From: Andrew Morton <akpm@linux-foundation.org>
To: Dan Williams <dan.j.williams@intel.com>
Cc: Joao Martins <joao.m.martins@oracle.com>,
dave.hansen@linux.intel.com, linux-mm@kvack.org,
linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 15/17] device-dax: add an 'align' attribute
Date: Fri, 25 Sep 2020 19:22:34 -0700 [thread overview]
Message-ID: <20200925192234.33ae92b75012c1f2bdd974b8@linux-foundation.org> (raw)
In-Reply-To: <160106118486.30709.13012322227204800596.stgit@dwillia2-desk3.amr.corp.intel.com>
On Fri, 25 Sep 2020 12:13:04 -0700 Dan Williams <dan.j.williams@intel.com> wrote:
> Introduce a device align attribute. While doing so, rename the region
> align attribute to be more explicitly named as so, but keep it named as
> @align to retain the API for tools like daxctl.
>
> Changes on align may not always be valid, when say certain mappings were
> created with 2M and then we switch to 1G. So, we validate all ranges
> against the new value being attempted, post resizing.
>
> Link: https://lkml.kernel.org/r/159643105944.4062302.3131761052969132784.stgit@dwillia2-desk3.amr.corp.intel.com
> Link: https://lore.kernel.org/r/20200716172913.19658-3-joao.m.martins@oracle.com
> Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
>
The signoff chain implies that this was From:Joao. Please clarify?
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WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Dan Williams <dan.j.williams@intel.com>
Cc: Joao Martins <joao.m.martins@oracle.com>,
vishal.l.verma@intel.com, dave.hansen@linux.intel.com,
linux-mm@kvack.org, linux-nvdimm@lists.01.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 15/17] device-dax: add an 'align' attribute
Date: Fri, 25 Sep 2020 19:22:34 -0700 [thread overview]
Message-ID: <20200925192234.33ae92b75012c1f2bdd974b8@linux-foundation.org> (raw)
In-Reply-To: <160106118486.30709.13012322227204800596.stgit@dwillia2-desk3.amr.corp.intel.com>
On Fri, 25 Sep 2020 12:13:04 -0700 Dan Williams <dan.j.williams@intel.com> wrote:
> Introduce a device align attribute. While doing so, rename the region
> align attribute to be more explicitly named as so, but keep it named as
> @align to retain the API for tools like daxctl.
>
> Changes on align may not always be valid, when say certain mappings were
> created with 2M and then we switch to 1G. So, we validate all ranges
> against the new value being attempted, post resizing.
>
> Link: https://lkml.kernel.org/r/159643105944.4062302.3131761052969132784.stgit@dwillia2-desk3.amr.corp.intel.com
> Link: https://lore.kernel.org/r/20200716172913.19658-3-joao.m.martins@oracle.com
> Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
>
The signoff chain implies that this was From:Joao. Please clarify?
next prev parent reply other threads:[~2020-09-26 2:22 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-25 19:11 [PATCH v5 00/17] device-dax: support sub-dividing soft-reserved ranges Dan Williams
2020-09-25 19:11 ` Dan Williams
2020-09-25 19:11 ` [PATCH v5 01/17] device-dax: make pgmap optional for instance creation Dan Williams
2020-09-25 19:11 ` Dan Williams
2020-10-01 8:41 ` David Hildenbrand
2020-10-01 8:41 ` David Hildenbrand
2020-10-01 16:54 ` Dan Williams
2020-10-01 16:54 ` Dan Williams
2020-10-01 16:54 ` Dan Williams
2020-10-01 17:39 ` David Hildenbrand
2020-10-01 17:39 ` David Hildenbrand
2020-10-01 19:12 ` Dan Williams
2020-10-01 19:12 ` Dan Williams
2020-10-01 19:12 ` Dan Williams
2020-09-25 19:11 ` [PATCH v5 02/17] device-dax/kmem: introduce dax_kmem_range() Dan Williams
2020-09-25 19:11 ` Dan Williams
2020-09-30 16:14 ` David Hildenbrand
2020-09-30 16:14 ` David Hildenbrand
2020-09-25 19:11 ` [PATCH v5 03/17] device-dax/kmem: move resource name tracking to drvdata Dan Williams
2020-09-25 19:11 ` Dan Williams
2020-09-30 16:19 ` David Hildenbrand
2020-09-30 16:19 ` David Hildenbrand
2020-09-25 19:12 ` [PATCH v5 04/17] device-dax/kmem: replace release_resource() with release_mem_region() Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-30 16:23 ` David Hildenbrand
2020-09-30 16:23 ` David Hildenbrand
2020-09-30 17:28 ` Dan Williams
2020-09-30 17:28 ` Dan Williams
2020-09-30 17:28 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 05/17] device-dax: add an allocation interface for device-dax instances Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 06/17] device-dax: introduce 'struct dev_dax' typed-driver operations Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 07/17] device-dax: introduce 'seed' devices Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 08/17] drivers/base: make device_find_child_by_name() compatible with sysfs inputs Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 09/17] device-dax: add resize support Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 10/17] mm/memremap_pages: convert to 'struct range' Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-28 19:12 ` boris.ostrovsky
2020-09-28 19:12 ` boris.ostrovsky
2020-09-25 19:12 ` [PATCH v5 11/17] mm/memremap_pages: support multiple ranges per invocation Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 12/17] device-dax: add dis-contiguous resource support Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 13/17] device-dax: introduce 'mapping' devices Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:12 ` [PATCH v5 14/17] device-dax: make align a per-device property Dan Williams
2020-09-25 19:12 ` Dan Williams
2020-09-25 19:13 ` [PATCH v5 15/17] device-dax: add an 'align' attribute Dan Williams
2020-09-25 19:13 ` Dan Williams
2020-09-26 2:22 ` Andrew Morton [this message]
2020-09-26 2:22 ` Andrew Morton
2020-09-26 3:31 ` Dan Williams
2020-09-26 3:31 ` Dan Williams
2020-09-26 3:31 ` Dan Williams
2020-09-25 19:13 ` [PATCH v5 16/17] dax/hmem: introduce dax_hmem.region_idle parameter Dan Williams
2020-09-25 19:13 ` Dan Williams
2020-09-25 19:13 ` [PATCH v5 17/17] device-dax: add a range mapping allocation attribute Dan Williams
2020-09-25 19:13 ` Dan Williams
2020-09-25 20:51 ` [PATCH v5 00/17] device-dax: support sub-dividing soft-reserved ranges Joao Martins
2020-09-25 20:51 ` Joao Martins
2020-09-25 21:01 ` Dan Williams
2020-09-25 21:01 ` Dan Williams
2020-09-25 21:05 ` Joao Martins
2020-09-25 21:05 ` Joao Martins
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