Diffusion FreeBSD src repository - subversion rS367067

riscv: remove sbi_clear_ipi()
rS367067
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Description

riscv: remove sbi_clear_ipi()

S-mode software has write access to the SIP.SSIP bit, so instead of
making a second round-trip through the SBI we can clear it ourselves.
The SBI spec has deprecated this function for this exactly this reason.

Submitted by: Danjel Q. <danq1222@gmail.com
Reviewed by: kp
Differential Revision: https://reviews.freebsd.org/D26952

Details

Provenance

mhorne

Authored on

Reviewer

Differential Revision

D26952: riscv: remove sbi_clear_ipi()

Parents

rS367066: linux: silence renameat2 flags warning

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Event Timeline

mhorne committed rS367067: riscv: remove sbi_clear_ipi().Oct 26 2020, 7:06 PM

mhorne added an edge: D26952: riscv: remove sbi_clear_ipi().

Changes (3)

Path

Size

head/

sys/

riscv/

include/

sbi.h

riscv/

mp_machdep.c

sbi.c

rS367067

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head/sys/riscv/include/sbi.h

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head/sys/riscv/riscv/mp_machdep.c

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head/sys/riscv/riscv/sbi.c

riscv: remove sbi_clear_ipi()rS367067Actions

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Details

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Changes (3)

rS367067

head/sys/riscv/include/sbi.h

head/sys/riscv/riscv/mp_machdep.c

head/sys/riscv/riscv/sbi.c

riscv: remove sbi_clear_ipi()
rS367067
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