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From: Wei Yang <richardw.yang@linux.intel.com>
To: David Gibson <david@gibson.dropbear.id.au>
Cc: fam@euphon.net, mst@redhat.com, mark.cave-ayland@ilande.co.uk,
	qemu-devel@nongnu.org, kraxel@redhat.com, den@openvz.org,
	qemu-block@nongnu.org, quintela@redhat.com, armbru@redhat.com,
	pasic@linux.ibm.com, borntraeger@de.ibm.com,
	marcandre.lureau@redhat.com, ehabkost@redhat.com, sw@weilnetz.de,
	dgilbert@redhat.com, yuval.shaia@oracle.com,
	alex.williamson@redhat.com, stefanha@redhat.com,
	pbonzini@redhat.com, rth@twiddle.net, kwolf@redhat.com,
	cohuck@redhat.com, qemu-s390x@nongnu.org, mreitz@redhat.com,
	qemu-ppc@nongnu.org, Wei Yang <richardw.yang@linux.intel.com>,
	imammedo@redhat.com
Subject: Re: [PATCH 2/2] core: replace getpagesize() with qemu_real_host_page_size
Date: Wed, 16 Oct 2019 09:25:18 +0800	[thread overview]
Message-ID: <20191016012518.GB21912@richard> (raw)
In-Reply-To: <20191013092841.GG4080@umbus.fritz.box>

On Sun, Oct 13, 2019 at 08:28:41PM +1100, David Gibson wrote:
>On Sun, Oct 13, 2019 at 10:11:45AM +0800, Wei Yang wrote:
>> There are three page size in qemu:
>> 
>>   real host page size
>>   host page size
>>   target page size
>> 
>> All of them have dedicate variable to represent. For the last two, we
>> use the same form in the whole qemu project, while for the first one we
>> use two forms: qemu_real_host_page_size and getpagesize().
>> 
>> qemu_real_host_page_size is defined to be a replacement of
>> getpagesize(), so let it serve the role.
>> 
>> [Note] Not fully tested for some arch or device.
>> 
>> Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
>
>Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
>
>Although the chances of someone messing this up again are almost 100%.
>

Hi, David

I found put a check in checkpatch.pl may be a good way to prevent it.

Just draft a patch, hope you would like it.

>-- 
>David Gibson			| I'll have my music baroque, and my code
>david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
>				| _way_ _around_!
>http://www.ozlabs.org/~dgibson



-- 
Wei Yang
Help you, Help me


  reply	other threads:[~2019-10-16  1:26 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-13  2:11 [PATCH 0/2] cleanup on page size Wei Yang
2019-10-13  2:11 ` [PATCH 1/2] cpu: use ROUND_UP() to define xxx_PAGE_ALIGN Wei Yang
2019-10-13  6:34   ` Michael S. Tsirkin
2019-10-13  9:27   ` David Gibson
2019-10-13 15:56   ` Richard Henderson
2019-10-13 23:36     ` David Gibson
2019-10-14  1:01     ` Wei Yang
2019-10-14  2:38       ` Richard Henderson
2019-10-14  3:19         ` Wei Yang
2019-10-14 16:25   ` Juan Quintela
2019-10-13  2:11 ` [PATCH 2/2] core: replace getpagesize() with qemu_real_host_page_size Wei Yang
2019-10-13  6:35   ` Michael S. Tsirkin
2019-10-13  9:28   ` David Gibson
2019-10-16  1:25     ` Wei Yang [this message]
2019-10-13 16:03   ` Richard Henderson
2019-10-14  9:15   ` Dr. David Alan Gilbert
2019-10-14 21:36     ` Wei Yang
2019-10-14 23:12       ` Richard Henderson
2019-10-15 11:45   ` Yuval Shaia
2019-10-16  1:07     ` Wei Yang
2019-10-23  9:19   ` Paolo Bonzini
2019-10-13  6:36 ` [PATCH 0/2] cleanup on page size Michael S. Tsirkin
2019-10-14 21:59 ` Wei Yang

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