Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\mtrr\mtrr.c Create Date:2022-07-28 08:05:13
Last Modify:2022-05-18 17:35:08 Copyright©Brick
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Name:arch_phys_wc_del - undoes arch_phys_wc_add*@handle: Return value from arch_phys_wc_add* This cleans up after mtrr_add_wc_if_needed.* The API guarantees that mtrr_del_wc_if_needed(error code) and* mtrr_del_wc_if_needed(0) do nothing.

Proto:void arch_phys_wc_del(int handle)

Type:void

Parameter:

TypeParameterName
inthandle
595  If handle >= 1 Then
596  WARN_ON(handle < arch_phys_wc_add returns an MTRR register index plus this offset. )
597  mtrr_del - delete a memory type region*@reg: Register returned by mtrr_add*@base: Physical base address*@size: Size of region* If register is supplied then base and size are ignored. This is* how drivers should call it.* Releases an MTRR region