From: Jan Beulich <jbeulich@suse.com>
To: "Roger Pau Monné" <roger.pau@citrix.com>
Cc: "xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Paul Durrant <paul@xen.org>, Kevin Tian <kevin.tian@intel.com>,
Julien Grall <julien@xen.org>,
Stefano Stabellini <sstabellini@kernel.org>,
Volodymyr Babchuk <volodymyr_babchuk@epam.com>
Subject: Re: [PATCH v2 04/18] IOMMU: add order parameter to ->{,un}map_page() hooks
Date: Tue, 30 Nov 2021 15:45:59 +0100 [thread overview]
Message-ID: <bfedd776-3427-0682-0b9c-5e338b4876f5@suse.com> (raw)
In-Reply-To: <YaYr8bY+yUDATyR0@Air-de-Roger>
On 30.11.2021 14:49, Roger Pau Monné wrote:
> On Fri, Sep 24, 2021 at 11:44:50AM +0200, Jan Beulich wrote:
>> Or really, in the case of ->map_page(), accommodate it in the existing
>> "flags" parameter. All call sites will pass 0 for now.
>
> It feels slightly weird from an interface PoV that the map handler
> takes the order from the flags parameter, while the unmap one has a
> function parameter for it.
Well, I wouldn't want to call the unmap parameter "flags" just for
consistency. If there ever is a flag to be passed, I guess that's
going to be the natural course of action.
>> Signed-off-by: Jan Beulich <jbeulich@suse.com>
>> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
>
> Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
Thanks.
Jan
next prev parent reply other threads:[~2021-11-30 14:46 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-24 9:39 [PATCH v2 00/18] IOMMU: superpage support when not sharing pagetables Jan Beulich
2021-09-24 9:41 ` [PATCH v2 01/18] AMD/IOMMU: have callers specify the target level for page table walks Jan Beulich
2021-09-24 10:58 ` Roger Pau Monné
2021-09-24 12:02 ` Jan Beulich
2021-09-24 9:42 ` [PATCH v2 02/18] VT-d: " Jan Beulich
2021-09-24 14:45 ` Roger Pau Monné
2021-09-27 9:04 ` Jan Beulich
2021-09-27 9:13 ` Jan Beulich
2021-11-30 11:56 ` Roger Pau Monné
2021-11-30 14:38 ` Jan Beulich
2021-09-24 9:43 ` [PATCH v2 03/18] IOMMU: have vendor code announce supported page sizes Jan Beulich
2021-11-30 12:25 ` Roger Pau Monné
2021-12-17 14:43 ` Julien Grall
2021-12-21 9:26 ` Rahul Singh
2021-09-24 9:44 ` [PATCH v2 04/18] IOMMU: add order parameter to ->{,un}map_page() hooks Jan Beulich
2021-11-30 13:49 ` Roger Pau Monné
2021-11-30 14:45 ` Jan Beulich [this message]
2021-12-17 14:42 ` Julien Grall
2021-09-24 9:45 ` [PATCH v2 05/18] IOMMU: have iommu_{,un}map() split requests into largest possible chunks Jan Beulich
2021-11-30 15:24 ` Roger Pau Monné
2021-12-02 15:59 ` Jan Beulich
2021-09-24 9:46 ` [PATCH v2 06/18] IOMMU/x86: restrict IO-APIC mappings for PV Dom0 Jan Beulich
2021-12-01 9:09 ` Roger Pau Monné
2021-12-01 9:27 ` Jan Beulich
2021-12-01 10:32 ` Roger Pau Monné
2021-12-01 11:45 ` Jan Beulich
2021-12-02 15:12 ` Roger Pau Monné
2021-12-02 15:28 ` Jan Beulich
2021-12-02 19:16 ` Andrew Cooper
2021-12-03 6:41 ` Jan Beulich
