On 9/12/19 1:39 AM, Roman Bolshakov wrote: > This series has a few bug fixes for the driver. > > Note, #1 only fixes the crash in the kernel. The complete fix for clean > ACL deletion from initiator side is in works and requires a discussion. > > As of now initiator is not aware that target no longer wants talking to > it, that implies unneeded timeout. It might be fixed by making LOGO > explicit on session deletion but it's an issue I want to raise first > before making the change. Whether we need implicit LOGO in qla2xxx, > explicit or use both. > > Also, an unsolicited ABTS from a port without session would still result > in BA_RJT response instead of frame discard and LOGO ELS, as specified > in FCP (12.3.3 Target FCP_Port response to Exchange termination): > > When an ABTS-LS is received at the target FCP_Port, it shall abort > the designated Exchange and return one of the following responses: > > a) the target FCP_Port shall discard the ABTS-LS and transmit a LOGO > ELS if the Nx_Port issuing the ABTS-LS is not currently logged in > (i.e., no N_Port Login exists); > > FWIW, the target driver can receive ABTS as part of ABORT TASK/LUN > RESET/CLEAR TASK SET TMFs and in case of failed sequence retransmission > requests, exchange or sequence errors. IIRC, some initiators requeue > SCSI commands if BA_RJT is received. Therefore, a timely LOGO will > prevent a perceived session freeze on the initiators.
Hi Roman, Has this patch series been prepared against Linus' master branch, against Martin's 5.3/scsi-fixes or against Martin's 5.4/scsi-queue branch? I'm asking this because some patches in this series look similar to patches that are already present in the 5.4/scsi-queue branch. Thanks, Bart.
