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tcg: Remove CPUClass::handle_mmu_fault 

This hook is now completely replaced by tlb_fill.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2019-04-03 10:37:13 +07:00
parent c319dc1357
commit 69963f5709
2 changed files with 3 additions and 13 deletions
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13
accel/tcg/user-exec.c
View File

@ -63,7 +63,6 @@ static inline int handle_cpu_signal(uintptr_t pc, siginfo_t *info,
{
CPUState *cpu = current_cpu;
CPUClass *cc;
int ret;
unsigned long address = (unsigned long)info->si_addr;
MMUAccessType access_type;
@ -156,15 +155,9 @@ static inline int handle_cpu_signal(uintptr_t pc, siginfo_t *info,
helper_retaddr = 0;
cc = CPU_GET_CLASS(cpu);
if (cc->tlb_fill) {
access_type = is_write ? MMU_DATA_STORE : MMU_DATA_LOAD;
cc->tlb_fill(cpu, address, 0, access_type, MMU_USER_IDX, false, pc);
g_assert_not_reached();
} else {
ret = cc->handle_mmu_fault(cpu, address, 0, is_write, MMU_USER_IDX);
g_assert(ret > 0);
cpu_loop_exit_restore(cpu, pc);
}
access_type = is_write ? MMU_DATA_STORE : MMU_DATA_LOAD;
cc->tlb_fill(cpu, address, 0, access_type, MMU_USER_IDX, false, pc);
g_assert_not_reached();
}
#if defined(__i386__)

3
include/qom/cpu.h
View File

@ -117,7 +117,6 @@ struct TranslationBlock;
* This always includes at least the program counter; some targets
* will need to do more. If this hook is not implemented then the
* default is to call @set_pc(tb->pc).
* @handle_mmu_fault: Callback for handling an MMU fault.
* @tlb_fill: Callback for handling a softmmu tlb miss or user-only
* address fault. For system mode, if the access is valid, call
* tlb_set_page and return true; if the access is invalid, and
@ -195,8 +194,6 @@ typedef struct CPUClass {
Error **errp);
void (*set_pc)(CPUState *cpu, vaddr value);
void (*synchronize_from_tb)(CPUState *cpu, struct TranslationBlock *tb);
int (*handle_mmu_fault)(CPUState *cpu, vaddr address, int size, int rw,
int mmu_index);
bool (*tlb_fill)(CPUState *cpu, vaddr address, int size,
MMUAccessType access_type, int mmu_idx,
bool probe, uintptr_t retaddr);