Re: [PATCH v22 06/12] fs,security: Add sb_delete hook

2020-10-28 Thread James Morris
On Tue, 27 Oct 2020, Mickaël Salaün wrote: > From: Mickaël Salaün > > The sb_delete security hook is called when shutting down a superblock, > which may be useful to release kernel objects tied to the superblock's > lifetime (e.g. inodes). > > This new hook is needed by Landlock to release

Re: [PATCH v22 06/12] fs,security: Add sb_delete hook

2020-10-28 Thread Jann Horn
On Tue, Oct 27, 2020 at 9:04 PM Mickaël Salaün wrote: > The sb_delete security hook is called when shutting down a superblock, > which may be useful to release kernel objects tied to the superblock's > lifetime (e.g. inodes). > > This new hook is needed by Landlock to release (ephemerally) tagged

[PATCH v22 06/12] fs,security: Add sb_delete hook

2020-10-27 Thread Mickaël Salaün
From: Mickaël Salaün The sb_delete security hook is called when shutting down a superblock, which may be useful to release kernel objects tied to the superblock's lifetime (e.g. inodes). This new hook is needed by Landlock to release (ephemerally) tagged struct inodes. This comes from the