Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\tlbflush.h Create Date:2022-07-28 05:55:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:cr4_set_bits_and_update_boot

Proto:static inline void cr4_set_bits_and_update_boot(unsigned long mask)

Type:void

Parameter:

TypeParameterName
unsigned longmask
365  Save some of cr4 feature set we're using (e.g. Pentium 4MB* enable and PPro Global page enable), so that any CPU's that boot* up after us can get the correct flags. This should only be used* during boot on the boot cpu. |= mask
366  If trampoline_cr4_features Then trampoline_cr4_features = Save some of cr4 feature set we're using (e.g. Pentium 4MB* enable and PPro Global page enable), so that any CPU's that boot* up after us can get the correct flags. This should only be used* during boot on the boot cpu.
368  Set in this cpu's CR4.