From: Roberto Sassu Date: Wed, 2 Mar 2022 11:14:02 +0000 (+0100) Subject: bpf-lsm: Make bpf_lsm_kernel_read_file() as sleepable X-Git-Tag: v5.18-rc1~136^2~11^2~50^2~2 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=df6b3039fa112e17555776213cab7f07c0a8d98d;p=linux-2.6-block.git 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 Signed-off-by: Alexei Starovoitov Link: https://lore.kernel.org/bpf/20220302111404.193900-8-roberto.sassu@huawei.com --- diff --git a/kernel/bpf/bpf_lsm.c b/kernel/bpf/bpf_lsm.c index e8d27af5bbcc..064eccba641d 100644 --- a/kernel/bpf/bpf_lsm.c +++ b/kernel/bpf/bpf_lsm.c @@ -187,6 +187,7 @@ BTF_ID(func, bpf_lsm_inode_setxattr) BTF_ID(func, bpf_lsm_inode_symlink) BTF_ID(func, bpf_lsm_inode_unlink) BTF_ID(func, bpf_lsm_kernel_module_request) +BTF_ID(func, bpf_lsm_kernel_read_file) BTF_ID(func, bpf_lsm_kernfs_init_security) #ifdef CONFIG_KEYS