xemu/target/arm
Beata Michalska 1711bfa5f5 target/arm: kvm: Handle misconfigured dabt injection
Injecting external data abort through KVM might trigger
an issue on kernels that do not get updated to include the KVM fix.
For those and aarch32 guests, the injected abort gets misconfigured
to be an implementation defined exception. This leads to the guest
repeatedly re-running the faulting instruction.

Add support for handling that case.

[
  Fixed-by: 018f22f95e8a
	('KVM: arm: Fix DFSR setting for non-LPAE aarch32 guests')
  Fixed-by: 21aecdbd7f3a
	('KVM: arm: Make inject_abt32() inject an external abort instead')
]

Signed-off-by: Beata Michalska <beata.michalska@linaro.org>
Acked-by: Andrew Jones <drjones@redhat.com>
Message-id: 20200629114110.30723-3-beata.michalska@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-07-03 16:59:42 +01:00
..
Makefile.objs target/arm: Implement the IRG instruction 2020-06-26 14:31:12 +01:00
a32-uncond.decode target/arm: Convert Unallocated memory hint 2019-09-05 13:23:03 +01:00
a32.decode target/arm: Convert SVC 2019-09-05 13:23:03 +01:00
arch_dump.c target/arm: Add isar_feature_aa32_vfp_simd 2020-02-28 16:14:57 +00:00
arm-powerctl.c arm/arm-powerctl: rebuild hflags after setting CP15 bits in arm_set_cpu_on() 2019-12-20 14:03:00 +00:00
arm-powerctl.h target/arm/arm-powerctl: Add new arm_set_cpu_on_and_reset() 2019-02-28 11:03:04 +00:00
arm-semi.c target/arm/arm-semi: Don't let the guest close stdin/stdout/stderr 2020-01-30 16:02:01 +00:00
arm_ldst.h target/arm: fetch code with translator_ld 2019-10-28 15:12:38 +00:00
cpu-param.h target/arm: Don't use a TLB for ARMMMUIdx_Stage2 2020-05-04 10:32:46 +01:00
cpu-qom.h target/arm: Make cpu_register() available for other files 2020-04-30 15:35:41 +01:00
cpu.c target/arm: Create tagged ram when MTE is enabled 2020-06-26 14:31:12 +01:00
cpu.h target/arm: kvm: Handle misconfigured dabt injection 2020-07-03 16:59:42 +01:00
cpu64.c target/arm: Enable MTE 2020-06-26 14:32:24 +01:00
cpu_tcg.c target/arm: Use correct GDB XML for M-profile cores 2020-05-14 15:03:08 +01:00
crypto_helper.c target/arm: Split helper_crypto_sm3tt 2020-06-05 17:23:09 +01:00
debug_helper.c target/arm: Stop assuming DBGDIDR always exists 2020-02-21 16:07:01 +00:00
gdbstub.c target/arm: Use correct GDB XML for M-profile cores 2020-05-14 15:03:08 +01:00
gdbstub64.c gdbstub: extend GByteArray to read register helpers 2020-03-17 17:38:38 +00:00
helper-a64.c target/arm: Simplify DC_ZVA 2020-06-26 14:31:12 +01:00
helper-a64.h target/arm: Add helper_mte_check_zva 2020-06-26 14:31:12 +01:00
helper-sve.h target/arm: Add mte helpers for sve scatter/gather memory ops 2020-06-26 14:31:12 +01:00
helper.c target/arm: Cache the Tagged bit for a page in MemTxAttrs 2020-06-26 14:31:12 +01:00
helper.h target/arm: Implement LDG, STG, ST2G instructions 2020-06-26 14:31:12 +01:00
idau.h qom: make interface types abstract 2018-12-11 15:45:22 -02:00
internals.h target/arm: Always pass cacheattr to get_phys_addr 2020-06-26 14:31:12 +01:00
iwmmxt_helper.c target/arm: Untabify iwmmxt_helper.c 2018-08-24 13:17:48 +01:00
kvm-consts.h arm: add trailing ; after MISMATCH_CHECK 2017-02-01 03:37:18 +02:00
