpf_attr {
* @buf: buf to fill
* @buf_size: size of the buf
* Return : 0 on success or negative error code
- *
- * int bpf_override_return(pt_regs, rc)
- * @pt_regs: pointer to struct pt_regs
- * @rc: the return value to set
*/
#define __BPF_FUNC_MAPPER(FN) \
FN(unspec), \
@@ -740,8 +736,7 @@ union bpf_attr {
FN(xdp_adjust_meta), \
FN(perf_event_read_value), \
FN(perf_prog_read_value), \
- FN(getsockopt), \
- FN(override_return),
+ FN(getsockopt),
/* integer value in 'imm' field of BPF_CALL instruction selects which helper
* function eBPF program intends to call