Re: build fix for x86_64...

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Luck, Tony wrote:
> 
> Which is better.  But if we unconditionally set this CONFIG variable, then the
> code in fs/quota.c will have to read:
> 
> #if defined(CONFIG_COMPAT) && defined(CONFIG_COMPAT_FOR_U64_ALIGNMENT)
> 
> We can keep it simpler if the Kconfig file does the conditional for us:
> 
> config COMPAT_FOR_U64_ALIGNMENT
> 	def_bool y
> 	depends on COMPAT
> 

No, that would be bad.  If compat_u64 is used to carry 32-bit ABIs
forward into 64-bit space without needing compatibility hacks, then this
would actually introduce ABI incompatibilities depending on CONFIG_COMPAT!

	-hpa
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux