bpf: Use GFP_KERNEL in bpf_event_entry_gen()

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rcu_read_lock() is no longer held when invoking bpf_event_entry_gen()
which is called by perf_event_fd_array_get_ptr(), so using GFP_KERNEL
instead of GFP_ATOMIC to reduce the possibility of failures due to
out-of-memory.

Acked-by: Yonghong Song <yonghong.song@linux.dev>
Signed-off-by: Hou Tao <houtao1@huawei.com>
Link: https://lore.kernel.org/r/20231214043010.3458072-3-houtao@huaweicloud.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Hou Tao 2023-12-14 12:30:10 +08:00 • committed by Alexei Starovoitov

parent 8f82583f95

commit dc68540913

1 changed files with 1 additions and 1 deletions

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kernel/bpf/arraymap.c

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