RE: Build regressions/improvements in v3.0-rc5 (ssize_t ???)

From: Mikael Starvik
Date: Fri Jul 01 2011 - 01:26:50 EST


Also note that sizeof(long) == sizeof(int) for cris.

-----Original Message-----
From: Andreas Schwab [mailto:schwab@xxxxxxxxxxxxxx]
Sent: den 30 juni 2011 19:07
To: Geert Uytterhoeven
Cc: Christoph Hellwig; Randy Dunlap; Linux Kernel Development; Mikael Starvik; Jesper Nilsson; linux-cris-kernel
Subject: Re: Build regressions/improvements in v3.0-rc5 (ssize_t ???)

Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> writes:

> On Thu, Jun 30, 2011 at 10:01, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
>> On Thu, Jun 30, 2011 at 08:59:28AM +0200, Geert Uytterhoeven wrote:
>>> Nope. Also only happens on cris, which has in
>>> arch/cris/include/asm/posix_types.h:
>>>
>>> typedef long      Â__kernel_ssize_t;
>>>
>>> The "long" should be "int".
>>> But probably it should just include <asm-generic/posix_types.h> instead.
>>
>> Changing a user visible type won't be very nice for those using it in
>> C++ code.
>
> Are __kernel_* types exported to C++ userspace?

Currently, no exported kernel header is using __kernel_ssize_t, so it
may not be too late to change cris.

Andreas.

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