[PATCH 4/8] v2 Allow memory block to span multiple memory sections
nfont at austin.ibm.com
Wed Sep 29 04:20:42 EST 2010
On 09/28/2010 07:48 AM, Robin Holt wrote:
>> +u32 __weak memory_block_size_bytes(void)
>> + return MIN_MEMORY_BLOCK_SIZE;
>> +static u32 get_memory_block_size(void)
> Can we make this an unsigned long? We are testing on a system whose
> smallest possible configuration is 4GB per socket with 512 sockets.
> We would like to be able to specify this as 2GB by default (results
> in the least lost memory) and suggest we add a command line option
> which overrides this value. We have many installations where 16GB may
> be optimal. Large configurations will certainly become more prevalent.
Works for me.
>> @@ -551,12 +608,16 @@
>> unsigned int i;
>> int ret;
>> int err;
>> + int block_sz;
> This one needs to match the return above. In our tests, we ended up
> with a negative sections_per_block which caused very unexpected results.
Oh, nice catch. I'll update both of these.
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