From: Johannes Thumshirn <jthumshirn@suse.de>
To: linux-nvdimm@lists.01.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 11/13] libnvdimm, pmem, pfn: make pmem_rw_bytes generic and refactor pfn setup
Date: Thu, 24 Mar 2016 14:50:44 +0100 [thread overview]
Message-ID: <5983443.ftVyGZcjEZ@c203> (raw)
In-Reply-To: <20160324012618.21436.3392.stgit@dwillia2-desk3.jf.intel.com>
On Mittwoch, 23. März 2016 18:26:18 CET Dan Williams wrote:
> In preparation for providing an alternative (to block device) access
> mechanism to persistent memory, convert pmem_rw_bytes() to
> nsio_rw_bytes(). This allows ->rw_bytes() functionality without
> requiring a 'struct pmem_device' to be instantiated.
>
> In other words, when ->rw_bytes() is in use i/o is driven through
> 'struct nd_namespace_io', otherwise it is driven through 'struct
> pmem_device' and the block layer. This consolidates the disjoint calls
> to devm_exit_badblocks() and devm_memunmap() into a common
> devm_nsio_disable() and cleans up the init path to use a unified
> pmem_attach_disk() implementation.
>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
--
Johannes Thumshirn Storage
jthumshirn@suse.de +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850
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WARNING: multiple messages have this Message-ID (diff)
From: Johannes Thumshirn <jthumshirn@suse.de>
To: linux-nvdimm@ml01.01.org
Cc: Dan Williams <dan.j.williams@intel.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 11/13] libnvdimm, pmem, pfn: make pmem_rw_bytes generic and refactor pfn setup
Date: Thu, 24 Mar 2016 14:50:44 +0100 [thread overview]
Message-ID: <5983443.ftVyGZcjEZ@c203> (raw)
In-Reply-To: <20160324012618.21436.3392.stgit@dwillia2-desk3.jf.intel.com>
On Mittwoch, 23. März 2016 18:26:18 CET Dan Williams wrote:
> In preparation for providing an alternative (to block device) access
> mechanism to persistent memory, convert pmem_rw_bytes() to
> nsio_rw_bytes(). This allows ->rw_bytes() functionality without
> requiring a 'struct pmem_device' to be instantiated.
>
> In other words, when ->rw_bytes() is in use i/o is driven through
> 'struct nd_namespace_io', otherwise it is driven through 'struct
> pmem_device' and the block layer. This consolidates the disjoint calls
> to devm_exit_badblocks() and devm_memunmap() into a common
> devm_nsio_disable() and cleans up the init path to use a unified
> pmem_attach_disk() implementation.
>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
--
Johannes Thumshirn Storage
jthumshirn@suse.de +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850
next prev parent reply other threads:[~2016-03-24 13:51 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-24 1:25 [PATCH 00/13] prep for device-dax, untangle pfn-device setup Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 1:25 ` [PATCH 01/13] libnvdimm, pfn: fix nvdimm_namespace_add_poison() vs section alignment Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 10:10 ` Johannes Thumshirn
2016-03-24 10:10 ` Johannes Thumshirn
2016-03-24 10:10 ` Johannes Thumshirn
2016-03-24 14:48 ` Dan Williams
2016-03-24 14:48 ` Dan Williams
2016-03-24 14:48 ` Dan Williams