2021-09-24 9:47 ` [PATCH v2 07/18] IOMMU/x86: perform PV Dom0 mappings in batches Jan Beulich
2021-12-02 14:10 ` Roger Pau Monné
2021-12-03 12:38 ` Jan Beulich
2021-12-10 9:36 ` Roger Pau Monné
2021-12-10 11:41 ` Jan Beulich
2021-12-10 12:35 ` Roger Pau Monné
2021-09-24 9:48 ` [PATCH v2 08/18] IOMMU/x86: support freeing of pagetables Jan Beulich
2021-12-02 16:03 ` Roger Pau Monné
2021-12-02 16:10 ` Jan Beulich
2021-12-03 8:30 ` Roger Pau Monné
2021-12-03 9:38 ` Roger Pau Monné
2021-12-03 9:40 ` Jan Beulich
2021-12-10 13:51 ` Roger Pau Monné
2021-12-13 8:38 ` Jan Beulich
2021-09-24 9:48 ` [PATCH v2 09/18] AMD/IOMMU: drop stray TLB flush Jan Beulich
2021-12-02 16:16 ` Roger Pau Monné
2021-09-24 9:51 ` [PATCH v2 10/18] AMD/IOMMU: walk trees upon page fault Jan Beulich
2021-12-03 9:03 ` Roger Pau Monné
2021-12-03 9:49 ` Jan Beulich
2021-12-03 9:55 ` Jan Beulich
2021-12-10 10:23 ` Roger Pau Monné
2021-12-03 9:59 ` Jan Beulich
2021-09-24 9:51 ` [PATCH v2 11/18] AMD/IOMMU: return old PTE from {set,clear}_iommu_pte_present() Jan Beulich
2021-12-10 12:05 ` Roger Pau Monné
2021-12-10 12:59 ` Jan Beulich
2021-12-10 13:53 ` Roger Pau Monné
2021-09-24 9:52 ` [PATCH v2 12/18] AMD/IOMMU: allow use of superpage mappings Jan Beulich
2021-12-10 15:06 ` Roger Pau Monné
2021-12-13 8:49 ` Jan Beulich
2021-12-13 9:45 ` Roger Pau Monné
2021-12-13 10:00 ` Jan Beulich
2021-12-13 10:33 ` Roger Pau Monné
2021-12-13 10:41 ` Jan Beulich
2021-09-24 9:52 ` [PATCH v2 13/18] VT-d: " Jan Beulich
2021-12-13 11:54 ` Roger Pau Monné
2021-12-13 13:39 ` Jan Beulich
2021-09-24 9:53 ` [PATCH v2 14/18] IOMMU: fold flush-all hook into "flush one" Jan Beulich
2021-12-13 15:04 ` Roger Pau Monné
2021-12-14 9:06 ` Jan Beulich
2021-12-14 9:27 ` Roger Pau Monné
2021-12-15 15:28 ` Oleksandr
2021-12-16 8:49 ` Jan Beulich
2021-12-16 10:39 ` Oleksandr
2021-12-16 11:30 ` Rahul Singh
2021-12-21 8:04 ` Jan Beulich
2021-12-17 14:38 ` Julien Grall
2021-09-24 9:54 ` [PATCH v2 15/18] IOMMU/x86: prefill newly allocate page tables Jan Beulich
2021-12-13 15:51 ` Roger Pau Monné
2021-12-14 9:15 ` Jan Beulich
2021-12-14 11:41 ` Roger Pau Monné
2021-12-14 11:48 ` Jan Beulich
2021-12-14 14:50 ` Roger Pau Monné
2021-12-14 15:05 ` Jan Beulich
2021-12-14 15:15 ` Roger Pau Monné
2021-12-14 15:21 ` Jan Beulich
2021-12-14 15:06 ` Roger Pau Monné
2021-12-14 15:10 ` Jan Beulich
2021-12-14 15:17 ` Roger Pau Monné
2021-12-14 15:24 ` Jan Beulich
2021-09-24 9:55 ` [PATCH v2 16/18] x86: introduce helper for recording degree of contiguity in " Jan Beulich
2021-12-15 13:57 ` Roger Pau Monné
2021-12-16 15:47 ` Jan Beulich
2021-12-20 15:25 ` Roger Pau Monné
2021-12-21 8:09 ` Jan Beulich
2022-01-04 8:57 ` Roger Pau Monné
2022-01-04 9:00 ` Jan Beulich
2021-09-24 9:55 ` [PATCH v2 17/18] AMD/IOMMU: free all-empty " Jan Beulich
2021-12-15 15:14 ` Roger Pau Monné
2021-12-16 15:54 ` Jan Beulich
2021-09-24 9:56 ` [PATCH v2 18/18] VT-d: " Jan Beulich
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