freebsd-dev/sys/amd64/amd64
Konstantin Belousov 0675f4e1ca Simplify non-pti syscall entry on amd64.
Limit manipulations to use %rax as scratch to the pti portion of the
syscall entry code.

Submitted by:	alc
Reviewed by:	markj
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D25722
2020-07-19 17:47:55 +00:00
..
apic_vector.S amd64: allow parallel shootdown IPIs 2020-07-14 20:37:50 +00:00
atpic_vector.S
bios.c
bpf_jit_machdep.c
bpf_jit_machdep.h
copyout.c Port the NetBSD KCSAN runtime to FreeBSD. 2019-11-21 11:22:08 +00:00
cpu_switch.S amd64: Add a knob to flush RSB on context switches if machine has SMEP. 2020-05-20 22:00:31 +00:00
db_disasm.c ddb: Add support for disassembling 'crc32' on amd64 2019-10-16 18:27:27 +00:00
db_interface.c amd64: allow parallel shootdown IPIs 2020-07-14 20:37:50 +00:00
db_trace.c teach db_nextframe/x86 about [X]xen_intr_upcall interrupt handler 2019-11-12 11:00:01 +00:00
efirt_machdep.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
efirt_support.S amd64 ef_rt_arch_call: Preserve %rflags around call into EFI RT service. 2019-06-03 15:32:42 +00:00
elf_machdep.c Rerun kernel ifunc resolvers after all CPUs have started 2020-07-05 14:38:22 +00:00
exception.S Simplify non-pti syscall entry on amd64. 2020-07-19 17:47:55 +00:00
fpu.c Add domain policy allocation for amd64 fpu_kern_ctx 2020-07-03 14:54:46 +00:00
gdb_machdep.c
genassym.c amd64 pmap: microoptimize local shootdowns for PCID PTI configurations 2020-07-18 18:19:57 +00:00
in_cksum.c
initcpu.c Control for Special Register Buffer Data Sampling mitigation. 2020-06-12 22:14:45 +00:00
io.c
locore.S
machdep.c amd64 pmap: microoptimize local shootdowns for PCID PTI configurations 2020-07-18 18:19:57 +00:00
mem.c
minidump_machdep.c Remove an obsolete TODO comment from several minidump implementations. 2020-04-24 18:47:42 +00:00
mp_machdep.c amd64 pmap: microoptimize local shootdowns for PCID PTI configurations 2020-07-18 18:19:57 +00:00
mpboot.S
pmap.c amd64 pmap: microoptimize local shootdowns for PCID PTI configurations 2020-07-18 18:19:57 +00:00
prof_machdep.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
ptrace_machdep.c
sigtramp.S
support.S copystr(9): Move to deprecate (attempt #2) 2020-05-25 16:40:48 +00:00
sys_machdep.c Fix map locking in the CLEAR_PKRU sysarch(2) handler. 2020-02-05 16:09:02 +00:00
trap.c Retire procfs-based process debugging. 2020-04-01 19:22:09 +00:00
uio_machdep.c
uma_machdep.c
vm_machdep.c Retire procfs-based process debugging. 2020-04-01 19:22:09 +00:00
xen-locore.S xen-locore: fix size in GDT descriptor 2020-05-26 10:24:06 +00:00