On 05/21/2013 04:10 PM, Paul Mackerras wrote:
> On Tue, May 21, 2013 at 01:48:58PM +0800, Chen Gang wrote:
>> >
>> > When error occurs, need return the related error code to let upper
>> > caller know about it.
>> >
>> > ppc_md.nvram_size() can return the error code (e.g. core99_nvram_size()
>> >
On Tue, May 21, 2013 at 01:48:58PM +0800, Chen Gang wrote:
>
> When error occurs, need return the related error code to let upper
> caller know about it.
>
> ppc_md.nvram_size() can return the error code (e.g. core99_nvram_size()
> in 'arch/powerpc/platforms/powermac/nvram.c').
>
> And when '*pp
When error occurs, need return the related error code to let upper
caller know about it.
ppc_md.nvram_size() can return the error code (e.g. core99_nvram_size()
in 'arch/powerpc/platforms/powermac/nvram.c').
And when '*ppos >= size', need return -ESPIPE (Illegal seek)
The original related patch
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