From: Arnd Bergmann <arnd@arndb.de>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Jesper Juhl <jj@chaosbits.net>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 01/45] kstrtox: converting strings to integers done (hopefully) right
Date: Tue, 7 Dec 2010 10:04:58 +0100 [thread overview]
Message-ID: <201012071004.58311.arnd@arndb.de> (raw)
In-Reply-To: <AANLkTinbq+NPHBQ=zqVNjUDL+G3fKdC6S9gYB5e4isNR@mail.gmail.com>
On Monday 06 December 2010 16:16:36 Alexey Dobriyan wrote:
> > <snip>
> >> +/* Internal, do not use. */
> >> +int _kstrtol(const char *s, unsigned int base, long *res)
> >> +{
> >> + long long tmp;
> >> + int rv;
> >> +
> >> + rv = kstrtoll(s, base, &tmp);
> >> + if (rv < 0)
> >> + return rv;
> >> + if (tmp != (long long)(long)tmp)
> >> + return -EINVAL;
> >> + *res = tmp;
> >> + return 0;
> >> +}
> >> +EXPORT_SYMBOL(_kstrtol);
> >
> > Ok, probably I'm just being dense, but the "_" prefix tells me I probably
> > shouldn't use this function. The comment clearly tells me I shouldn't use
> > this function.
> > So, why is this exported? And if it is not/should not be exported, then
> > why is it not static?
> > (goes for other functions in this patch as well).
>
> It is used by kstrtol() if "long" and "long long" aren't the same type.
> I can't ifdef it because gcc doesn't allow "#if sizeof(long long) == ".
> "Do not use" hints "use kstrtol()".
Can't you use #ifdef CONFIG_64BIT to see if long is 64 bit wide?
Arnd
next prev parent reply other threads:[~2010-12-07 9:05 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-05 17:48 [PATCH 01/45] kstrtox: converting strings to integers done (hopefully) right Alexey Dobriyan
2010-12-05 17:48 ` [PATCH 02/45] kstrtox: convert arch/x86/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 03/45] kstrtox: convert arch/arm/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 04/45] kstrtox: convert kernel/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 05/45] kstrtox: kernel/trace/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 06/45] kstrtox: convert mm/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 07/45] kstrtox: convert fs/fuse/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 08/45] kstrtox: convert fs/nfs/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 09/45] kstrtox: convert fs/proc/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 10/45] kstrtox: convert security/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 11/45] kstrtox: convert block/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 12/45] kstrtox: convert drivers/acpi/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 13/45] kstrtox: convert drivers/ata/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 14/45] kstrtox: convert drivers/base/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 15/45] kstrtox: convert drivers/block/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 16/45] kstrtox: convert drivers/bluetooth/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 17/45] kstrtox: convert drivers/clocksource/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 18/45] kstrtox: convert drivers/edac/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 19/45] kstrtox: convert drivers/gpio/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 20/45] kstrtox: convert drivers/gpu/drm/nouveau/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 21/45] kstrtox: convert drivers/hid/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 22/45] kstrtox: convert drivers/hwmon/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 23/45] kstrtox: convert drivers/ide/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 24/45] kstrtox: convert drivers/infiniband/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 25/45] kstrtox: convert drivers/input/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 26/45] kstrtox: convert drivers/isdn/ Alexey Dobriyan
2010-12-06 0:10 ` Tilman Schmidt
2010-12-06 20:10 ` Alexey Dobriyan
2010-12-07 10:06 ` Tilman Schmidt
2010-12-05 17:49 ` [PATCH 27/45] kstrtox: convert drivers/leds/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 28/45] kstrtox: convert drivers/md/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 29/45] kstrtox: convert drivers/mfd/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 30/45] kstrtox: convert drivers/misc/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 31/45] kstrtox: convert drivers/mmc/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 32/45] kstrtox: convert drivers/net/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 33/45] kstrtox: convert drivers/net/wireless/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 34/45] kstrtox: convert drivers/pci/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 35/45] kstrtox: convert drivers/platform/x86/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 36/45] kstrtox: convert drivers/power/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 37/45] kstrtox: convert drivers/regulator/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 38/45] kstrtox: convert drivers/rtc/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 39/45] kstrtox: convert drivers/scsi/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 40/45] kstrtox: convert drivers/ssb/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 41/45] kstrtox: convert drivers/usb/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 42/45] kstrtox: convert drivers/video/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 43/45] kstrtox: convert drivers/w1/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 44/45] kstrtox: convert sound/ Alexey Dobriyan
2010-12-05 17:49 ` [PATCH 45/45] kstrtox: convert net/ Alexey Dobriyan
2010-12-06 0:25 ` [PATCH 01/45] kstrtox: converting strings to integers done (hopefully) right Jesper Juhl
2010-12-06 15:16 ` Alexey Dobriyan
2010-12-07 9:04 ` Arnd Bergmann [this message]
2010-12-07 9:32 ` Alexey Dobriyan
2010-12-07 9:45 ` Arnd Bergmann
2010-12-08 8:51 ` Alexey Dobriyan
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