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Message-ID: <1392534789.1018.3.camel@wall-e.seibold.net>
Date: Sun, 16 Feb 2014 08:13:09 +0100
From: Stefani Seibold <stefani@...bold.net>
To: "H. Peter Anvin" <hpa@...or.com>
Cc: gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
x86@...nel.org, tglx@...utronix.de, mingo@...hat.com,
ak@...ux.intel.com, aarcange@...hat.com, john.stultz@...aro.org,
luto@...capital.net, xemul@...allels.com, gorcunov@...nvz.org,
andriy.shevchenko@...ux.intel.com, Martin.Runge@...de-schwarz.com,
Andreas.Brief@...de-schwarz.com
Subject: Re: [PATCH v17 0/10] Add 32 bit VDSO time function support
Am Samstag, den 15.02.2014, 20:14 -0800 schrieb H. Peter Anvin:
> On 02/15/2014 08:32 AM, Stefani Seibold wrote:
> > This patch add the functions vdso_gettimeofday(), vdso_clock_gettime()
> > and vdso_time() to the 32 bit VDSO.
>
> x86-64 allyesconfig:
>
> AS arch/x86/vdso/vdso32/int80.o
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:128:4: warning:
> symbol 'hpet_page' was not declared
> . Should it be static?
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:134:33:
> warning: incorrect type in argument 1 (diff
> erent address spaces)
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:134:33:
> expected void const volatile [noderef] <
> asn:2>*addr
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:134:33:
> got unsigned char [toplevel] *
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:294:13:
> warning: symbol '__vdso_clock_gettime' was
> not declared. Should it be static?
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:322:13:
> warning: symbol '__vdso_gettimeofday' was n
> ot declared. Should it be static?
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/../vclock_gettime.c:343:16:
> warning: symbol '__vdso_time' was not decla
> red. Should it be static?
> CC arch/x86/vdso/vdso32/vclock_gettime.o
> /home/hpa/kernel/distwork/arch/x86/vdso/vdso32/vclock_gettime.c:1:0:
> sorry, unimplemented: -mfentry isn’t supported fo
> r 32-bit in combination with -fpic
> #define BUILD_VDSO32
> ^
> make[4]: *** [arch/x86/vdso/vdso32/vclock_gettime.o] Error 1
>
>
> My patience is wearing really thin. If I get another patchset that
> doesn't compile in allyesconfig, allmodconfig, allnoconfig and defconfig
> on both i386 and x86-64, I will put this patchset at the very bottom of
> my priority list.
>
> I strongly suggest also installing sparse and compiling with C=1 and
> fixing all *those* warnings.
>
>
I am sorry to stress you patience, but i did not realized what you expected.
I will run with C=1 and fix all warnings.
- Stefani
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