From: Dan Williams <dan.j.williams@intel.com>
To: Sergei Shtylyov <sshtylyov@mvista.com>
Cc: linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org
Subject: Re: [PATCH 14/24] libsas: prevent double completion of scmds from eh
Date: Sun, 18 Dec 2011 11:19:27 -0800 [thread overview]
Message-ID: <CAA9_cmc4KdbVzr-sccxmF_pRQA++NB0ZK68J2HRo9jHeMgO0fQ@mail.gmail.com> (raw)
In-Reply-To: <4EEC9442.8090300@mvista.com>
On Sat, Dec 17, 2011 at 5:08 AM, Sergei Shtylyov <sshtylyov@mvista.com> wrote:
>> + ASSIGN_SAS_TASK(sc, NULL);
>
>
> Why do it twice -- once here and then in sas_end_task()?
...for the sas_eh_finish_cmd() case where eh has taken responsibility
for cleanup and the sas_scsi_task_done() path has been disabled.
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next prev parent reply other threads:[~2011-12-18 19:19 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-17 2:33 [PATCH 00/24] libsas: eh reworks (ata-eh vs discovery, races, ...) Dan Williams
2011-12-17 2:33 ` [PATCH 01/24] workqueue: promote workqueue_lock to hard-irq safe Dan Williams
2011-12-17 2:33 ` [PATCH 02/24] workqueue: defer work to a draining queue Dan Williams
2011-12-19 21:49 ` Tejun Heo
2011-12-19 22:01 ` Dan Williams
2011-12-19 22:08 ` Tejun Heo
2011-12-19 22:25 ` Williams, Dan J
2011-12-17 2:33 ` [PATCH 03/24] scsi: use drain_workqueue Dan Williams
2011-12-17 2:33 ` [PATCH 04/24] libsas: remove unused ata_task_resp fields Dan Williams
2011-12-17 12:51 ` Sergei Shtylyov
2011-12-19 1:38 ` Jack Wang
2011-12-17 2:33 ` [PATCH 05/24] libsas: kill sas_slave_destroy Dan Williams
2011-12-17 2:33 ` [PATCH 06/24] libsas: fix domain_device leak Dan Williams
2011-12-19 2:32 ` Jack Wang
2011-12-17 2:33 ` [PATCH 07/24] libsas: fix leak of dev->sata_dev.identify_[packet_]device Dan Williams
2011-12-19 2:38 ` Jack Wang
2011-12-17 2:33 ` [PATCH 08/24] libsas: replace event locks with atomic bitops Dan Williams
2011-12-17 2:33 ` [PATCH 09/24] libsas: remove ata_port.lock management duties from lldds Dan Williams
2011-12-17 2:33 ` [PATCH 10/24] libsas: prevent domain rediscovery competing with ata error handling Dan Williams
2011-12-17 2:34 ` [PATCH 11/24] libsas: use ->set_dmamode to notify lldds of NCQ parameters Dan Williams
2011-12-17 2:34 ` [PATCH 12/24] libsas: kill invocation of scsi_eh_finish_cmd from sas_ata_task_done Dan Williams
2011-12-17 2:34 ` [PATCH 13/24] libsas: close error handling vs sas_ata_task_done() race Dan Williams
2011-12-17 2:34 ` [PATCH 14/24] libsas: prevent double completion of scmds from eh Dan Williams
2011-12-17 13:08 ` Sergei Shtylyov
2011-12-18 19:19 ` Dan Williams [this message]
2011-12-17 13:13 ` Sergei Shtylyov
2011-12-18 19:24 ` Dan Williams
2011-12-17 2:34 ` [PATCH 15/24] libsas: fix timeout vs completion race Dan Williams
2011-12-17 2:34 ` [PATCH 16/24] libsas: let libata handle command timeouts Dan Williams
2011-12-17 2:34 ` [PATCH 17/24] libsas: defer SAS_TASK_NEED_DEV_RESET commands to libata Dan Williams
2011-12-17 2:34 ` [PATCH 18/24] libsas: use libata-eh-reset for sata rediscovery fis transmit failures Dan Williams
2011-12-17 2:34 ` [PATCH 19/24] libsas: execute transport link resets with libata-eh via host workqueue Dan Williams
2011-12-17 2:34 ` [PATCH 20/24] libsas: sas_phy_enable via transport_sas_phy_reset Dan Williams
2011-12-17 2:34 ` [PATCH 21/24] libsas: Remove redundant phy state notification calls Dan Williams
2011-12-17 2:35 ` [PATCH 22/24] libsas: add mutex for SMP task execution Dan Williams
2011-12-17 2:35 ` [PATCH 23/24] libsas: async ata-eh Dan Williams
2011-12-17 2:35 ` [PATCH 24/24] libsas: poll for ata device readiness after reset Dan Williams
2011-12-20 6:18 ` Jack Wang
2011-12-20 7:08 ` Williams, Dan J
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