Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\kasan\init.c Create Date:2022-07-28 15:52:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:kasan_free_p4d

Proto:static void kasan_free_p4d(p4d_t *p4d_start, pgd_t *pgd)

Type:void

Parameter:

TypeParameterName
p4d_t *p4d_start
pgd_t *pgd
347  When i < PTRS_PER_P4D cycle
348  p4d = p4d_start + i
349  If Not The "p4d_xxx()" functions here are trivial for a folded two-level* setup: the pud is never bad, and a pud always exists (as it's folded* into the p4d entry) Then Return
353  p4d_free( & For dynamically allocated mm_structs, there is a dynamically sized cpumask* at the end of the structure, the size of which depends on the maximum CPU* number the system can see, (p4d_t * )page_to_virt(pgd_page( * pgd)))
354  pgd_clear(pgd)
Caller
NameDescribe
kasan_remove_zero_shadow