From: Christoph Hellwig <hch@lst.de>
To: Hannes Reinecke <hare@suse.de>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
Christoph Hellwig <hch@lst.de>,
James Bottomley <james.bottomley@hansenpartnership.com>,
linux-scsi@vger.kernel.org, Hannes Reinecke <hare@suse.com>
Subject: Re: [PATCH 05/51] snic: reserve tag for TMF
Date: Tue, 17 Aug 2021 14:21:03 +0200 [thread overview]
Message-ID: <20210817122103.GD30436@lst.de> (raw)
In-Reply-To: <20210817091456.73342-6-hare@suse.de>
> diff --git a/drivers/scsi/snic/snic_main.c b/drivers/scsi/snic/snic_main.c
> index 14f4ce665e58..65f50057c66e 100644
> --- a/drivers/scsi/snic/snic_main.c
> +++ b/drivers/scsi/snic/snic_main.c
> @@ -512,6 +512,9 @@ snic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> max_t(u32, SNIC_MIN_IO_REQ, max_ios));
>
> snic->max_tag_id = shost->can_queue;
> + /* Reserve one reset command */
> + shost->can_queue--;
> + snic->tmf_tag_id = shost->can_queue;
So this decrements can_queue before calling scsi_add_host..
> + sc = scsi_host_find_tag(shost, snic->tmf_tag_id);
> + if (!sc) {
... but this expects to find a scsi_cmnd there. How is that going
to work?
next prev parent reply other threads:[~2021-08-17 12:21 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-17 9:14 [PATCHv2 00/51] SCSI EH argument reshuffle part II Hannes Reinecke
2021-08-17 9:14 ` [PATCH 01/51] lpfc: kill lpfc_bus_reset_handler Hannes Reinecke
2021-08-17 17:37 ` James Smart
2021-08-17 9:14 ` [PATCH 02/51] lpfc: drop lpfc_no_handler() Hannes Reinecke
2021-08-17 12:13 ` Christoph Hellwig
2021-08-17 17:36 ` James Smart
2021-08-17 9:14 ` [PATCH 03/51] sym53c8xx_2: split off bus reset from host reset Hannes Reinecke
2021-08-17 12:18 ` Christoph Hellwig
2021-08-17 9:14 ` [PATCH 04/51] ips: Do not try to abort command " Hannes Reinecke
2021-08-17 9:14 ` [PATCH 05/51] snic: reserve tag for TMF Hannes Reinecke
2021-08-17 12:21 ` Christoph Hellwig [this message]
2021-08-17 9:14 ` [PATCH 06/51] qla1280: separate out host reset function from qla1280_error_action() Hannes Reinecke
2021-08-17 12:22 ` Christoph Hellwig
2021-08-17 14:05 ` Hannes Reinecke
2021-08-17 9:14 ` [PATCH 07/51] megaraid: pass in NULL scb for host reset Hannes Reinecke
2021-08-17 12:26 ` Christoph Hellwig
2021-08-17 13:46 ` Hannes Reinecke
2021-08-17 9:14 ` [PATCH 08/51] zfcp: open-code fc_block_scsi_eh() " Hannes Reinecke
2021-08-17 11:53 ` Benjamin Block
2021-08-17 12:54 ` Hannes Reinecke
2021-08-17 14:03 ` Steffen Maier
2021-08-17 14:10 ` Hannes Reinecke
2021-08-18 11:00 ` Steffen Maier
2021-08-18 11:58 ` Hannes Reinecke
2021-08-17 9:14 ` [PATCH 09/51] mpi3mr: split off bus_reset function from host_reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 10/51] scsi: Use Scsi_Host as argument for eh_host_reset_handler Hannes Reinecke
2021-08-17 14:55 ` Steffen Maier
2021-08-19 18:34 ` Bart Van Assche
2021-08-17 9:14 ` [PATCH 11/51] mptfc: simplify mpt_fc_block_error_handler() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 12/51] mptfusion: correct definitions for mptscsih_dev_reset() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 13/51] mptfc: open-code mptfc_block_error_handler() for bus reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 14/51] pmcraid: Select device in pmcraid_eh_bus_reset_handler() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 15/51] qla2xxx: open-code qla2xxx_generic_reset() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 16/51] qla2xxx: Do not call fc_block_scsi_eh() during bus reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 17/51] visorhba: select first device on the bus for bus_reset() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 18/51] ncr53c8xx: remove 'sync_reset' argument from ncr_reset_bus() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 19/51] ncr53c8xx: Complete all commands during bus reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 20/51] ncr53c8xx: Remove unused code Hannes Reinecke
