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REMOVE_ACTIVE_RANGE(9) | Memory Management in Linux | REMOVE_ACTIVE_RANGE(9) |
NAME¶
remove_active_range - Shrink an existing registered range of PFNsSYNOPSIS¶
void
remove_active_range(unsigned int nid,
unsigned long start_pfn,
unsigned long end_pfn);
ARGUMENTS¶
nidThe node id the range is on that should be
shrunk
start_pfn
The new PFN of the range
end_pfn
The new PFN of the range
DESCRIPTION¶
i386 with NUMA use alloc_remap to store a node_mem_map on a local node. The map is kept near the end physical page range that has already been registered. This function allows an arch to shrink an existing registered range.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |