Messages in this thread | | | Date | Sat, 12 Jul 2014 01:22:04 +0300 | Subject | Re: IMA: kernel reading files opened with O_DIRECT | From | Dmitry Kasatkin <> |
| |
On 11 July 2014 23:10, Pavel Machek <pavel@ucw.cz> wrote: > On Wed 2014-07-02 11:40:50, Christoph Hellwig wrote: >> On Wed, Jul 02, 2014 at 11:55:41AM -0400, Jeff Moyer wrote: >> > It's acceptable. >> >> It's not because it will then also affect other reads going on at the >> same time. >> >> The whole concept of ima is just broken, and if you want to do these >> sort of verification they need to happen inside the filesystem and not >> above it. > > ...and doing it at filesystem layer would also permit verification of > per-block (64KB? 1MB?) hashes.
Please design one single and the best universal filesystem which does it.
> Reading entire iso image when I run > "file foo.iso" is anti-social.. > Pavel
Please make the policy which does not make anti-social.
It is all about use-case.
- Dmitry
> -- > (english) http://www.livejournal.com/~pavelmachek > (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
| |