unmap_kernel_range_noflush (9) - Linux Manuals
unmap_kernel_range_noflush: unmap kernel VM area
NAME
unmap_kernel_range_noflush - unmap kernel VM area
SYNOPSIS
-
void unmap_kernel_range_noflush(unsigned long
addr, unsigned long size);
ARGUMENTS
addr
-
- start of the VM area to unmap
size
- size of the VM area to unmap
DESCRIPTION
Unmap PFN_UP(size) pages at addr. The VM area addr and size specify should have been allocated using get_vm_area and its friends.
NOTE
This function does NOT do any cache flushing. The caller is responsible for calling flush_cache_vunmap on to-be-mapped areas before calling this function and flush_tlb_kernel_range after.
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