Date: Wed, 8 Feb 2017 15:01:46 +0200 From: Stanislav Galabov <sgalabov@gmail.com> To: Ronald Klop <ronald-lists@klop.ws> Cc: Stanislav Galabov <sgalabov@FreeBSD.org>, src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r313343 - head/sys/arm/arm Message-ID: <27DC1078-9C59-4B6C-A9CF-9E6D246F7366@FreeBSD.org> In-Reply-To: <op.yvcebwwwkndu52@53556c9c.cm-6-6b.dynamic.ziggo.nl> References: <201702061458.v16EwOjU015633@repo.freebsd.org> <op.yvcebwwwkndu52@53556c9c.cm-6-6b.dynamic.ziggo.nl>
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Hi,
I hadn=E2=80=99t looked at 11-CURRENT to be honest, but looking at it - =
yes, it seems is applicable there too.
Unfortunately I am not certain I=E2=80=99ll have time to MFC this, so if =
anyone wants to/has the time - please be my guest.
Best wishes,
Stanislav
> On Feb 8, 2017, at 14:58, Ronald Klop <ronald-lists@klop.ws> wrote:
>=20
> Hello,
>=20
> Is this applicable to 11-CURRENT also?
>=20
> That version (sys/arm/arm/identcpu.c) has:
> void
> identify_arm_cpu(void)
> {
> u_int cpuid, reg, size, sets, ways;
> u_int8_t type, linesize, ctrl;
> int i;
>=20
> Regards,
> Ronald.
>=20
>=20
> On Mon, 06 Feb 2017 15:58:24 +0100, Stanislav Galabov =
<sgalabov@freebsd.org> wrote:
>=20
>> Author: sgalabov
>> Date: Mon Feb 6 14:58:24 2017
>> New Revision: 313343
>> URL: https://svnweb.freebsd.org/changeset/base/313343
>>=20
>> Log:
>> sys/arm/arm/identcpu-v4.c: fix identify_arm_cpu()
>> identify_arm_cpu() in sys/arm/arm/identcpu-v4.c incorrectly uses a
>> u_int8_t variable to store the result of cpu_get_control().
>> It should really use a u_int variable, the same way as done for =
cpu_ident()
>> in the same function, as both cpuid and control registers are =
32-bit..
>> This issue causes users of identcpu-v4 to incorrectly report things =
such as
>> icache status (bit 12 in cpu control register) and basically =
anything
>> defined in bits above bit 7 :-)
>> Reviewed by: manu
>> Sponsored by: Smartcom - Bulgaria AD
>> Differential Revision: https://reviews.freebsd.org/D9460
>>=20
>> Modified:
>> head/sys/arm/arm/identcpu-v4.c
>>=20
>> Modified: head/sys/arm/arm/identcpu-v4.c
>> =
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D
>> --- head/sys/arm/arm/identcpu-v4.c Mon Feb 6 14:41:34 2017 =
(r313342)
>> +++ head/sys/arm/arm/identcpu-v4.c Mon Feb 6 14:58:24 2017 =
(r313343)
>> @@ -294,8 +294,7 @@ u_int cpu_pfr(int num)
>> void
>> identify_arm_cpu(void)
>> {
>> - u_int cpuid;
>> - u_int8_t ctrl;
>> + u_int cpuid, ctrl;
>> int i;
>> ctrl =3D cpu_get_control();
>> _______________________________________________
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>> To unsubscribe, send any mail to =
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