Hi,
On 2018/5/12 3:06, Jean-Philippe Brucker wrote:
Add two new ioctls for VFIO containers. VFIO_IOMMU_BIND_PROCESS creates a
bond between a container and a process address space, identified by a
Process Address Space ID (PASID). Devices in the container append this
PASID to DMA transactions in
On 23/05/18 07:02, Zhen Lei wrote:
No functional changes.
What's the mistake?
Signed-off-by: Zhen Lei
---
drivers/iommu/dma-iommu.c | 12 +++-
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index ddcbbdb..4e885f7
From: Huaisheng Ye
Changes since v2: [2]
* According to Christoph's suggestion, rebase patches to current
mainline from v4.16.
* Follow the advice of Matthew, create macros like GFP_NORMAL and
GFP_NORMAL_UNMOVABLE to clear bottom 3 and 4 bits of GFP bitmask.
* Delete some patches because of
From: Huaisheng Ye
Use __GFP_ZONE_MASK to replace (__GFP_DMA | __GFP_HIGHMEM).
In function xen_swiotlb_alloc_coherent, it is obvious that __GFP_DMA32
is not the expecting zone type.
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mas
From: Huaisheng Ye
Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE
From: Huaisheng Ye
Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE
From: Huaisheng Ye
Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE
From: Huaisheng Ye
Use __GFP_ZONE_MASK to replace (__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_DMA, __GFP_HIGHMEM and __GFP_DMA32 sh
From: Huaisheng Ye
Replace GFP_ZONE_TABLE and GFP_ZONE_BAD with encoded zone number.
Delete ___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 from GFP bitmasks,
the bottom three bits of GFP mask is reserved for storing encoded
zone number.
The encoding method is XOR. Get zone number from enum zone_ty
From: Huaisheng Ye
Use __GFP_ZONE_MASK to replace (__GFP_DMA32 | __GFP_HIGHMEM).
In function alloc_extent_state, it is obvious that __GFP_DMA is not
the expecting zone type.
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is res
From: Huaisheng Ye
GFP_HIGHUSER_MOVABLE doesn't equal to GFP_HIGHUSER | __GFP_MOVABLE,
modify it to adapt patch of getting rid of GFP_ZONE_TABLE/BAD.
Signed-off-by: Huaisheng Ye
Cc: Kate Stewart
Cc: Greg Kroah-Hartman
Cc: Thomas Gleixner
Cc: Philippe Ombredanne
Cc: Christoph Hellwig
---
i
From: Huaisheng Ye
GFP_HIGHUSER_MOVABLE doesn't equal to GFP_HIGHUSER | __GFP_MOVABLE,
modify it to adapt patch of getting rid of GFP_ZONE_TABLE/BAD.
Signed-off-by: Huaisheng Ye
Cc: Thomas Gleixner
Cc: Ingo Molnar
Cc: "H. Peter Anvin"
Cc: Kate Stewart
Cc: Greg Kroah-Hartman
Cc: x...@kernel
From: Michal Hocko [mailto:mho...@kernel.org]
Sent: Wednesday, May 23, 2018 2:37 AM
>
> On Mon 21-05-18 23:20:21, Huaisheng Ye wrote:
> > From: Huaisheng Ye
> >
> > Replace GFP_ZONE_TABLE and GFP_ZONE_BAD with encoded zone number.
> >
> > Delete ___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 from GF
From: Huaisheng Ye
Changes since v2: [2]
* According to Christoph's suggestion, rebase patches to current
mainline from v4.16.
* Follow the advice of Matthew, create macros like GFP_NORMAL and
GFP_NORMAL_UNMOVABLE to clear bottom 3 and 4 bits of GFP bitmask.
* Delete some patches because of
From: Huaisheng Ye
Replace GFP_ZONE_TABLE and GFP_ZONE_BAD with encoded zone number.
Delete ___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 from GFP bitmasks,
the bottom three bits of GFP mask is reserved for storing encoded
zone number.
The encoding method is XOR. Get zone number from enum zone_ty
From: Huaisheng Ye
Use __GFP_ZONE_MASK to replace (__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_DMA, __GFP_HIGHMEM and __GFP_DMA32 sh
From: Huaisheng Ye
Use __GFP_ZONE_MASK to replace (__GFP_DMA | __GFP_HIGHMEM).
In function xen_swiotlb_alloc_coherent, it is obvious that __GFP_DMA32
is not the expecting zone type.
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mas
From: Huaisheng Ye
Use __GFP_ZONE_MASK to replace (__GFP_DMA32 | __GFP_HIGHMEM).
In function alloc_extent_state, it is obvious that __GFP_DMA is not
the expecting zone type.
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is res
From: Huaisheng Ye
Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE
From: Huaisheng Ye
GFP_HIGHUSER_MOVABLE doesn't equal to GFP_HIGHUSER | __GFP_MOVABLE,
modify it to adapt patch of getting rid of GFP_ZONE_TABLE/BAD.
Signed-off-by: Huaisheng Ye
Cc: Kate Stewart
Cc: Greg Kroah-Hartman
Cc: Thomas Gleixner
Cc: Philippe Ombredanne
Cc: Christoph Hellwig
---
i
From: Huaisheng Ye
GFP_HIGHUSER_MOVABLE doesn't equal to GFP_HIGHUSER | __GFP_MOVABLE,
modify it to adapt patch of getting rid of GFP_ZONE_TABLE/BAD.
Signed-off-by: Huaisheng Ye
Cc: Thomas Gleixner
Cc: Ingo Molnar
Cc: "H. Peter Anvin"
Cc: Kate Stewart
Cc: Greg Kroah-Hartman
Cc: x...@kernel
From: Huaisheng Ye
Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE).
___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
bitmasks, the bottom three bits of GFP mask is reserved for storing
encoded zone number.
__GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE
On Mon, May 21, 2018 at 11:41:33PM +0900, Magnus Damm wrote:
> From: Magnus Damm
>
> Update the IPMMU DT binding documentation to include the compat strings
> for the IPMMU devices included in the R-Car V3H and E3 SoCs.
>
> Signed-off-by: Magnus Damm
> ---
>
> Developed on top of renesas-driv
On Tue, May 22, 2018 at 08:37:28PM +0200, Michal Hocko wrote:
> So why is this any better than the current code. Sure I am not a great
> fan of GFP_ZONE_TABLE because of how it is incomprehensible but this
> doesn't look too much better, yet we are losing a check for incompatible
> gfp flags. The d
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