From: Oleksandr <olekstysh@gmail.com>
To: paul@xen.org, xen-devel@lists.xenproject.org
Cc: "'Oleksandr Tyshchenko'" <oleksandr_tyshchenko@epam.com>,
"'Jan Beulich'" <jbeulich@suse.com>,
"'Andrew Cooper'" <andrew.cooper3@citrix.com>,
"'Roger Pau Monné'" <roger.pau@citrix.com>,
"'Wei Liu'" <wl@xen.org>, "'Julien Grall'" <julien@xen.org>,
"'Stefano Stabellini'" <sstabellini@kernel.org>,
"'Julien Grall'" <julien.grall@arm.com>
Subject: Re: [PATCH V2 08/23] xen/ioreq: Introduce ioreq_params to abstract accesses to arch.hvm.params
Date: Tue, 10 Nov 2020 22:00:54 +0200 [thread overview]
Message-ID: <6b23967b-7517-477f-6923-ce530e877480@gmail.com> (raw)
In-Reply-To: <004c01d6a6cd$8b3e22e0$a1ba68a0$@xen.org>
On 20.10.20 13:41, Paul Durrant wrote:
Hi Paul
Sorry for the late response.
>> -----Original Message-----
>> From: Oleksandr Tyshchenko <olekstysh@gmail.com>
>> Sent: 15 October 2020 17:44
>> To: xen-devel@lists.xenproject.org
>> Cc: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>; Paul Durrant <paul@xen.org>; Jan Beulich
>> <jbeulich@suse.com>; Andrew Cooper <andrew.cooper3@citrix.com>; Roger Pau Monné
>> <roger.pau@citrix.com>; Wei Liu <wl@xen.org>; Julien Grall <julien@xen.org>; Stefano Stabellini
>> <sstabellini@kernel.org>; Julien Grall <julien.grall@arm.com>
>> Subject: [PATCH V2 08/23] xen/ioreq: Introduce ioreq_params to abstract accesses to arch.hvm.params
>>
>> From: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
>>
>> We don't want to move HVM params field out of *arch.hvm* in this particular
>> case as although it stores a few IOREQ params, it is not a (completely)
>> IOREQ stuff and is specific to the architecture. Instead, abstract
>> accesses by the proposed macro.
>>
>> This is a follow up action to reduce layering violation in the common code.
>>
>> Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
>> CC: Julien Grall <julien.grall@arm.com>
>>
> Keeping the 'legacy' magic page code under an x86 ioreq.c would avoid the need for this patch.
In that case, yes, agree.
--
Regards,
Oleksandr Tyshchenko
next prev parent reply other threads:[~2020-11-10 20:01 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-15 16:44 [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 01/23] x86/ioreq: Prepare IOREQ feature for making it common Oleksandr Tyshchenko
2020-10-20 7:13 ` Paul Durrant
2020-11-04 9:06 ` Oleksandr
2020-11-04 9:59 ` Paul Durrant
2020-11-12 10:58 ` Jan Beulich
2020-11-13 11:09 ` Oleksandr
2020-11-13 11:20 ` Jan Beulich
2020-11-13 12:45 ` Oleksandr
2020-11-13 14:31 ` Jan Beulich
2020-10-15 16:44 ` [PATCH V2 02/23] xen/ioreq: Make x86's IOREQ feature common Oleksandr Tyshchenko
2020-10-20 7:57 ` Paul Durrant
2020-11-10 16:45 ` Oleksandr
2020-11-17 14:47 ` Oleksandr
2020-11-17 15:29 ` Paul Durrant
2020-11-17 16:29 ` Oleksandr
2020-11-17 19:43 ` Paul Durrant
2020-11-12 11:11 ` Jan Beulich
2020-11-13 13:11 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 03/23] xen/ioreq: Make x86's hvm_ioreq_needs_completion() common Oleksandr Tyshchenko
2020-10-20 7:59 ` Paul Durrant
2020-10-15 16:44 ` [PATCH V2 04/23] xen/ioreq: Provide alias for the handle_mmio() Oleksandr Tyshchenko
2020-10-20 9:14 ` Paul Durrant
2020-10-20 10:05 ` Jan Beulich
2020-10-20 10:38 ` Paul Durrant
2020-11-10 19:44 ` Oleksandr
2020-11-11 7:27 ` Jan Beulich
2020-11-11 8:09 ` Oleksandr
2020-11-11 8:16 ` Jan Beulich
2020-10-15 16:44 ` [PATCH V2 05/23] xen/ioreq: Make x86's hvm_mmio_first(last)_byte() common Oleksandr Tyshchenko
2020-10-20 9:15 ` Paul Durrant
2020-10-15 16:44 ` [PATCH V2 06/23] xen/ioreq: Make x86's hvm_ioreq_(page/vcpu/server) structs common Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 07/23] xen/ioreq: Move x86's ioreq_gfn(server) to struct domain Oleksandr Tyshchenko
2020-11-12 11:21 ` Jan Beulich
2020-11-13 14:05 ` Oleksandr
2020-11-18 12:09 ` Oleksandr
