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| author | David S. Miller <davem@davemloft.net> | 2020-02-29 15:53:35 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-02-29 15:53:35 -0800 |
| commit | 9f0ca0c1a50a7de5c71970aa452941199ed210d9 (patch) | |
| tree | b7e19ab2e5bbc951141fb90489923b50b8f263f3 /kernel/trace/trace_uprobe.c | |
| parent | 9a834f9b04bc5ed2db27eb45b0cc6415ce7c314c (diff) | |
| parent | 812285fa5ab129e3a55682314bf235f701564310 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Alexei Starovoitov says:
====================
pull-request: bpf-next 2020-02-28
The following pull-request contains BPF updates for your *net-next* tree.
We've added 41 non-merge commits during the last 7 day(s) which contain
a total of 49 files changed, 1383 insertions(+), 499 deletions(-).
The main changes are:
1) BPF and Real-Time nicely co-exist.
2) bpftool feature improvements.
3) retrieve bpf_sk_storage via INET_DIAG.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/trace/trace_uprobe.c')
| -rw-r--r-- | kernel/trace/trace_uprobe.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c index 18d16f3ef980..2a8e8e9c1c75 100644 --- a/kernel/trace/trace_uprobe.c +++ b/kernel/trace/trace_uprobe.c @@ -1333,8 +1333,15 @@ static void __uprobe_perf_func(struct trace_uprobe *tu, int size, esize; int rctx; - if (bpf_prog_array_valid(call) && !trace_call_bpf(call, regs)) - return; + if (bpf_prog_array_valid(call)) { + u32 ret; + + preempt_disable(); + ret = trace_call_bpf(call, regs); + preempt_enable(); + if (!ret) + return; + } esize = SIZEOF_TRACE_ENTRY(is_ret_probe(tu)); |