Lines Matching refs:memory

176 	  smaller kernel memory footprint results from using a smaller
184 	  performance on memory-intensive applications, a page size of 64KB
187 	  memory more efficiently at some cost in TLB performance.
253 	  amount of physical memory, not all of it can be "permanently
254 	  mapped" by the kernel. The physical memory that's not
255 	  permanently mapped is called "high memory".
260 	  physical memory into the top 1 GB of virtual memory space.
286 	  NUMA memory allocation is required for TILE processors
287 	  unless booting with memory striping enabled in the
288 	  hypervisor, or with only a single memory controller.
292 	int "Log base 2 of the max number of memory controllers"
304 	  Select the desired split between kernel and user memory.
307 	  physical memory installed, the remaining memory will be available
308 	  as "high memory". Accessing high memory is a little more costly
309 	  than low memory, as it needs to be mapped into the kernel first.
326 		bool "2.75G/1.25G user/kernel split (for full 1G low memory)"