bpf-lsm: Make bpf_lsm_kernel_read_file() as sleepable
authorRoberto Sassu <roberto.sassu@huawei.com>
Wed, 2 Mar 2022 11:14:02 +0000 (12:14 +0100)
committerAlexei Starovoitov <ast@kernel.org>
Fri, 11 Mar 2022 02:57:55 +0000 (18:57 -0800)
commitdf6b3039fa112e17555776213cab7f07c0a8d98d
tree0e3d1ffbe1d71ab436d636265959292c6203efe1
parent91e8fa254dbd0890c34286acdc12e96412305840
bpf-lsm: Make bpf_lsm_kernel_read_file() as sleepable

Make bpf_lsm_kernel_read_file() as sleepable, so that bpf_ima_inode_hash()
or bpf_ima_file_hash() can be called inside the implementation of this
hook.

Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20220302111404.193900-8-roberto.sassu@huawei.com
kernel/bpf/bpf_lsm.c