Warning
此文件的目的是为让中文读者更容易阅读和理解,而不是作为一个分支。 因此, 如果您对此文件有任何意见或更新,请先尝试更新原始英文文件。
Note
如果您发现本文档与原始文件有任何不同或者有翻译问题,请联系该文件的译者, 或者请求时奎亮的帮助:<alexs@kernel.org>。
Original: | Feature status on mips architecture |
---|---|
翻译: | 司延腾 Yanteng Si <siyanteng@loongson.cn> |
3. Feature status on mips architecture¶
Subsystem | Feature | Kconfig | Status | Description |
---|---|---|---|---|
core | cBPF-JIT | HAVE_CBPF_JIT | ok | arch supports cBPF JIT optimizations |
core | eBPF-JIT | HAVE_EBPF_JIT | ok | arch supports eBPF JIT optimizations |
core | generic-idle-thread | GENERIC_SMP_IDLE_THREAD | ok | arch makes use of the generic SMP idle thread facility |
core | jump-labels | HAVE_ARCH_JUMP_LABEL | ok | arch supports live patched, high efficiency branches |
core | thread-info-in-task | THREAD_INFO_IN_TASK | TODO | arch makes use of the core kernel facility to embedd thread_info in task_struct |
core | tracehook | HAVE_ARCH_TRACEHOOK | ok | arch supports tracehook (ptrace) register handling APIs |
debug | debug-vm-pgtable | ARCH_HAS_DEBUG_VM_PGTABLE | TODO | arch supports pgtable tests for semantics compliance |
debug | gcov-profile-all | ARCH_HAS_GCOV_PROFILE_ALL | ok | arch supports whole-kernel GCOV code coverage profiling |
debug | KASAN | HAVE_ARCH_KASAN | TODO | arch supports the KASAN runtime memory checker |
debug | kcov | ARCH_HAS_KCOV | ok | arch supports kcov for coverage-guided fuzzing |
debug | kgdb | HAVE_ARCH_KGDB | ok | arch supports the kGDB kernel debugger |
debug | kmemleak | HAVE_DEBUG_KMEMLEAK | ok | arch supports the kernel memory leak detector |
debug | kprobes | HAVE_KPROBES | ok | arch supports live patched kernel probe |
debug | kprobes-on-ftrace | HAVE_KPROBES_ON_FTRACE | TODO | arch supports combined kprobes and ftrace live patching |
debug | kretprobes | HAVE_KRETPROBES | ok | arch supports kernel function-return probes |
debug | optprobes | HAVE_OPTPROBES | TODO | arch supports live patched optprobes |
debug | stackprotector | HAVE_STACKPROTECTOR | ok | arch supports compiler driven stack overflow protection |
debug | uprobes | ARCH_SUPPORTS_UPROBES | ok | arch supports live patched user probes |
debug | user-ret-profiler | HAVE_USER_RETURN_NOTIFIER | TODO | arch supports user-space return from system call profiler |
io | dma-contiguous | HAVE_DMA_CONTIGUOUS | ok | arch supports the DMA CMA (continuous memory allocator) |
locking | cmpxchg-local | HAVE_CMPXCHG_LOCAL | TODO | arch supports the this_cpu_cmpxchg() API |
locking | lockdep | LOCKDEP_SUPPORT | ok | arch supports the runtime locking correctness debug facility |
locking | queued-rwlocks | ARCH_USE_QUEUED_RWLOCKS | ok | arch supports queued rwlocks |
locking | queued-spinlocks | ARCH_USE_QUEUED_SPINLOCKS | ok | arch supports queued spinlocks |
perf | kprobes-event | HAVE_REGS_AND_STACK_ACCESS_API | ok | arch supports kprobes with perf events |
perf | perf-regs | HAVE_PERF_REGS | ok | arch supports perf events register access |
perf | perf-stackdump | HAVE_PERF_USER_STACK_DUMP | ok | arch supports perf events stack dumps |
sched | membarrier-sync-core | ARCH_HAS_MEMBARRIER_SYNC_CORE | TODO | arch supports core serializing membarrier |
sched | numa-balancing | ARCH_SUPPORTS_NUMA_BALANCING | TODO | arch supports NUMA balancing |
seccomp | seccomp-filter | HAVE_ARCH_SECCOMP_FILTER | ok | arch supports seccomp filters |
time | arch-tick-broadcast | ARCH_HAS_TICK_BROADCAST | ok | arch provides tick_broadcast() |
time | clockevents | !LEGACY_TIMER_TICK | ok | arch support generic clock events |
time | context-tracking | HAVE_CONTEXT_TRACKING | ok | arch supports context tracking for NO_HZ_FULL |
time | irq-time-acct | HAVE_IRQ_TIME_ACCOUNTING | ok | arch supports precise IRQ time accounting |
time | virt-cpuacct | HAVE_VIRT_CPU_ACCOUNTING | ok | arch supports precise virtual CPU time accounting |
vm | batch-unmap-tlb-flush | ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH | TODO | arch supports deferral of TLB flush until multiple pages are unmapped |
vm | ELF-ASLR | ARCH_HAS_ELF_RANDOMIZE | ok | arch randomizes the stack, heap and binary images of ELF binaries |
vm | huge-vmap | HAVE_ARCH_HUGE_VMAP | TODO | arch supports the arch_vmap_pud_supported() and arch_vmap_pmd_supported() VM APIs |
vm | ioremap_prot | HAVE_IOREMAP_PROT | ok | arch has ioremap_prot() |
vm | PG_uncached | ARCH_USES_PG_UNCACHED | TODO | arch supports the PG_uncached page flag |
vm | pte_special | ARCH_HAS_PTE_SPECIAL | ok | arch supports the pte_special()/pte_mkspecial() VM APIs |
vm | THP | HAVE_ARCH_TRANSPARENT_HUGEPAGE | ok | arch supports transparent hugepages |