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Diffusion FreeBSD src repository - subversion rS353541

(6/6) Convert pmap to expect busy in write related operations now that all
rS353541
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Description

(6/6) Convert pmap to expect busy in write related operations now that all
callers hold it.

This simplifies pmap code and removes a dependency on the object lock.

Reviewed by: kib, markj
Tested by: pho
Sponsored by: Netflix, Intel
Differential Revision: https://reviews.freebsd.org/D21596

Details

Provenance
jeffAuthored on
Reviewer
kib
Differential Revision
D21596: (vm object 6) Convert pmap_is_modified, pmap_remove_write, and pmap_clear_modify to expecting busy to be held by the caller now that all callers hold it.
Parents
rS353540: (5/6) Move the VPO_NOSYNC to PGA_NOSYNC to eliminate the dependency on the
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Changes (11)

PathSize
head/
sys/
amd64/
amd64/
arm/
arm/
arm64/
arm64/
i386/
i386/
mips/
mips/
powerpc/
aim/
booke/
riscv/
riscv/
sparc64/
sparc64/

rS353541

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head/sys/amd64/amd64/pmap.c

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head/sys/arm/arm/pmap-v4.c

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head/sys/arm/arm/pmap-v6.c

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head/sys/arm64/arm64/pmap.c

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head/sys/i386/i386/pmap.c

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head/sys/mips/mips/pmap.c

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head/sys/powerpc/aim/mmu_oea.c

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head/sys/powerpc/aim/mmu_oea64.c

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head/sys/powerpc/booke/pmap.c

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head/sys/riscv/riscv/pmap.c

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head/sys/sparc64/sparc64/pmap.c

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