From cff53f1784c9a4344604bedf41b7d499b3eb30d5 Mon Sep 17 00:00:00 2001 From: Mark Wielaard Date: Sun, 4 Nov 2018 21:34:38 +0100 Subject: libcpu: Recognize bpf jump variants BPF_JLT, BPF_JLE, BPF_JSLT and BPF_JSLE Linux kernel 4.13 introduced 4 more jump class variants. commit 92b31a9af73b3a3fc801899335d6c47966351830 Author: Daniel Borkmann Date: Thu Aug 10 01:39:55 2017 +0200 bpf: add BPF_J{LT,LE,SLT,SLE} instructions For conditional jumping on unsigned and signed < and <= between a register and another register or immediate. Add these new constants to bpf.h, recognize them in bpf_disasm and update the testfile-bpf-dis1.expect file. Signed-off-by: Mark Wielaard --- lib/ChangeLog | 4 ++++ lib/bpf.h | 4 ++++ 2 files changed, 8 insertions(+) (limited to 'lib') diff --git a/lib/ChangeLog b/lib/ChangeLog index 86a53d2c..0914b2c6 100644 --- a/lib/ChangeLog +++ b/lib/ChangeLog @@ -1,3 +1,7 @@ +2018-11-04 Mark Wielaard + + * bpf.h: Add BPF_JLT, BPF_JLE, BPF_JSLT and BPF_JSLE. + 2018-07-04 Ross Burton * color.c: Remove error.h, add system.h include. diff --git a/lib/bpf.h b/lib/bpf.h index db80a51e..efb26f8f 100644 --- a/lib/bpf.h +++ b/lib/bpf.h @@ -23,6 +23,10 @@ #define BPF_JSGE 0x70 #define BPF_CALL 0x80 #define BPF_EXIT 0x90 +#define BPF_JLT 0xa0 +#define BPF_JLE 0xb0 +#define BPF_JSLT 0xc0 +#define BPF_JSLE 0xd0 #define BPF_W 0x00 #define BPF_H 0x08 -- cgit v1.2.3