fix: remove target-specific crates for page_table_multiarch/all

Author: AsakuraMizu

page_table_entry/Cargo.toml

@@ -23,13 +23,13 @@ memory_addr.workspace = true
 
 # Target-specific dependencies
 aarch64-cpu = { version = "10.0", optional = true }
-x86_64 = { version = "0.15", optional = true }
+x86_64 = { version = "0.15", default-features = false, optional = true }
 
 [target.'cfg(target_arch = "aarch64")'.dependencies]
 aarch64-cpu = "10.0"
 
 [target.'cfg(target_arch = "x86_64")'.dependencies]
-x86_64 = "0.15"
+x86_64 = { version = "0.15", default-features = false }
 
 [package.metadata.docs.rs]
 all-features = true

page_table_multiarch/Cargo.toml

@@ -16,7 +16,7 @@ rust-version.workspace = true
 default = []
 copy-from = ["dep:bitmaps"]
 
-all = ["page_table_entry/all", "dep:riscv", "dep:x86_64"]
+all = ["page_table_entry/all"]
 
 [dependencies]
 log = "0.4"
@@ -25,11 +25,10 @@ page_table_entry.workspace = true
 bitmaps = { version = "3.2", default-features = false, optional = true }
 
 # Target-specific dependencies
-riscv = { version = "0.14", default-features = false, optional = true }
-x86_64 = { version = "0.15", optional = true }
-
 [target.'cfg(target_arch = "x86_64")'.dependencies]
-x86_64 = "0.15"
+x86_64 = { version = "0.15", default-features = false, features = [
+    "instructions",
+] }
 
 [target.'cfg(any(target_arch = "riscv32", target_arch = "riscv64"))'.dependencies]
 riscv = { version = "0.14", default-features = false }

page_table_multiarch/src/arch/riscv.rs

@@ -12,11 +12,14 @@ pub trait SvVirtAddr: memory_addr::MemoryAddr + Send + Sync {
 impl SvVirtAddr for memory_addr::VirtAddr {
     #[inline]
     fn flush_tlb(vaddr: Option<Self>) {
+        #[cfg(any(target_arch = "riscv32", target_arch = "riscv64"))]
         if let Some(vaddr) = vaddr {
             riscv::asm::sfence_vma(0, vaddr.as_usize())
         } else {
             riscv::asm::sfence_vma_all();
         }
+        #[cfg(not(any(target_arch = "riscv32", target_arch = "riscv64")))]
+        let _ = vaddr;
     }
 }
 

page_table_multiarch/src/arch/x86_64.rs

@@ -14,11 +14,14 @@ impl PagingMetaData for X64PagingMetaData {
 
     #[inline]
     fn flush_tlb(vaddr: Option<memory_addr::VirtAddr>) {
+        #[cfg(target_arch = "x86_64")]
         if let Some(vaddr) = vaddr {
             x86_64::instructions::tlb::flush(x86_64::VirtAddr::new(vaddr.as_usize() as u64));
         } else {
             x86_64::instructions::tlb::flush_all();
         }
+        #[cfg(not(target_arch = "x86_64"))]
+        let _ = vaddr;
     }
 }