2021-08-17 9:14 ` [PATCH 21/51] scsi: Use Scsi_Host and channel number as argument for eh_bus_reset_handler() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 22/51] libiscsi: use cls_session as argument for target and session reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 23/51] bnx2fc: Do not rely on a scsi command when issueing lun or target reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 24/51] ibmvfc: open-code reset loop for " Hannes Reinecke
2021-08-17 9:14 ` [PATCH 25/51] lpfc: use fc_block_rport() Hannes Reinecke
2021-08-18 16:35 ` James Smart
2021-08-17 9:14 ` [PATCH 26/51] lpfc: use rport as argument for lpfc_send_taskmgmt() Hannes Reinecke
2021-08-18 16:35 ` James Smart
2021-08-17 9:14 ` [PATCH 27/51] lpfc: use rport as argument for lpfc_chk_tgt_mapped() Hannes Reinecke
2021-08-18 16:36 ` James Smart
2021-08-17 9:14 ` [PATCH 28/51] csiostor: use fc_block_rport() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 29/51] qla2xxx: " Hannes Reinecke
2021-08-17 9:14 ` [PATCH 30/51] fc_fcp: " Hannes Reinecke
2021-08-17 9:14 ` [PATCH 31/51] qedf: use fc rport as argument for qedf_initiate_tmf() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 32/51] sym53c8xx_2: rework reset handling Hannes Reinecke
2021-08-17 9:14 ` [PATCH 33/51] bfa: Do not use scsi command to signal TMF status Hannes Reinecke
2021-08-17 9:14 ` [PATCH 34/51] scsi_transport_iscsi: use session as argument for iscsi_block_scsi_eh() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 35/51] pmcraid: select first available device for target reset Hannes Reinecke
2021-08-17 9:14 ` [PATCH 36/51] scsi: Use scsi_target as argument for eh_target_reset_handler() Hannes Reinecke
2021-08-17 15:53 ` Steffen Maier
2021-08-18 16:37 ` James Smart
2021-08-19 18:37 ` Bart Van Assche
2021-08-17 9:14 ` [PATCH 37/51] aha152x: look for stuck command when resetting device Hannes Reinecke
2021-08-18 0:43 ` Finn Thain
2021-08-17 9:14 ` [PATCH 38/51] fnic: use dedicated device reset command Hannes Reinecke
2021-08-17 9:14 ` [PATCH 39/51] a1000u2w: do not rely on the command for inia100_device_reset() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 40/51] aic7xxx: use scsi device as argument for BUILD_SCSIID() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 41/51] aic79xx: " Hannes Reinecke
2021-08-17 9:14 ` [PATCH 42/51] aic7xxx: do not reference scsi command when resetting device Hannes Reinecke
2021-08-17 9:14 ` [PATCH 43/51] aic79xx: " Hannes Reinecke
2021-08-17 9:14 ` [PATCH 44/51] xen-scsifront: add scsi device as argument to scsifront_do_request() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 45/51] fas216: Rework device reset to not rely on SCSI command pointer Hannes Reinecke
2021-08-17 9:14 ` [PATCH 46/51] csiostor: use separate TMF command Hannes Reinecke
2021-08-17 9:14 ` [PATCH 47/51] snic: use dedicated device reset command Hannes Reinecke
2021-08-17 9:14 ` [PATCH 48/51] snic: Use scsi_host_busy_iter() to traverse commands Hannes Reinecke
2021-08-17 9:14 ` [PATCH 49/51] scsi: Move eh_device_reset_handler() to use scsi_device as argument Hannes Reinecke
2021-08-17 16:13 ` Steffen Maier
2021-08-17 18:09 ` Hannes Reinecke
2021-08-17 9:14 ` [PATCH 50/51] scsi: Do not allocate scsi command in scsi_ioctl_reset() Hannes Reinecke
2021-08-17 9:14 ` [PATCH 51/51] scsi_error: streamline scsi_eh_bus_device_reset() Hannes Reinecke
2021-08-17 12:13 ` [PATCHv2 00/51] SCSI EH argument reshuffle part II Christoph Hellwig
2021-08-17 12:55 ` Hannes Reinecke
2022-02-23 12:49 ` Christoph Hellwig
2022-02-23 13:03 ` Hannes Reinecke
2022-02-23 13:05 ` Christoph Hellwig
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