Messages in this thread | | | From | KP Singh <> | Date | Wed, 25 Nov 2020 13:04:48 +0100 | Subject | Re: [PATCH bpf-next v3 1/3] ima: Implement ima_inode_hash |
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On Tue, Nov 24, 2020 at 6:35 PM Yonghong Song <yhs@fb.com> wrote: > > > > On 11/24/20 7:12 AM, KP Singh wrote: > > From: KP Singh <kpsingh@google.com> > > > > This is in preparation to add a helper for BPF LSM programs to use > > IMA hashes when attached to LSM hooks. There are LSM hooks like > > inode_unlink which do not have a struct file * argument and cannot > > use the existing ima_file_hash API. > > > > An inode based API is, therefore, useful in LSM based detections like an > > executable trying to delete itself which rely on the inode_unlink LSM > > hook. > > > > Moreover, the ima_file_hash function does nothing with the struct file > > pointer apart from calling file_inode on it and converting it to an > > inode. > > > > Signed-off-by: KP Singh <kpsingh@google.com> > > There is no change for this patch compared to previous version, > so you can carry my Ack. > > Acked-by: Yonghong Song <yhs@fb.com>
I am guessing:
* We need an Ack from Mimi/James. * As regards to which tree, I guess bpf-next would be better since the BPF helper and the selftest depends on it
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