fix bounds on unmap_range to make sure Mapper is object safe

Author: Freax13

src/structures/paging/mapper/mapped_page_table.rs

@@ -651,7 +651,8 @@ impl<'a, P: PageTableFrameMapping> Mapper<Size1GiB> for MappedPageTable<'a, P> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size1GiB>, (UnmapError, MapperFlushRange<Size1GiB>)>
     where
-        D: FrameDeallocator<Size1GiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size1GiB> + ?Sized,
     {
         self.modify_range_1gib(
             pages,
@@ -856,7 +857,8 @@ impl<'a, P: PageTableFrameMapping> Mapper<Size2MiB> for MappedPageTable<'a, P> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size2MiB>, (UnmapError, MapperFlushRange<Size2MiB>)>
     where
-        D: FrameDeallocator<Size2MiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size2MiB> + ?Sized,
     {
         self.modify_range_2mib(
             pages,
@@ -1074,7 +1076,8 @@ impl<'a, P: PageTableFrameMapping> Mapper<Size4KiB> for MappedPageTable<'a, P> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size4KiB>, (UnmapError, MapperFlushRange<Size4KiB>)>
     where
-        D: FrameDeallocator<Size4KiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size4KiB> + ?Sized,
     {
         self.modify_range_4kib(
             pages,

src/structures/paging/mapper/mod.rs

@@ -470,7 +470,8 @@ pub trait Mapper<S: PageSize> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<S>, (UnmapError, MapperFlushRange<S>)>
     where
-        D: FrameDeallocator<S>,
+        Self: Sized,
+        D: FrameDeallocator<S> + ?Sized,
     {
         pages
             .clone()

src/structures/paging/mapper/offset_page_table.rs

@@ -131,7 +131,8 @@ impl<'a> Mapper<Size1GiB> for OffsetPageTable<'a> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size1GiB>, (UnmapError, MapperFlushRange<Size1GiB>)>
     where
-        D: FrameDeallocator<Size1GiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size1GiB> + ?Sized,
     {
         unsafe { self.inner.unmap_range(pages, deallocator) }
     }
@@ -251,7 +252,8 @@ impl<'a> Mapper<Size2MiB> for OffsetPageTable<'a> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size2MiB>, (UnmapError, MapperFlushRange<Size2MiB>)>
     where
-        D: FrameDeallocator<Size2MiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size2MiB> + ?Sized,
     {
         unsafe { self.inner.unmap_range(pages, deallocator) }
     }
@@ -371,7 +373,8 @@ impl<'a> Mapper<Size4KiB> for OffsetPageTable<'a> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size4KiB>, (UnmapError, MapperFlushRange<Size4KiB>)>
     where
-        D: FrameDeallocator<Size4KiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size4KiB> + ?Sized,
     {
         unsafe { self.inner.unmap_range(pages, deallocator) }
     }

src/structures/paging/mapper/recursive_page_table.rs

@@ -824,7 +824,8 @@ impl<'a> Mapper<Size1GiB> for RecursivePageTable<'a> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size1GiB>, (UnmapError, MapperFlushRange<Size1GiB>)>
     where
-        D: FrameDeallocator<Size1GiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size1GiB> + ?Sized,
     {
         self.modify_range_1gib(
             pages,
@@ -1046,7 +1047,8 @@ impl<'a> Mapper<Size2MiB> for RecursivePageTable<'a> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size2MiB>, (UnmapError, MapperFlushRange<Size2MiB>)>
     where
-        D: FrameDeallocator<Size2MiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size2MiB> + ?Sized,
     {
         self.modify_range_2mib(
             pages,
@@ -1297,7 +1299,8 @@ impl<'a> Mapper<Size4KiB> for RecursivePageTable<'a> {
         deallocator: &mut D,
     ) -> Result<MapperFlushRange<Size4KiB>, (UnmapError, MapperFlushRange<Size4KiB>)>
     where
-        D: FrameDeallocator<Size4KiB>,
+        Self: Sized,
+        D: FrameDeallocator<Size4KiB> + ?Sized,
     {
         self.modify_range_4kib(
             pages,