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| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2015-02-09 22:40:47 +0000 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2015-03-09 15:00:05 +0100 |
| commit | 2828c4cd92b1c0590b959ec022888b1f6909949a (patch) | |
| tree | afb1992112aad4329719489a8ea7ee1a2f75cf3f /target-ppc/misc_helper.c | |
| parent | 6cb577dde5c2e19025f4f24fdff46c47ba8cd398 (diff) | |
| download | qemu-2828c4cd92b1c0590b959ec022888b1f6909949a.zip | |
target-ppc: move sdr1 value change detection logic to helper_store_sdr1()
Otherwise when cpu_post_load calls ppc_store_sdr1() when restoring a VM
snapshot the value is deemed unchanged and so the internal env->htab*
variables aren't set correctly.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'target-ppc/misc_helper.c')
| -rw-r--r-- | target-ppc/misc_helper.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/target-ppc/misc_helper.c b/target-ppc/misc_helper.c index a577b3afd1..6b12ca86af 100644 --- a/target-ppc/misc_helper.c +++ b/target-ppc/misc_helper.c @@ -77,8 +77,13 @@ void helper_msr_facility_check(CPUPPCState *env, uint32_t bit, void helper_store_sdr1(CPUPPCState *env, target_ulong val) { + PowerPCCPU *cpu = ppc_env_get_cpu(env); + if (!env->external_htab) { - ppc_store_sdr1(env, val); + if (env->spr[SPR_SDR1] != val) { + ppc_store_sdr1(env, val); + tlb_flush(CPU(cpu), 1); + } } } |