From: Oleksandr Andrushchenko <Oleksandr_Andrushchenko@epam.com>
To: "Jürgen Groß" <jgross@suse.com>, "Jason Gunthorpe" <jgg@ziepe.ca>,
"Felix.Kuehling@amd.com" <Felix.Kuehling@amd.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"Ralph Campbell" <rcampbell@nvidia.com>,
"Jerome Glisse" <jglisse@redhat.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>,
Jason Gunthorpe <jgg@mellanox.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Ben Skeggs <bskeggs@redhat.com>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>
Subject: Re: [PATCH hmm 08/15] xen/gntdev: Use select for DMA_SHARED_BUFFER
Date: Wed, 16 Oct 2019 06:35:15 +0000 [thread overview]
Message-ID: <91329d7d-9db5-057e-59d2-887254083da0@epam.com> (raw)
In-Reply-To: <6f60f558-20db-1749-044d-a46697258c39@suse.com>
On 10/16/19 8:11 AM, Jürgen Groß wrote:
> On 15.10.19 20:12, Jason Gunthorpe wrote:
>> From: Jason Gunthorpe <jgg@mellanox.com>
>>
>> DMA_SHARED_BUFFER can not be enabled by the user (it represents a
>> library
>> set in the kernel). The kconfig convention is to use select for such
>> symbols so they are turned on implicitly when the user enables a kconfig
>> that needs them.
>>
>> Otherwise the XEN_GNTDEV_DMABUF kconfig is overly difficult to enable.
>>
>> Fixes: 932d6562179e ("xen/gntdev: Add initial support for dma-buf UAPI")
>> Cc: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
>> Cc: xen-devel@lists.xenproject.org
>> Cc: Juergen Gross <jgross@suse.com>
>> Cc: Stefano Stabellini <sstabellini@kernel.org>
>> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
>
> Reviewed-by: Juergen Gross <jgross@suse.com>
>
Reviewed-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>
> Juergen
WARNING: multiple messages have this Message-ID (diff)
From: Oleksandr Andrushchenko <Oleksandr_Andrushchenko@epam.com>
To: "Jürgen Groß" <jgross@suse.com>, "Jason Gunthorpe" <jgg@ziepe.ca>,
"Felix.Kuehling@amd.com" <Felix.Kuehling@amd.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"Ralph Campbell" <rcampbell@nvidia.com>,
"Jerome Glisse" <jglisse@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
Stefano Stabellini <sstabellini@kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Jason Gunthorpe <jgg@mellanox.com>,
"amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>,
"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Ben Skeggs <bskeggs@redhat.com>
Subject: Re: [PATCH hmm 08/15] xen/gntdev: Use select for DMA_SHARED_BUFFER
Date: Wed, 16 Oct 2019 06:35:15 +0000 [thread overview]
Message-ID: <91329d7d-9db5-057e-59d2-887254083da0@epam.com> (raw)
In-Reply-To: <6f60f558-20db-1749-044d-a46697258c39@suse.com>
On 10/16/19 8:11 AM, Jürgen Groß wrote:
> On 15.10.19 20:12, Jason Gunthorpe wrote:
>> From: Jason Gunthorpe <jgg@mellanox.com>
>>
>> DMA_SHARED_BUFFER can not be enabled by the user (it represents a
>> library
>> set in the kernel). The kconfig convention is to use select for such
>> symbols so they are turned on implicitly when the user enables a kconfig
>> that needs them.
>>
>> Otherwise the XEN_GNTDEV_DMABUF kconfig is overly difficult to enable.
>>
>> Fixes: 932d6562179e ("xen/gntdev: Add initial support for dma-buf UAPI")
>> Cc: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
>> Cc: xen-devel@lists.xenproject.org
>> Cc: Juergen Gross <jgross@suse.com>
>> Cc: Stefano Stabellini <sstabellini@kernel.org>
>> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
>
> Reviewed-by: Juergen Gross <jgross@suse.com>
>
Reviewed-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>
> Juergen
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists.xenproject.org/mailman/listinfo/xen-devel
WARNING: multiple messages have this Message-ID (diff)
From: Oleksandr Andrushchenko <Oleksandr_Andrushchenko@epam.com>
To: "Jürgen Groß" <jgross@suse.com>, "Jason Gunthorpe" <jgg@ziepe.ca>,
"Felix.Kuehling@amd.com" <Felix.Kuehling@amd.com>,
"John Hubbard" <jhubbard@nvidia.com>,
"Ralph Campbell" <rcampbell@nvidia.com>,
"Jerome Glisse" <jglisse@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
Stefano Stabellini <sstabellini@kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Jason Gunthorpe <jgg@mellanox.com>,
"amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>,
"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Ben Skeggs <bskeggs@redhat.com>
Subject: Re: [Xen-devel] [PATCH hmm 08/15] xen/gntdev: Use select for DMA_SHARED_BUFFER
Date: Wed, 16 Oct 2019 06:35:15 +0000 [thread overview]
Message-ID: <91329d7d-9db5-057e-59d2-887254083da0@epam.com> (raw)
In-Reply-To: <6f60f558-20db-1749-044d-a46697258c39@suse.com>
On 10/16/19 8:11 AM, Jürgen Groß wrote:
> On 15.10.19 20:12, Jason Gunthorpe wrote:
>> From: Jason Gunthorpe <jgg@mellanox.com>
>>
>> DMA_SHARED_BUFFER can not be enabled by the user (it represents a
>> library
>> set in the kernel). The kconfig convention is to use select for such
>> symbols so they are turned on implicitly when the user enables a kconfig
>> that needs them.
