Linux Compatible: enhance the linux_mremap
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Authored by vico.chern_qq.com on Mar 8 2023, 9:17 AM.

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trasz
jhb
dchagin

Summary

Support the new remap size bigger than old one just like linux mremap syscall.

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rG FreeBSD src repository

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vico.chern_qq.com created this revision.Mar 8 2023, 9:17 AM

Herald added a subscriber: imp. · View Herald TranscriptMar 8 2023, 9:17 AM

vico.chern_qq.com requested review of this revision.Mar 8 2023, 9:17 AM

vico.chern_qq.com added a reviewer: trasz.Mar 8 2023, 9:22 AM

vico.chern_qq.com added reviewers: jhb, dchagin.Mar 8 2023, 9:25 AM

Hi, do you have a good tests for this?

sys/vm/vm_mmap.c
97	why this is needed?

sg2342_googlemail.com added a subscriber: sg2342_googlemail.com.Fri, Nov 1, 4:59 AM

sg2342_googlemail.com added inline comments.Sat, Nov 2, 4:56 AM

sys/vm/vm_mmap.c
1731	rv wil always be KERN_PROTECTION_FAILURE here: (see vm_fault_disable_pagefaults() and vm_fault())

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sys/

compat/

linux/

linux_misc.c

9 lines

vm/

vm_map.h

2 lines

vm_mmap.c

73 lines

Diff 118521

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sys/compat/linux/linux_misc.c

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sys/vm/vm_map.h

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Linux Compatible: enhance the linux_mremapNeeds ReviewPublicActions

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Diff 118521

sys/compat/linux/linux_misc.c

sys/vm/vm_map.h

sys/vm/vm_mmap.c

Linux Compatible: enhance the linux_mremap
Needs ReviewPublic
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Revision Contents
Changeset List