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| author | Jakub Kicinski <kuba@kernel.org> | 2021-08-10 07:52:09 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-08-10 07:53:11 -0700 |
| commit | 2e273b0996abd1dd054a043c8e4dc0d93309ba1d (patch) | |
| tree | b9589b4678dc6b08387779c23cc092b5285f11d6 /net | |
| parent | 09c7fd521879650e24ab774f717234b6da328678 (diff) | |
| parent | 019d0454c61707879cf9853c894e0a191f6b9774 (diff) | |
| download | linux-2e273b0996abd1dd054a043c8e4dc0d93309ba1d.tar.bz2 | |
Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Daniel Borkmann says:
====================
bpf 2021-08-10
We've added 5 non-merge commits during the last 2 day(s) which contain
a total of 7 files changed, 27 insertions(+), 15 deletions(-).
1) Fix missing bpf_read_lock_trace() context for BPF loader progs, from Yonghong Song.
2) Fix corner case where BPF prog retrieves wrong local storage, also from Yonghong Song.
3) Restrict availability of BPF write_user helper behind lockdown, from Daniel Borkmann.
4) Fix multiple kernel-doc warnings in BPF core, from Randy Dunlap.
* https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
bpf, core: Fix kernel-doc notation
bpf: Fix potentially incorrect results with bpf_get_local_storage()
bpf: Add missing bpf_read_[un]lock_trace() for syscall program
bpf: Add lockdown check for probe_write_user helper
bpf: Add _kernel suffix to internal lockdown_bpf_read
====================
Link: https://lore.kernel.org/r/20210810144025.22814-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bpf/test_run.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c index 1cc75c811e24..caa16bf30fb5 100644 --- a/net/bpf/test_run.c +++ b/net/bpf/test_run.c @@ -7,6 +7,7 @@ #include <linux/vmalloc.h> #include <linux/etherdevice.h> #include <linux/filter.h> +#include <linux/rcupdate_trace.h> #include <linux/sched/signal.h> #include <net/bpf_sk_storage.h> #include <net/sock.h> @@ -951,7 +952,10 @@ int bpf_prog_test_run_syscall(struct bpf_prog *prog, goto out; } } + + rcu_read_lock_trace(); retval = bpf_prog_run_pin_on_cpu(prog, ctx); + rcu_read_unlock_trace(); if (copy_to_user(&uattr->test.retval, &retval, sizeof(u32))) { err = -EFAULT; |