kvm-stub.c Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
kvm.c target/arm: kvm: Handle misconfigured dabt injection 2020-07-03 16:59:42 +01:00
kvm32.c target/arm: kvm: Handle misconfigured dabt injection 2020-07-03 16:59:42 +01:00
kvm64.c target/arm: kvm: Handle misconfigured dabt injection 2020-07-03 16:59:42 +01:00
kvm_arm.h target/arm: kvm: Handle misconfigured dabt injection 2020-07-03 16:59:42 +01:00
m_helper.c target/arm: Always pass cacheattr to get_phys_addr 2020-06-26 14:31:12 +01:00
machine.c target/arm: Add isar_feature_aa64_fp_simd, isar_feature_aa32_vfp 2020-02-28 16:14:57 +00:00
monitor.c Use &error_abort instead of separate assert() 2020-03-17 16:05:40 +01:00
mte_helper.c target/arm: Add allocation tag storage for system mode 2020-06-26 14:31:12 +01:00
neon-dp.decode target/arm: Convert Neon VTRN to decodetree 2020-06-23 11:39:47 +01:00
neon-ls.decode target/arm: Convert Neon 'load/store single structure' to decodetree 2020-05-04 12:57:56 +01:00
neon-shared.decode target/arm: Convert VFM[AS]L (scalar) to decodetree 2020-05-04 12:57:56 +01:00
neon_helper.c target/arm: Convert Neon VADD, VSUB, VABD 3-reg-same insns to decodetree 2020-05-14 15:03:09 +01:00
op_addsub.h Move target-* CPU file into a target/ folder 2016-12-20 21:52:12 +01:00
op_helper.c target/arm: Implement LDG, STG, ST2G instructions 2020-06-26 14:31:12 +01:00
pauth_helper.c target/arm: Use bit 55 explicitly for pauth 2020-02-21 16:07:00 +00:00
psci.c sysemu: Split sysemu/runstate.h off sysemu/sysemu.h 2019-08-16 13:37:36 +02:00
sve.decode target/arm: SVE brk[ab] merging does not have s bit 2019-01-07 15:23:45 +00:00
sve_helper.c target/arm: Complete TBI clearing for user-only for SVE 2020-06-26 14:31:12 +01:00
t16.decode target/arm: Convert T16, long branches 2019-09-05 13:23:04 +01:00
t32.decode target/arm: Use a non-overlapping group for misc control 2020-06-09 09:21:19 -07:00
tlb_helper.c target/arm: Cache the Tagged bit for a page in MemTxAttrs 2020-06-26 14:31:12 +01:00
trace-events trace-events: Shorten file names in comments 2019-03-22 16:18:07 +00:00
translate-a64.c target/arm: Implement data cache set allocation tags 2020-06-26 14:31:12 +01:00
translate-a64.h target/arm: Handle TBI for sve scalar + int memory ops 2020-06-26 14:31:12 +01:00
translate-neon.inc.c target/arm: Move some functions used only in translate-neon.inc.c to that file 2020-06-23 11:39:47 +01:00
translate-sve.c target/arm: Add mte helpers for sve scatter/gather memory ops 2020-06-26 14:31:12 +01:00
translate-vfp.inc.c target/arm: Rename DISAS_UPDATE to DISAS_UPDATE_EXIT 2020-06-26 14:31:12 +01:00
translate.c target/arm: Add DISAS_UPDATE_NOCHAIN 2020-06-26 14:31:12 +01:00
translate.h target/arm: Implement the LDGM, STGM, STZGM instructions 2020-06-26 14:31:12 +01:00
vec_helper.c target/arm: Convert aes and sm4 to gvec helpers 2020-06-05 17:23:09 +01:00
vec_internal.h target/arm: Convert aes and sm4 to gvec helpers 2020-06-05 17:23:09 +01:00
vfp-uncond.decode target/arm: Split VMINMAXNM decode 2020-02-28 16:14:57 +00:00
vfp.decode target/arm: Split VFM decode 2020-02-28 16:14:57 +00:00
vfp_helper.c softfloat: Name compare relation enum 2020-05-19 08:41:45 -07:00