From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>,
"Edgar E. Iglesias" <edgar.iglesias@gmail.com>
Cc: "Peter Crosthwaite" <peter.crosthwaite@xilinx.com>,
"Patch Tracking" <patches@linaro.org>,
"QEMU Developers" <qemu-devel@nongnu.org>,
"Greg Bellows" <greg.bellows@linaro.org>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Richard Henderson" <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH 06/14] exec.c: Make address_space_rw take transaction attributes
Date: Thu, 09 Apr 2015 12:21:30 +0200 [thread overview]
Message-ID: <552652AA.5070701@redhat.com> (raw)
In-Reply-To: <CAFEAcA_mVTnVAuekCFm=s4cfhoVi2cH2D1niJzEMNY=dbYjLzg@mail.gmail.com>
On 09/04/2015 12:14, Peter Maydell wrote:
> On 9 April 2015 at 10:59, Edgar E. Iglesias <edgar.iglesias@gmail.com> wrote:
>> > On Tue, Apr 07, 2015 at 09:09:52PM +0100, Peter Maydell wrote:
>>> >> Make address_space_rw take transaction attributes, rather
>>> >> than always using the 'unspecified' attributes.
>> >
>> > Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
>> >
>> > I guess that we eventually will need to convert the dma_
>> > functions?
> Probably, though I'm not clear what they bring to the party
> that the basic address_space_* functions don't (part of why
> I left them alone).
At this point, some memory barriers, basically.
Initially the IOMMU implementation was done in the dma_* functions
(using something called IIRC a DMAContext), but now they just take an
AddressSpace.
Paolo
next prev parent reply other threads:[~2015-04-09 10:21 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-07 20:09 [Qemu-devel] [PATCH 00/14] Add memory attributes and use them in ARM Peter Maydell
2015-04-07 20:09 ` [Qemu-devel] [PATCH 01/14] memory: Define API for MemoryRegionOps to take attrs and return status Peter Maydell
2015-04-08 10:49 ` Paolo Bonzini
2015-04-09 8:55 ` Edgar E. Iglesias
2015-04-09 9:04 ` Peter Maydell
2015-04-09 9:21 ` Paolo Bonzini
2015-04-10 2:07 ` Edgar E. Iglesias
2015-04-10 14:51 ` Peter Maydell
2015-04-11 10:27 ` Edgar E. Iglesias
2015-04-09 9:32 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 02/14] memory: Add MemTxAttrs, MemTxResult to io_mem_read and io_mem_write Peter Maydell
2015-04-08 10:51 ` Paolo Bonzini
2015-04-08 10:59 ` Peter Maydell
2015-04-08 11:13 ` Paolo Bonzini
2015-04-09 8:59 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 03/14] Make CPU iotlb a structure rather than a plain hwaddr Peter Maydell
2015-04-08 10:52 ` Paolo Bonzini
2015-04-09 9:02 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 04/14] Add MemTxAttrs to the IOTLB Peter Maydell
2015-04-08 10:53 ` Paolo Bonzini
2015-04-09 9:04 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 05/14] exec.c: Convert subpage memory ops to _with_attrs Peter Maydell
2015-04-08 10:54 ` Paolo Bonzini
2015-04-09 9:07 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 06/14] exec.c: Make address_space_rw take transaction attributes Peter Maydell
2015-04-08 12:55 ` Paolo Bonzini
2015-04-09 9:59 ` Edgar E. Iglesias
2015-04-09 10:14 ` Peter Maydell
2015-04-09 10:21 ` Paolo Bonzini [this message]
2015-04-09 10:43 ` Peter Maydell
2015-04-09 11:40 ` Paolo Bonzini
2015-04-09 11:43 ` Peter Maydell
2015-04-07 20:09 ` [Qemu-devel] [PATCH 07/14] exec.c: Add new address_space_ld*/st* functions Peter Maydell
2015-04-08 11:03 ` Paolo Bonzini
2015-04-09 11:49 ` Peter Maydell
2015-04-09 12:00 ` Paolo Bonzini
2015-04-09 12:38 ` Peter Maydell
2015-04-09 12:42 ` Paolo Bonzini
2015-04-09 10:34 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 08/14] Switch non-CPU callers from ld/st*_phys to address_space_ld/st* Peter Maydell
2015-04-09 10:44 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 09/14] exec.c: Capture the memory attributes for a watchpoint hit Peter Maydell
2015-04-08 11:04 ` Paolo Bonzini
2015-04-08 11:14 ` Peter Maydell
2015-04-07 20:09 ` [Qemu-devel] [PATCH 10/14] target-arm: Honour NS bits in page tables Peter Maydell
2015-04-09 11:23 ` Edgar E. Iglesias
2015-04-09 14:14 ` Peter Maydell
2015-04-09 14:23 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 11/14] target-arm: Use correct memory attributes for page table walks Peter Maydell
2015-04-09 11:34 ` Edgar E. Iglesias
2015-04-07 20:09 ` [Qemu-devel] [PATCH 12/14] target-arm: Add user-mode transaction attribute Peter Maydell
2015-04-07 20:09 ` [Qemu-devel] [PATCH 13/14] target-arm: Use attribute info to handle user-only watchpoints Peter Maydell
2015-04-09 11:37 ` Edgar E. Iglesias
2015-04-07 20:10 ` [Qemu-devel] [PATCH 14/14] target-arm: Check watchpoints against CPU security state Peter Maydell
2015-04-09 11:38 ` Edgar E. Iglesias
2015-04-09 9:37 ` [Qemu-devel] [PATCH 00/14] Add memory attributes and use them in ARM Edgar E. Iglesias
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