Module Name: src
Committed By: martin
Date: Tue Aug 8 11:59:16 UTC 2017
Modified Files:
src/sys/arch/amd64/amd64 [netbsd-6-1]: locore.S machdep.c trap.c
src/sys/arch/i386/i386 [netbsd-6-1]: locore.S machdep.c trap.c
Log Message:
Pull up following revision(s) (requested by maxv in ticket #1464):
sys/arch/i386/i386/trap.c: revision 1.288 (patch)
sys/arch/i386/i386/machdep.c: revision 1.783 (patch)
sys/arch/i386/i386/locore.S: revision 1.146 (patch)
sys/arch/amd64/amd64/locore.S: revision 1.122,1.124 (patch)
sys/arch/amd64/amd64/machdep.c revision 1.254 (patch)
sys/arch/amd64/amd64/trap.c: revision 1.95-1.96 (patch)
Remove the osyscall call gate and emulate it. There is a
one-instruction race in it that could panic the kernel.
Restore the ability to run netbsd 1.0 32-bit executables by checking
for the relevant lcall instruction in the trap handler and treating it
as a syscall.
To generate a diff of this commit:
cvs rdiff -u -r1.66.2.1 -r1.66.2.1.6.1 src/sys/arch/amd64/amd64/locore.S
cvs rdiff -u -r1.175.2.8 -r1.175.2.8.2.1 src/sys/arch/amd64/amd64/machdep.c
cvs rdiff -u -r1.69.2.1.6.1 -r1.69.2.1.6.2 src/sys/arch/amd64/amd64/trap.c
cvs rdiff -u -r1.95.10.3 -r1.95.10.3.2.1 src/sys/arch/i386/i386/locore.S
cvs rdiff -u -r1.717.2.7 -r1.717.2.7.6.1 src/sys/arch/i386/i386/machdep.c
cvs rdiff -u -r1.262.14.1 -r1.262.14.2 src/sys/arch/i386/i386/trap.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
