From: Jeff Garzik <jeff@garzik.org>
To: Dan Williams <dan.j.williams@intel.com>
Cc: linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org,
Jack Wang <jack_wang@usish.com>, Luben Tuikov <ltuikov@yahoo.com>,
Xiangliang Yu <yuxiangl@marvell.com>
Subject: Re: [PATCH v8 03/13] libsas: async ata scanning
Date: Fri, 10 Feb 2012 13:34:24 -0500 [thread overview]
Message-ID: <4F356330.4060703@garzik.org> (raw)
In-Reply-To: <20120210084454.25701.66737.stgit@dwillia2-linux.jf.intel.com>
On 02/10/2012 03:44 AM, Dan Williams wrote:
> libsas ata error handling is already async but this does not help the
> scan case. Move initial link recovery out from under host->scan_mutex,
> and delay synchronization with eh until after all port probe/recovery
> work has been queued.
>
> Device ordering is maintained with scan order by still calling
> sas_rphy_add() in order of domain discovery.
>
> Since we now scan the domain list when invoking libata-eh we need to be
> careful to check for fully initialized ata ports.
>
> Cc: Xiangliang Yu<yuxiangl@marvell.com>
> Cc: Luben Tuikov<ltuikov@yahoo.com>
> Acked-by: Jack Wang<jack_wang@usish.com>
> Signed-off-by: Dan Williams<dan.j.williams@intel.com>
> ---
> drivers/ata/libata-core.c | 34 +++++++++-------
> drivers/ata/libata-scsi.c | 13 ++++++
> drivers/ata/libata.h | 1
> drivers/scsi/aic94xx/aic94xx_init.c | 1
> drivers/scsi/isci/init.c | 1
> drivers/scsi/libsas/sas_ata.c | 74 ++++++++++++++++++++++++++++++-----
> drivers/scsi/libsas/sas_discover.c | 22 +++++-----
> drivers/scsi/libsas/sas_internal.h | 9 ++++
> drivers/scsi/libsas/sas_scsi_host.c | 18 ---------
> drivers/scsi/mvsas/mv_init.c | 1
> drivers/scsi/pm8001/pm8001_init.c | 1
> include/linux/libata.h | 1
> include/scsi/libsas.h | 1
> include/scsi/sas_ata.h | 12 +++---
> 14 files changed, 123 insertions(+), 66 deletions(-)
Acked-by: Jeff Garzik <jgarzik@redhat.com>
next prev parent reply other threads:[~2012-02-10 18:34 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-10 8:44 [PATCH v8 00/13] libsas error handling + discovery v8 Dan Williams
2012-02-10 8:44 ` [PATCH v8 01/13] libsas: close scsi_remove_target() vs libata-eh race Dan Williams
2012-02-10 18:32 ` Jeff Garzik
2012-02-10 19:09 ` Dan Williams
2012-02-10 8:44 ` [PATCH v8 02/13] libsas: improve debug statements Dan Williams
2012-02-10 8:44 ` [PATCH v8 03/13] libsas: async ata scanning Dan Williams
2012-02-10 18:34 ` Jeff Garzik [this message]
2012-02-10 8:45 ` [PATCH v8 04/13] libsas: set attached device type and target protocols for local phys Dan Williams
2012-02-10 8:45 ` [PATCH v8 05/13] libsas: fixup target_port_protocols for expanders that don't report sata Dan Williams
2012-02-10 8:45 ` [PATCH v8 06/13] libsas: don't recover end devices attached to disabled phys Dan Williams
2012-02-10 8:45 ` [PATCH v8 07/13] scsi_transport_sas: 'enable' phys on reset Dan Williams
2012-02-10 8:45 ` [PATCH v8 08/13] libsas: libsas.force_hard_reset module parameter Dan Williams
2012-02-29 21:55 ` James Bottomley
2012-02-29 22:40 ` Douglas Gilbert
2012-02-29 23:27 ` Dan Williams
2012-03-01 0:23 ` Douglas Gilbert
2012-03-01 0:35 ` Dan Williams
2012-02-29 23:22 ` Dan Williams
2012-03-01 14:27 ` James Bottomley
2012-02-10 8:45 ` [PATCH v8 09/13] libsas: enforce eh strategy handlers only in eh context Dan Williams
2012-02-29 22:05 ` James Bottomley
2012-03-01 0:28 ` Dan Williams
2012-03-01 14:29 ` James Bottomley
2012-03-06 19:17 ` Dan Williams
2012-02-10 8:45 ` [PATCH v8 10/13] libsas: add sas_eh_abort_handler Dan Williams
2012-02-10 8:45 ` [PATCH v8 11/13] libsas: use ->lldd_I_T_nexus_reset for ->eh_bus_reset_handler Dan Williams
2012-02-10 8:45 ` [PATCH v8 12/13] isci: use sas eh strategy handlers Dan Williams
2012-02-10 8:45 ` [PATCH v8 13/13] libsas: trim sas_task of slow path infrastructure Dan Williams
2012-02-15 1:09 ` Jack Wang
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