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From: Paolo Bonzini <pbonzini@redhat.com>
To: Stefan Hajnoczi <stefanha@gmail.com>, Houcheng Lin <houcheng@gmail.com>
Cc: qemu-devel@nongnu.org, famz@redhat.com, alex.bennee@linaro.org,
	linhaocheng@itri.org.tw, peter.maydell@linaro.org,
	kvm@vger.kernel.org
Subject: Re: [Qemu-devel] [RFC PATCH v4] os-android: Add support to android platform
Date: Tue, 6 Oct 2015 12:56:31 +0200	[thread overview]
Message-ID: <5613A8DF.3090801@redhat.com> (raw)
In-Reply-To: <20151006094713.GD19089@stefanha-thinkpad>

Just a couple comments since I reviewed the previous versions...

On 06/10/2015 11:47, Stefan Hajnoczi wrote:
> >  #include <unistd.h>
> > -#include <sys/io.h>
> >  #include <sys/mman.h>
> >  #include <sys/types.h>
> >  #include <sys/stat.h>
> 
> What is the justification for this?  Do you know why io.h was included
> before?

No reason, the same patch is en route through qemu-trivial.

>>
>> -
>> +#if defined(CONFIG_ANDROID)
>> +        if (ptsname_r(mfd, slave, PATH_MAX) < 0)
>> +                goto err;
>> +#else
>>          if ((slave = ptsname(mfd)) == NULL)
>>                  goto err;
>> +#endif
> 
> ptsname_r(3) should be used on all Linux hosts because it is reentrant.
> This improvement isn't Android-specific, please split it into a separate
> patch.

Actually everyone except Solaris and Android is already using openpty.
This is emulation code for those two OSes.  (The gnulib manual mentions
that AIX 5.1, HP-UX 11, IRIX 6.5 also don't have openpty, but we don't
support those I think).

Paolo

WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: Stefan Hajnoczi <stefanha@gmail.com>, Houcheng Lin <houcheng@gmail.com>
Cc: peter.maydell@linaro.org, famz@redhat.com, kvm@vger.kernel.org,
	linhaocheng@itri.org.tw, qemu-devel@nongnu.org,
	alex.bennee@linaro.org
Subject: Re: [Qemu-devel] [RFC PATCH v4] os-android: Add support to android platform
Date: Tue, 6 Oct 2015 12:56:31 +0200	[thread overview]
Message-ID: <5613A8DF.3090801@redhat.com> (raw)
In-Reply-To: <20151006094713.GD19089@stefanha-thinkpad>

Just a couple comments since I reviewed the previous versions...

On 06/10/2015 11:47, Stefan Hajnoczi wrote:
> >  #include <unistd.h>
> > -#include <sys/io.h>
> >  #include <sys/mman.h>
> >  #include <sys/types.h>
> >  #include <sys/stat.h>
> 
> What is the justification for this?  Do you know why io.h was included
> before?

No reason, the same patch is en route through qemu-trivial.

>>
>> -
>> +#if defined(CONFIG_ANDROID)
>> +        if (ptsname_r(mfd, slave, PATH_MAX) < 0)
>> +                goto err;
>> +#else
>>          if ((slave = ptsname(mfd)) == NULL)
>>                  goto err;
>> +#endif
> 
> ptsname_r(3) should be used on all Linux hosts because it is reentrant.
> This improvement isn't Android-specific, please split it into a separate
> patch.

Actually everyone except Solaris and Android is already using openpty.
This is emulation code for those two OSes.  (The gnulib manual mentions
that AIX 5.1, HP-UX 11, IRIX 6.5 also don't have openpty, but we don't
support those I think).

Paolo

  reply	other threads:[~2015-10-06 10:56 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-03  4:44 [RFC PATCH v4] os-android: Add support to android platform Houcheng Lin
2015-10-03  4:44 ` [Qemu-devel] " Houcheng Lin
2015-10-06  9:47 ` Stefan Hajnoczi
2015-10-06  9:47   ` Stefan Hajnoczi
2015-10-06 10:56   ` Paolo Bonzini [this message]
2015-10-06 10:56     ` Paolo Bonzini
2015-10-06 12:13   ` Eric Blake
2015-10-06 13:22     ` Paolo Bonzini
2015-10-07  2:05       ` Houcheng Lin
2015-10-07  2:05         ` Houcheng Lin

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