Re: [dm-devel] [PATCH 1/4] libmpathpersist: limit PRIN allocation length to 8192 bytes

2020-03-14 Thread Benjamin Marzinski
On Sat, Mar 07, 2020 at 12:06:02AM +0100, mwi...@suse.com wrote: > From: Martin Wilck > > Some targets (notably the qemu-pr-helper) don't support PERSISTENT > RESERVE IN commands with more than 8192 bytes allocation length. > While I have found no explicit requirement in the SCSI specs that >

[dm-devel] [PATCH 1/4] libmpathpersist: limit PRIN allocation length to 8192 bytes

2020-03-06 Thread mwilck
From: Martin Wilck Some targets (notably the qemu-pr-helper) don't support PERSISTENT RESERVE IN commands with more than 8192 bytes allocation length. While I have found no explicit requirement in the SCSI specs that the allocation lengh may not exceed 8k, an 8k limit is also enforced by