>>
>> Otherwise the XEN_GNTDEV_DMABUF kconfig is overly difficult to enable.
>>
>> Fixes: 932d6562179e ("xen/gntdev: Add initial support for dma-buf UAPI")
>> Cc: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
>> Cc: xen-devel@lists.xenproject.org
>> Cc: Juergen Gross <jgross@suse.com>
>> Cc: Stefano Stabellini <sstabellini@kernel.org>
>> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
>
> Reviewed-by: Juergen Gross <jgross@suse.com>
>
Reviewed-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>
> Juergen
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists.xenproject.org/mailman/listinfo/xen-devel
next prev parent reply other threads:[~2019-10-16 6:35 UTC|newest]
Thread overview: 136+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-15 18:12 [PATCH hmm 00/15] Consolidate the mmu notifier interval_tree and locking Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 01/15] mm/mmu_notifier: define the header pre-processor parts even if disabled Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-21 18:32 ` Jerome Glisse
2019-10-21 18:32 ` Jerome Glisse
2019-10-15 18:12 ` [PATCH hmm 02/15] mm/mmu_notifier: add an interval tree notifier Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-21 18:30 ` Jerome Glisse
2019-10-21 18:30 ` Jerome Glisse
2019-10-21 18:54 ` Jason Gunthorpe
2019-10-21 18:54 ` Jason Gunthorpe
2019-10-21 19:11 ` Jerome Glisse
2019-10-21 19:11 ` Jerome Glisse
2019-10-21 19:24 ` Jason Gunthorpe
2019-10-21 19:24 ` Jason Gunthorpe
2019-10-21 19:47 ` Jerome Glisse
2019-10-21 19:47 ` Jerome Glisse
2019-10-27 23:15 ` Jason Gunthorpe
2019-10-27 23:15 ` Jason Gunthorpe
2019-10-27 23:15 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 03/15] mm/hmm: allow hmm_range to be used with a mmu_range_notifier or hmm_mirror Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-21 18:33 ` Jerome Glisse
2019-10-21 18:33 ` Jerome Glisse
2019-10-15 18:12 ` [PATCH hmm 04/15] mm/hmm: define the pre-processor related parts of hmm.h even if disabled Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-21 18:31 ` Jerome Glisse
2019-10-21 18:31 ` Jerome Glisse
2019-10-15 18:12 ` [PATCH hmm 05/15] RDMA/odp: Use mmu_range_notifier_insert() Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-11-04 20:25 ` Jason Gunthorpe
2019-11-04 20:25 ` Jason Gunthorpe
2019-11-04 20:25 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 06/15] RDMA/hfi1: Use mmu_range_notifier_inset for user_exp_rcv Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-29 12:15 ` Dennis Dalessandro
2019-10-29 12:15 ` Dennis Dalessandro
2019-10-29 12:15 ` Dennis Dalessandro
2019-10-15 18:12 ` [PATCH hmm 07/15] drm/radeon: use mmu_range_notifier_insert Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 08/15] xen/gntdev: Use select for DMA_SHARED_BUFFER Jason Gunthorpe
2019-10-15 18:12 ` [Xen-devel] " Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-16 5:11 ` Jürgen Groß
2019-10-16 5:11 ` [Xen-devel] " Jürgen Groß
2019-10-16 5:11 ` Jürgen Groß
2019-10-16 6:35 ` Oleksandr Andrushchenko [this message]
2019-10-16 6:35 ` [Xen-devel] " Oleksandr Andrushchenko
2019-10-16 6:35 ` Oleksandr Andrushchenko
2019-10-21 19:12 ` Jason Gunthorpe
2019-10-21 19:12 ` [Xen-devel] " Jason Gunthorpe
2019-10-21 19:12 ` Jason Gunthorpe
2019-10-28 6:25 ` [Xen-devel] " Oleksandr Andrushchenko
