From: Claudio Imbrenda <imbrenda@linux.ibm.com>
To: Pierre Morel <pmorel@linux.ibm.com>
Cc: kvm@vger.kernel.org, pbonzini@redhat.com, frankja@linux.ibm.com,
david@redhat.com, thuth@redhat.com, cohuck@redhat.com,
lvivier@redhat.com
Subject: Re: [kvm-unit-tests PATCH v2 0/7] Rewrite the allocators
Date: Mon, 5 Oct 2020 14:35:03 +0200 [thread overview]
Message-ID: <20201005143503.669922f5@ibm-vm> (raw)
In-Reply-To: <aec4a269-efba-83c0-cbbb-c78b132b1fa9@linux.ibm.com>
On Mon, 5 Oct 2020 13:54:42 +0200
Pierre Morel <pmorel@linux.ibm.com> wrote:
[...]
> While doing a page allocator, the topology is not the only
> characteristic we may need to specify.
> Specific page characteristics like rights, access flags, cache
> behavior may be useful when testing I/O for some architectures.
> This obviously will need some connection to the MMU handling.
>
> Wouldn't it be interesting to use a bitmap flag as argument to
> page_alloc() to define separate regions, even if the connection with
> the MMU is done in a future series?
the physical allocator is only concerned with the physical pages. if
you need special MMU flags to be set, then you should enable the MMU
and fiddle with the flags and settings yourself.
next prev parent reply other threads:[~2020-10-05 12:35 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-02 15:44 [kvm-unit-tests PATCH v2 0/7] Rewrite the allocators Claudio Imbrenda
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 1/7] lib/list: Add double linked list management functions Claudio Imbrenda
2020-10-02 18:18 ` Andrew Jones
2020-10-05 6:57 ` Claudio Imbrenda
2020-11-06 11:29 ` Paolo Bonzini
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 2/7] lib/vmalloc: vmalloc support for handling allocation metadata Claudio Imbrenda
2020-10-03 8:46 ` Andrew Jones
2020-10-05 7:00 ` Claudio Imbrenda
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 3/7] lib/asm: Add definitions of memory areas Claudio Imbrenda
2020-10-03 9:23 ` Andrew Jones
2020-10-05 7:10 ` Claudio Imbrenda
2020-11-06 11:34 ` Paolo Bonzini
2020-11-06 12:58 ` Claudio Imbrenda
2020-11-06 13:04 ` Paolo Bonzini
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 4/7] lib/alloc_page: complete rewrite of the page allocator Claudio Imbrenda
2020-10-05 12:40 ` Andrew Jones
2020-10-05 15:56 ` Claudio Imbrenda
2020-10-05 16:53 ` Andrew Jones
2020-10-05 17:18 ` Claudio Imbrenda
2020-10-05 18:04 ` Andrew Jones
2020-12-08 0:41 ` Nadav Amit
2020-12-08 1:10 ` Nadav Amit
2020-12-08 9:15 ` Claudio Imbrenda
2020-12-08 9:23 ` Nadav Amit
2020-12-08 10:00 ` Claudio Imbrenda
2020-12-08 12:48 ` Nadav Amit
2020-12-08 13:41 ` Claudio Imbrenda
2020-12-08 14:26 ` Andrew Jones
2020-12-09 8:53 ` Claudio Imbrenda
2020-12-08 9:11 ` Claudio Imbrenda
2020-12-08 9:16 ` Nadav Amit
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 5/7] lib/alloc: simplify free and malloc Claudio Imbrenda
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 6/7] lib/alloc.h: remove align_min from struct alloc_ops Claudio Imbrenda
2020-11-06 11:35 ` Paolo Bonzini
2020-11-06 12:56 ` Claudio Imbrenda
2020-10-02 15:44 ` [kvm-unit-tests PATCH v2 7/7] lib/alloc_page: allow reserving arbitrary memory ranges Claudio Imbrenda
2020-10-05 11:54 ` [kvm-unit-tests PATCH v2 0/7] Rewrite the allocators Pierre Morel
2020-10-05 12:35 ` Claudio Imbrenda [this message]
2020-10-05 12:49 ` Andrew Jones
2020-10-05 12:57 ` Pierre Morel
2020-10-05 14:59 ` Claudio Imbrenda
2020-11-06 11:36 ` Paolo Bonzini
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