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tcg: Make probe_write() return a pointer to the host page

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... similar to tlb_vaddr_to_host(); however, allow access to the host
page except when TLB_NOTDIRTY or TLB_MMIO is set.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190830100959.26615-2-david@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
David Hildenbrand
2019-09-03 08:34:18 -07:00
committed by Richard Henderson
parent 9cd9cdaefc
commit fef39ccd56
3 changed files with 22 additions and 9 deletions
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include/exec/exec-all.h
+2 -2
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@@ -310,8 +310,8 @@ static inline void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *cpu,
{
}
#endif
void probe_write(CPUArchState *env, target_ulong addr, int size, int mmu_idx,
uintptr_t retaddr);
void *probe_write(CPUArchState *env, target_ulong addr, int size, int mmu_idx,
uintptr_t retaddr);
#define CODE_GEN_ALIGN 16 /* must be >= of the size of a icache line */