2019-10-28 6:25 ` Oleksandr Andrushchenko
2019-10-28 6:25 ` Oleksandr Andrushchenko
2019-10-28 6:25 ` Oleksandr Andrushchenko
2019-10-28 6:25 ` Oleksandr Andrushchenko
2019-10-15 18:12 ` [PATCH hmm 09/15] xen/gntdev: use mmu_range_notifier_insert Jason Gunthorpe
2019-10-15 18:12 ` [Xen-devel] " Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 10/15] nouveau: use mmu_notifier directly for invalidate_range_start Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 11/15] nouveau: use mmu_range_notifier instead of hmm_mirror Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 12/15] drm/amdgpu: Call find_vma under mmap_sem Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 13/15] drm/amdgpu: Use mmu_range_insert instead of hmm_mirror Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 14/15] drm/amdgpu: Use mmu_range_notifier " Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-15 18:12 ` [PATCH hmm 15/15] mm/hmm: remove hmm_mirror and related Jason Gunthorpe
2019-10-15 18:12 ` Jason Gunthorpe
2019-10-21 18:38 ` Jerome Glisse
2019-10-21 18:38 ` Jerome Glisse
2019-10-21 18:57 ` Jason Gunthorpe
2019-10-21 18:57 ` Jason Gunthorpe
2019-10-21 19:19 ` Jerome Glisse
2019-10-21 19:19 ` Jerome Glisse
2019-10-16 8:58 ` [PATCH hmm 00/15] Consolidate the mmu notifier interval_tree and locking Christian König
2019-10-16 8:58 ` Christian König
2019-10-16 16:04 ` Jason Gunthorpe
2019-10-16 16:04 ` Jason Gunthorpe
2019-10-17 8:54 ` Christian König
2019-10-17 8:54 ` Christian König
2019-10-17 16:26 ` Yang, Philip
2019-10-17 16:26 ` Yang, Philip
2019-10-17 16:47 ` Koenig, Christian
2019-10-17 16:47 ` Koenig, Christian
2019-10-18 20:36 ` Jason Gunthorpe
2019-10-18 20:36 ` Jason Gunthorpe
2019-10-20 14:21 ` Koenig, Christian
2019-10-20 14:21 ` Koenig, Christian
2019-10-21 13:57 ` Jason Gunthorpe
2019-10-21 13:57 ` Jason Gunthorpe
2019-10-21 14:28 ` Koenig, Christian
2019-10-21 14:28 ` Koenig, Christian
2019-10-21 15:12 ` Jason Gunthorpe
2019-10-21 15:12 ` Jason Gunthorpe
2019-10-22 7:57 ` Daniel Vetter
2019-10-22 7:57 ` Daniel Vetter
2019-10-22 15:01 ` Jason Gunthorpe
2019-10-22 15:01 ` Jason Gunthorpe
2019-10-23 9:08 ` Daniel Vetter
2019-10-23 9:08 ` Daniel Vetter
2019-10-23 9:08 ` Daniel Vetter
2019-10-23 9:32 ` Christian König
2019-10-23 9:32 ` Christian König
2019-10-23 9:32 ` Christian König
2019-10-23 16:52 ` Jerome Glisse
2019-10-23 16:52 ` Jerome Glisse
2019-10-23 16:52 ` Jerome Glisse
2019-10-23 16:52 ` Jerome Glisse
2019-10-23 17:24 ` Jason Gunthorpe
2019-10-23 17:24 ` Jason Gunthorpe
2019-10-23 17:24 ` Jason Gunthorpe
2019-10-23 17:24 ` Jason Gunthorpe
2019-10-24 2:16 ` Christoph Hellwig
2019-10-24 2:16 ` Christoph Hellwig
2019-10-24 2:16 ` Christoph Hellwig
2019-10-21 15:55 ` Dennis Dalessandro
2019-10-21 15:55 ` Dennis Dalessandro
2019-10-21 16:58 ` Jason Gunthorpe
2019-10-21 16:58 ` Jason Gunthorpe
2019-10-22 11:56 ` Dennis Dalessandro
2019-10-22 11:56 ` Dennis Dalessandro
2019-10-22 14:37 ` Jason Gunthorpe
2019-10-22 14:37 ` Jason Gunthorpe
2019-10-21 18:40 ` Jerome Glisse
2019-10-21 18:40 ` Jerome Glisse
2019-10-21 19:06 ` Jason Gunthorpe
2019-10-21 19:06 ` Jason Gunthorpe
2019-10-23 20:26 ` Jerome Glisse
2019-10-23 20:26 ` Jerome Glisse
2019-10-23 20:26 ` Jerome Glisse
2019-10-23 20:26 ` Jerome Glisse
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