freebsd-nq/sys/amd64
Tijl Coosemans f236378b54 Set the return address for stack entry points to zero.
Stack unwinders treat zero as a stop condition.  The value on the stack can
be non-zero because thread stacks may be arbitrary memory provided via
pthread_attr_setstack(3) or may be recycled from previous threads.

Reference:
https://lists.freebsd.org/pipermail/freebsd-current/2017-August/066855.html
https://lists.freebsd.org/pipermail/freebsd-current/2017-October/067254.html

Discussed with:	kib
MFC after:	1 week
2017-10-31 11:51:34 +00:00
..
acpica Ensure that resume path on amd64 only accesses page tables for normal 2017-05-15 20:52:43 +00:00
amd64 Set the return address for stack entry points to zero. 2017-10-31 11:51:34 +00:00
cloudabi32 Move struct syscall_args syscall arguments parameters container into 2017-06-12 21:03:23 +00:00
cloudabi64 Keep top page on CloudABI to work around AMD Ryzen stability issues. 2017-08-02 13:08:10 +00:00
conf Update several more URLs 2017-10-29 08:17:03 +00:00
ia32 amd64: avoid acquiring dt lock if possible (which is the common case) 2017-10-20 03:30:02 +00:00
include Make the sleepq chain hash size configurable per-arch and bump on amd64. 2017-10-22 20:43:50 +00:00
linux amd64: avoid acquiring dt lock if possible (which is the common case) 2017-10-20 03:30:02 +00:00
linux32 amd64: avoid acquiring dt lock if possible (which is the common case) 2017-10-20 03:30:02 +00:00
pci pcicfg: Fix direct calls of pci_cfg{read,write} on systems w/o PCI host bridge. 2017-05-04 05:28:46 +00:00
sgx Fix module unload when SGX support is not present in CPU. 2017-08-18 14:47:06 +00:00
vmm Improve the performance of the hpet timer in bhyve guests by making the 2017-10-29 20:50:03 +00:00
Makefile Bring the tags and links entries for amd64 up to date. 2015-10-27 22:59:24 +00:00