diff options
author | Nicholas Piggin <npiggin@gmail.com> | 2024-03-27 00:04:20 +1000 |
---|---|---|
committer | Nicholas Piggin <npiggin@gmail.com> | 2024-05-24 08:57:50 +1000 |
commit | 99cd12ced16d15a1ffde055f842497747f070f91 (patch) | |
tree | 5f598f3fae2b438cfa06c8560b8a9508c268c350 /accel | |
parent | 82676f1fc4b1511a5fe32256aaec885d200ffbf6 (diff) |
tcg/cputlb: Remove non-synced variants of global TLB flushes
These are no longer used.
tlb_flush_all_cpus: removed by previous commit.
tlb_flush_page_all_cpus: removed by previous commit.
tlb_flush_page_bits_by_mmuidx_all_cpus: never used.
tlb_flush_page_by_mmuidx_all_cpus: never used.
tlb_flush_page_bits_by_mmuidx_all_cpus: never used, thus:
tlb_flush_range_by_mmuidx_all_cpus: never used.
tlb_flush_by_mmuidx_all_cpus: never used.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Diffstat (limited to 'accel')
-rw-r--r-- | accel/tcg/cputlb.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index cdb3e12dfb..45799869eb 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -431,21 +431,6 @@ void tlb_flush(CPUState *cpu) tlb_flush_by_mmuidx(cpu, ALL_MMUIDX_BITS); } -void tlb_flush_by_mmuidx_all_cpus(CPUState *src_cpu, uint16_t idxmap) -{ - const run_on_cpu_func fn = tlb_flush_by_mmuidx_async_work; - - tlb_debug("mmu_idx: 0x%"PRIx16"\n", idxmap); - - flush_all_helper(src_cpu, fn, RUN_ON_CPU_HOST_INT(idxmap)); - fn(src_cpu, RUN_ON_CPU_HOST_INT(idxmap)); -} - -void tlb_flush_all_cpus(CPUState *src_cpu) -{ - tlb_flush_by_mmuidx_all_cpus(src_cpu, ALL_MMUIDX_BITS); -} - void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *src_cpu, uint16_t idxmap) { const run_on_cpu_func fn = tlb_flush_by_mmuidx_async_work; @@ -656,46 +641,6 @@ void tlb_flush_page(CPUState *cpu, vaddr addr) tlb_flush_page_by_mmuidx(cpu, addr, ALL_MMUIDX_BITS); } -void tlb_flush_page_by_mmuidx_all_cpus(CPUState *src_cpu, vaddr addr, - uint16_t idxmap) -{ - tlb_debug("addr: %016" VADDR_PRIx " mmu_idx:%"PRIx16"\n", addr, idxmap); - - /* This should already be page aligned */ - addr &= TARGET_PAGE_MASK; - - /* - * Allocate memory to hold addr+idxmap only when needed. - * See tlb_flush_page_by_mmuidx for details. - */ - if (idxmap < TARGET_PAGE_SIZE) { - flush_all_helper(src_cpu, tlb_flush_page_by_mmuidx_async_1, - RUN_ON_CPU_TARGET_PTR(addr | idxmap)); - } else { - CPUState *dst_cpu; - - /* Allocate a separate data block for each destination cpu. */ - CPU_FOREACH(dst_cpu) { - if (dst_cpu != src_cpu) { - TLBFlushPageByMMUIdxData *d - = g_new(TLBFlushPageByMMUIdxData, 1); - - d->addr = addr; - d->idxmap = idxmap; - async_run_on_cpu(dst_cpu, tlb_flush_page_by_mmuidx_async_2, - RUN_ON_CPU_HOST_PTR(d)); - } - } - } - - tlb_flush_page_by_mmuidx_async_0(src_cpu, addr, idxmap); -} - -void tlb_flush_page_all_cpus(CPUState *src, vaddr addr) -{ - tlb_flush_page_by_mmuidx_all_cpus(src, addr, ALL_MMUIDX_BITS); -} - void tlb_flush_page_by_mmuidx_all_cpus_synced(CPUState *src_cpu, vaddr addr, uint16_t idxmap) @@ -887,54 +832,6 @@ void tlb_flush_page_bits_by_mmuidx(CPUState *cpu, vaddr addr, tlb_flush_range_by_mmuidx(cpu, addr, TARGET_PAGE_SIZE, idxmap, bits); } -void tlb_flush_range_by_mmuidx_all_cpus(CPUState *src_cpu, - vaddr addr, vaddr len, - uint16_t idxmap, unsigned bits) -{ - TLBFlushRangeData d; - CPUState *dst_cpu; - - /* - * 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(src_cpu, addr, idxmap); - return; - } - /* If no page bits are significant, this devolves to tlb_flush. */ - if (bits < TARGET_PAGE_BITS) { - tlb_flush_by_mmuidx_all_cpus(src_cpu, idxmap); - return; - } - - /* This should already be page aligned */ - d.addr = addr & TARGET_PAGE_MASK; - d.len = len; - d.idxmap = idxmap; - d.bits = bits; - - /* Allocate a separate data block for each destination cpu. */ - CPU_FOREACH(dst_cpu) { - if (dst_cpu != src_cpu) { - TLBFlushRangeData *p = g_memdup(&d, sizeof(d)); - async_run_on_cpu(dst_cpu, - tlb_flush_range_by_mmuidx_async_1, - RUN_ON_CPU_HOST_PTR(p)); - } - } - - tlb_flush_range_by_mmuidx_async_0(src_cpu, d); -} - -void tlb_flush_page_bits_by_mmuidx_all_cpus(CPUState *src_cpu, - vaddr addr, uint16_t idxmap, - unsigned bits) -{ - tlb_flush_range_by_mmuidx_all_cpus(src_cpu, addr, TARGET_PAGE_SIZE, - idxmap, bits); -} - void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *src_cpu, vaddr addr, vaddr len, |