[Lustre-discuss] HW RAID - fragmented I/O
Kevin Van Maren
kevin.van.maren at oracle.com
Fri Jun 10 05:42:00 PDT 2011
Wojciech Turek wrote:
> Hi Kevin,
>
> In my kernel .config I find following lines
>
> CONFIG_SCSI_MPT2SAS=m
> CONFIG_SCSI_MPT2SAS_MAX_SGE=128
> CONFIG_SCSI_MPT2SAS_LOGGING=y
>
> I changed SGE value to 256
>
> Do I need to recompile the Kernel before building new module based on
> that .config?
No, but you do need to do something like "make oldconfig" to propagate
the change in .config to the header files, and then rebuild the driver.
Kevin
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