2016-03-24 1:25 ` [PATCH 02/13] libnvdimm, pmem: kill pmem->ndns Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 10:31 ` Johannes Thumshirn
2016-03-24 10:31 ` Johannes Thumshirn
2016-03-24 1:25 ` [PATCH 03/13] libnvdimm, pfn, convert nd_pfn_probe() to devm Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 10:45 ` Johannes Thumshirn
2016-03-24 10:45 ` Johannes Thumshirn
2016-03-24 1:25 ` [PATCH 04/13] libnvdimm, btt, convert nd_btt_probe() " Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 11:05 ` Johannes Thumshirn
2016-03-24 11:05 ` Johannes Thumshirn
2016-03-24 1:25 ` [PATCH 05/13] libnvdimm, blk: use devm_add_action to release bdev resources Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 11:48 ` Johannes Thumshirn
2016-03-24 11:48 ` Johannes Thumshirn
2016-03-24 15:14 ` Dan Williams
2016-03-24 15:14 ` Dan Williams
2016-03-24 15:15 ` Johannes Thumshirn
2016-03-24 15:15 ` Johannes Thumshirn
2016-03-24 15:21 ` Dan Williams
2016-03-24 15:21 ` Dan Williams
2016-03-24 1:25 ` [PATCH 06/13] libnvdimm, blk: use ->queuedata for driver private data Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 11:51 ` Johannes Thumshirn
2016-03-24 11:51 ` Johannes Thumshirn
2016-03-24 1:25 ` [PATCH 07/13] libnvdimm, pmem: " Dan Williams
2016-03-24 1:25 ` Dan Williams
2016-03-24 12:06 ` Johannes Thumshirn
2016-03-24 12:06 ` Johannes Thumshirn
2016-03-24 1:26 ` [PATCH 08/13] libnvdimm, blk: move i/o infrastructure to nd_namespace_blk Dan Williams
2016-03-24 1:26 ` Dan Williams
2016-03-24 12:22 ` Johannes Thumshirn
2016-03-24 12:22 ` Johannes Thumshirn
2016-03-24 15:21 ` Dan Williams
2016-03-24 15:21 ` Dan Williams
2016-03-24 15:22 ` Johannes Thumshirn
2016-03-24 15:22 ` Johannes Thumshirn
2016-03-25 22:02 ` [PATCH v2] " Dan Williams
2016-03-25 22:02 ` Dan Williams
2016-03-24 1:26 ` [PATCH 09/13] libnvdimm, pmem: use devm_add_action to release bdev resources Dan Williams
2016-03-24 1:26 ` Dan Williams
2016-03-24 12:35 ` Johannes Thumshirn
2016-03-24 12:35 ` Johannes Thumshirn
2016-03-24 1:26 ` [PATCH 10/13] libnvdimm, pmem: clean up resource print / request Dan Williams
2016-03-24 1:26 ` Dan Williams
2016-03-24 13:42 ` Johannes Thumshirn
2016-03-24 13:42 ` Johannes Thumshirn
2016-03-24 1:26 ` [PATCH 11/13] libnvdimm, pmem, pfn: make pmem_rw_bytes generic and refactor pfn setup Dan Williams
2016-03-24 1:26 ` Dan Williams
2016-03-24 13:50 ` Johannes Thumshirn [this message]
2016-03-24 13:50 ` Johannes Thumshirn
2016-03-25 22:13 ` [PATCH v2] " Dan Williams
2016-03-25 22:13 ` Dan Williams
2016-03-24 1:26 ` [PATCH 12/13] libnvdimm, pmem, pfn: move pfn setup to the core Dan Williams
2016-03-24 1:26 ` Dan Williams
2016-03-24 14:36 ` Johannes Thumshirn
2016-03-24 14:36 ` Johannes Thumshirn
2016-03-24 15:26 ` Dan Williams
2016-03-24 15:26 ` Dan Williams
2016-03-25 22:15 ` [PATCH v2] " Dan Williams
2016-03-25 22:15 ` Dan Williams
2016-03-29 8:30 ` Johannes Thumshirn
2016-03-29 8:30 ` Johannes Thumshirn
2016-03-24 1:26 ` [PATCH 13/13] libnvdimm, pmem: kill ->pmem_queue and ->pmem_disk Dan Williams
2016-03-24 1:26 ` Dan Williams
2016-03-24 14:38 ` Johannes Thumshirn
2016-03-24 14:38 ` Johannes Thumshirn
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