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accel/tlb: Add tlb_flush_range_by_mmuidx_all_cpus_synced()

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Forward tlb_flush_page_bits_by_mmuidx_all_cpus_synced to
tlb_flush_range_by_mmuidx_all_cpus_synced passing TARGET_PAGE_SIZE.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20210509151618.2331764-7-f4bug@amsat.org
Message-Id: <20210508201640.1045808-1-richard.henderson@linaro.org>
[PMD: Split from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-05-09 17:16:15 +02:00 committed by Peter Maydell
parent 600b819f23
commit c13b27d826
2 changed files with 32 additions and 7 deletions
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21
accel/tcg/cputlb.c
View File

@ -887,16 +887,20 @@ void tlb_flush_page_bits_by_mmuidx_all_cpus(CPUState *src_cpu,
idxmap, bits); idxmap, bits);
} }
void tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *src_cpu, void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
target_ulong addr, target_ulong addr,
target_ulong len,
uint16_t idxmap, uint16_t idxmap,
unsigned bits) unsigned bits)
{ {
TLBFlushRangeData d, *p; TLBFlushRangeData d, *p;
CPUState *dst_cpu; CPUState *dst_cpu;
/* If all bits are significant, this devolves to tlb_flush_page. */ /*
if (bits >= TARGET_LONG_BITS) { * If all bits are significant, and len is small,
* this devolves to tlb_flush_page.
*/
if (bits >= TARGET_LONG_BITS && len <= TARGET_PAGE_SIZE) {
tlb_flush_page_by_mmuidx_all_cpus_synced(src_cpu, addr, idxmap); tlb_flush_page_by_mmuidx_all_cpus_synced(src_cpu, addr, idxmap);
return; return;
} }
@ -908,7 +912,7 @@ void tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
/* This should already be page aligned */ /* This should already be page aligned */
d.addr = addr & TARGET_PAGE_MASK; d.addr = addr & TARGET_PAGE_MASK;
d.len = TARGET_PAGE_SIZE; d.len = len;
d.idxmap = idxmap; d.idxmap = idxmap;
d.bits = bits; d.bits = bits;
@ -926,6 +930,15 @@ void tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
RUN_ON_CPU_HOST_PTR(p)); RUN_ON_CPU_HOST_PTR(p));
} }
void tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
target_ulong addr,
uint16_t idxmap,
unsigned bits)
{
tlb_flush_range_by_mmuidx_all_cpus_synced(src_cpu, addr, TARGET_PAGE_SIZE,
idxmap, bits);
}
/* update the TLBs so that writes to code in the virtual page 'addr' /* update the TLBs so that writes to code in the virtual page 'addr'
can be detected */ can be detected */
void tlb_protect_code(ram_addr_t ram_addr) void tlb_protect_code(ram_addr_t ram_addr)

12
include/exec/exec-all.h
View File

@ -281,6 +281,11 @@ void tlb_flush_range_by_mmuidx(CPUState *cpu, target_ulong addr,
void tlb_flush_range_by_mmuidx_all_cpus(CPUState *cpu, target_ulong addr, void tlb_flush_range_by_mmuidx_all_cpus(CPUState *cpu, target_ulong addr,
target_ulong len, uint16_t idxmap, target_ulong len, uint16_t idxmap,
unsigned bits); unsigned bits);
void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *cpu,
target_ulong addr,
target_ulong len,
uint16_t idxmap,
unsigned bits);
/** /**
* tlb_set_page_with_attrs: * tlb_set_page_with_attrs:
@ -397,6 +402,13 @@ static inline void tlb_flush_range_by_mmuidx_all_cpus(CPUState *cpu,
unsigned bits) unsigned bits)
{ {
} }
static inline void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *cpu,
target_ulong addr,
target_long len,
uint16_t idxmap,
unsigned bits)
{
}
#endif #endif
/** /**
* probe_access: * probe_access: