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cpu-exec: invalidate nocache translation if they are interrupted

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In this case, QEMU might longjmp out of cpu-exec.c and miss the final
cleanup in cpu_exec_nocache.  Do this manually through a new compile
flag.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Pavel Dovgalyuk 2014-11-26 13:40:16 +03:00 • committed by Paolo Bonzini
parent 2a62914bd8
commit d8a499f17e
3 changed files with 8 additions and 1 deletions
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2
cpu-exec.c
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@ -216,7 +216,7 @@ static void cpu_exec_nocache(CPUArchState *env, int max_cycles,
/* tb_gen_code can flush our orig_tb, invalidate it now */
tb_phys_invalidate(orig_tb, -1);
tb = tb_gen_code(cpu, pc, cs_base, flags,
max_cycles);
max_cycles | CF_NOCACHE);
cpu->current_tb = tb;
/* execute the generated code */
trace_exec_tb_nocache(tb, tb->pc);