CVSROOT: /cvs
Module name: src
Changes by: [email protected] 2022/12/07 11:25:33
Modified files:
sys/lib/libkern/arch/amd64: bcmp.S bzero.S ffs.S htonl.S htons.S
memchr.S memcmp.S memmove.S memset.S
scanc.S skpc.S strchr.S strcmp.S
strlen.S strrchr.S
Log message:
Apply changes from commitid FWrfGfO9Ojnsh1mq to libkern.
>From original commit message: To mitigate against spectre attacks,
AMD processors without the IBRS feature need an lfence instruction
after every near ret. See software techniques for managing speculation
on AMD processors revision 9.17.20 mitigation G-5.
ok deraadt@