2020-11-18 12:29 ` Paul Durrant
2020-10-15 16:44 ` [PATCH V2 08/23] xen/ioreq: Introduce ioreq_params to abstract accesses to arch.hvm.params Oleksandr Tyshchenko
2020-10-20 10:41 ` Paul Durrant
2020-11-10 20:00 ` Oleksandr [this message]
2020-10-15 16:44 ` [PATCH V2 09/23] xen/dm: Make x86's DM feature common Oleksandr Tyshchenko
2020-11-12 11:32 ` Jan Beulich
2020-11-13 14:28 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 10/23] xen/mm: Make x86's XENMEM_resource_ioreq_server handling common Oleksandr Tyshchenko
2020-11-12 11:40 ` Jan Beulich
2020-11-13 15:00 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 11/23] xen/ioreq: Move x86's io_completion/io_req fields to struct vcpu Oleksandr Tyshchenko
2020-10-20 10:55 ` Paul Durrant
2020-11-10 20:59 ` Oleksandr
2020-11-11 8:04 ` Jan Beulich
2020-11-11 8:14 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 12/23] xen/ioreq: Remove "hvm" prefixes from involved function names Oleksandr Tyshchenko
2020-11-12 11:45 ` Jan Beulich
2020-11-12 12:14 ` Paul Durrant
2020-11-13 15:53 ` Oleksandr
2020-11-23 14:39 ` Oleksandr
2020-11-23 14:56 ` Jan Beulich
2020-11-23 15:47 ` Oleksandr
2020-11-23 15:54 ` Paul Durrant
2020-11-23 16:36 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 13/23] xen/ioreq: Use guest_cmpxchg64() instead of cmpxchg() Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 14/23] arm/ioreq: Introduce arch specific bits for IOREQ/DM features Oleksandr Tyshchenko
2020-11-12 11:48 ` Jan Beulich
2020-11-13 15:48 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 15/23] xen/arm: Stick around in leave_hypervisor_to_guest until I/O has completed Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 16/23] xen/mm: Handle properly reference in set_foreign_p2m_entry() on Arm Oleksandr Tyshchenko
2020-11-12 12:18 ` Jan Beulich
2020-11-13 17:00 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 17/23] xen/ioreq: Introduce domain_has_ioreq_server() Oleksandr Tyshchenko
2020-10-20 10:51 ` Paul Durrant
2020-11-10 20:53 ` Oleksandr
2020-11-11 8:08 ` Jan Beulich
2020-11-11 8:41 ` Oleksandr
2020-11-11 13:27 ` Jan Beulich
2020-11-11 16:28 ` Paul Durrant
2020-11-11 17:33 ` Oleksandr
2020-11-11 17:31 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 18/23] xen/dm: Introduce xendevicemodel_set_irq_level DM op Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 19/23] xen/arm: io: Abstract sign-extension Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 20/23] xen/ioreq: Make x86's send_invalidate_req() common Oleksandr Tyshchenko
2020-11-12 11:55 ` Jan Beulich
2020-11-13 16:03 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 21/23] xen/arm: Add mapcache invalidation handling Oleksandr Tyshchenko
2020-10-16 6:29 ` Jan Beulich
2020-10-16 8:41 ` Julien Grall
2020-10-16 8:56 ` Jan Beulich
2020-11-11 0:03 ` Oleksandr
2020-11-11 19:27 ` Julien Grall
2020-11-11 19:42 ` Oleksandr
2020-10-15 16:44 ` [PATCH V2 22/23] libxl: Introduce basic virtio-mmio support on Arm Oleksandr Tyshchenko
2020-10-15 16:44 ` [PATCH V2 23/23] [RFC] libxl: Add support for virtio-disk configuration Oleksandr Tyshchenko
2020-11-09 6:45 ` Wei Chen
2020-11-11 0:53 ` Oleksandr
2020-11-11 4:28 ` Wei Chen
2020-11-13 17:38 ` Oleksandr
2020-10-29 7:41 ` [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm Masami Hiramatsu
2020-10-29 18:48 ` Oleksandr Tyshchenko
2020-10-29 19:53 ` Stefano Stabellini
2020-10-29 21:13 ` Oleksandr Tyshchenko
2020-10-29 21:34 ` Stefano Stabellini
2020-10-30 11:34 ` Masami Hiramatsu
2020-10-31 21:10 ` Oleksandr Tyshchenko
2020-11-02 7:23 ` Wei Chen
2020-11-02 18:05 ` Oleksandr
2020-11-03 14:30 ` Masami Hiramatsu
2020-11-03 21:09 ` Oleksandr
2020-10-29 20:03 ` Alex Bennée
2020-10-29 20:10 ` Stefano Stabellini
2020-10-29 22:06 ` Oleksandr Tyshchenko
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