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Paolo Bonzini a46accd252
exec: make iotlb RCU-friendly 
After the previous patch, TLBs will be flushed on every change to
the memory mapping. This patch augments that with synchronization
of the MemoryRegionSections referred to in the iotlb array.

With this change, it is guaranteed that iotlb_to_region will access
the correct memory map, even once the TLB will be accessed outside
the BQL.

Backports commit 9d82b5a792236db31a75b9db5c93af69ac07c7c5 from qemu
2018-02-12 15:20:39 -05:00
..
default-configs arm64eb: add support for ARM64 big endian. 2017-04-24 23:30:01 +08:00
docs docs: clarify memory region lifecycle 2018-02-12 15:11:21 -05:00
fpu softfloat: expand out STATUS macro 2018-02-12 13:43:13 -05:00
hw Arm support ported. (#736) 2017-01-23 23:30:57 +08:00
include exec: make iotlb RCU-friendly 2018-02-12 15:20:39 -05:00
qapi This code should now build the x86_x64-softmmu part 2. 2017-01-19 22:50:28 +11:00
qobject This code should now build the x86_x64-softmmu part 2. 2017-01-19 22:50:28 +11:00
qom cleanup after msvc port 2017-01-22 21:27:17 +08:00
scripts Save copies of generated qapi files. 2017-01-21 00:30:50 +11:00
target-arm target-arm: A64: Avoid signed shifts in disas_ldst_pair() 2018-02-12 15:05:09 -05:00
target-i386 target-i386: make xmm_regs 512-bit wide 2018-02-12 12:38:43 -05:00
target-m68k target-*: Increment num_insns immediately after tcg_gen_insn_start 2018-02-11 12:46:30 -05:00
target-mips softfloat: expand out STATUS_VAR 2018-02-12 13:36:42 -05:00
target-sparc target-*: Increment num_insns immediately after tcg_gen_insn_start 2018-02-11 12:46:30 -05:00
tcg tcg: Allow extra data to be attached to insn_start 2018-02-11 13:03:51 -05:00
util Arm support ported. (#736) 2017-01-23 23:30:57 +08:00
aarch64.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
aarch64eb.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
accel.c Automated leading tab to spaces conversion. 2017-01-21 12:28:22 +11:00
arm.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
armeb.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
CODING_STYLE import 2015-08-21 15:04:50 +08:00
configure tcg: Drop ia64 host support 2018-02-04 18:33:02 -05:00
COPYING import 2015-08-21 15:04:50 +08:00
COPYING.LIB import 2015-08-21 15:04:50 +08:00
cpu-exec.c exec: make iotlb RCU-friendly 2018-02-12 15:20:39 -05:00
cpus.c cleanup more synchronization code 2017-01-09 14:05:39 +08:00
cputlb.c exec: make iotlb RCU-friendly 2018-02-12 15:20:39 -05:00
exec.c exec: make iotlb RCU-friendly 2018-02-12 15:20:39 -05:00
gen_all_header.sh arm64eb: add support for ARM64 big endian. 2017-04-24 23:30:01 +08:00
glib_compat.c Merge branch 'master' into msvc2 2017-04-21 01:17:00 +08:00
HACKING import 2015-08-21 15:04:50 +08:00
header_gen.py exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
ioport.c This code should now build the x86_x64-softmmu part 2. 2017-01-19 22:50:28 +11:00
LICENSE import 2015-08-21 15:04:50 +08:00
m68k.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
Makefile cleanup qemu/default-configs/ 2017-01-19 14:52:30 +08:00
Makefile.objs cleanup qemu/Makefile.objs 2017-01-21 21:50:12 +08:00
Makefile.target tcg: Move some opcode generation functions out of line 2018-02-09 08:10:00 -05:00
memory.c merge msvc with master 2017-02-24 10:39:36 +08:00
memory_mapping.c revert to use of g_free to make future qemu integrations easier (#695) 2016-12-21 22:28:36 +08:00
mips.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
mips64.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
mips64el.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
mipsel.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
powerpc.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
qapi-schema.json import 2015-08-21 15:04:50 +08:00
qemu-log.c import 2015-08-21 15:04:50 +08:00
qemu-timer.c timer is redundant 2017-01-20 16:46:58 +08:00
rules.mak import 2015-08-21 15:04:50 +08:00
softmmu_template.h exec: make iotlb RCU-friendly 2018-02-12 15:20:39 -05:00
sparc.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
sparc64.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00
tcg-runtime.c platform.h move #3 2017-01-21 00:13:21 +11:00
translate-all.c target-mips: Correct MIPS16/microMIPS branch size calculation 2018-02-11 16:09:33 -05:00
translate-all.h import 2015-08-21 15:04:50 +08:00
unicorn_common.h This code should now build the x86_x64-softmmu part 2. 2017-01-19 22:50:28 +11:00
VERSION import 2015-08-21 15:04:50 +08:00
vl.c This code should now build the x86_x64-softmmu part 2. 2017-01-19 22:50:28 +11:00
vl.h import 2015-08-21 15:04:50 +08:00
x86_64.h exec: introduce cpu_reload_memory_map 2018-02-12 15:09:49 -05:00