Re: uvm_swap compression patch
Mouse <[email protected]> Thu, 2 Jul 2026 12:03:16 -0400 (EDT)
| Newsgroups | gmane.os.netbsd.devel.kernel |
|---|---|
| Message-ID | <[email protected]> |
>> I've tested it using read/write on /dev/drum and tested it for >> swapping on amd64 using plain and encrypted forms. One point of >> discussion could be that writing to /dev/drum from userland could be >> allowed or not. In the current patch its allowed. > Both reading and writing on /dev/drum must be forbidden at > securelevel > 0 or the entire security model falls apart. Sure, but at securelevel<=0 it should work, if only for debugging and postmortem analysis. /~\ The ASCII Mouse \ / Ribbon Campaign X Against HTML [email protected] / \ Email! 7D C8 61 52 5D E7 2D 39 4E F1 31 3E E8 B3 27 4B