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/freebsd/sys/x86/x86/
H A Dcpu_machdep.cdiff 48ec6d3bc99905973fbff667672adb82a3b88a91 Wed May 22 00:56:21 CEST 2019 Konstantin Belousov <kib@FreeBSD.org> Do not call hw_mds_recalculate() from initializecpu().

If MDS mitigation is enabled by the tunable but MDS microcode is not
early-loaded, software mitigation is selected. This causes
initializecpu() to try to allocate memory which makes boot process
very unhappy.

Create SYSINIT that runs sufficiently late to succeed.

Reported by: naddy
PR: 237968
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
/freebsd/sys/i386/i386/
H A Dinitcpu.cdiff 48ec6d3bc99905973fbff667672adb82a3b88a91 Wed May 22 00:56:21 CEST 2019 Konstantin Belousov <kib@FreeBSD.org> Do not call hw_mds_recalculate() from initializecpu().

If MDS mitigation is enabled by the tunable but MDS microcode is not
early-loaded, software mitigation is selected. This causes
initializecpu() to try to allocate memory which makes boot process
very unhappy.

Create SYSINIT that runs sufficiently late to succeed.

Reported by: naddy
PR: 237968
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
/freebsd/sys/amd64/amd64/
H A Dinitcpu.cdiff 48ec6d3bc99905973fbff667672adb82a3b88a91 Wed May 22 00:56:21 CEST 2019 Konstantin Belousov <kib@FreeBSD.org> Do not call hw_mds_recalculate() from initializecpu().

If MDS mitigation is enabled by the tunable but MDS microcode is not
early-loaded, software mitigation is selected. This causes
initializecpu() to try to allocate memory which makes boot process
very unhappy.

Create SYSINIT that runs sufficiently late to succeed.

Reported by: naddy
PR: 237968
Sponsored by: The FreeBSD Foundation
MFC after: 1 week