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Message-Id: <1440802583-5020-1-git-send-email-ast@plumgrid.com>
Date: Fri, 28 Aug 2015 15:56:21 -0700
From: Alexei Starovoitov <ast@...mgrid.com>
To: "David S. Miller" <davem@...emloft.net>
Cc: Ingo Molnar <mingo@...nel.org>,
Steven Rostedt <rostedt@...dmis.org>,
Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
Wang Nan <wangnan0@...wei.com>, He Kuang <hekuang@...wei.com>,
Daniel Borkmann <daniel@...earbox.net>,
Brendan Gregg <brendan.d.gregg@...il.com>,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 net-next 0/2] support for '%s' in bpf_trace_printk
v2->v3:
fix the comment to mention that strncpy_from_unsafe() returns
the length of the string including the trailing NUL.
v1->v2:
patch 1: generalize FETCH_FUNC_NAME(memory, string) into
strncpy_from_unsafe()
patch 2: use it in bpf_trace_printk
Alexei Starovoitov (2):
lib: introduce strncpy_from_unsafe()
bpf: add support for %s specifier to bpf_trace_printk()
include/linux/uaccess.h | 2 ++
kernel/trace/bpf_trace.c | 32 ++++++++++++++++++++++++++++++--
kernel/trace/trace_kprobe.c | 20 ++++----------------
lib/strncpy_from_user.c | 41 +++++++++++++++++++++++++++++++++++++++++
4 files changed, 77 insertions(+), 18 deletions(-)
--
1.7.9.5
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