eitan.c/suyu
1
0
Fork 0
forked from suyu/suyu
Code Pull requests Activity

core: hle: kernel: k_page_table: Remove unnecessary casts.

Browse source
This commit is contained in:
bunnei 2022-11-03 21:05:57 -07:00
parent 119315af08
commit 05ae0cab0e
1 changed files with 8 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

21
src/core/hle/kernel/k_page_table.cpp
View file

@ -79,10 +79,6 @@ public:
}
};
} // namespace
namespace {
using namespace Common::Literals;
constexpr size_t GetAddressSpaceWidthFromType(FileSys::ProgramAddressSpaceType as_type) {
@ -784,10 +780,9 @@ Result KPageTable::SetupForIpcClient(PageLinkedList* page_list, size_t* out_bloc
R_UNLESS(this->Contains(address, size), ResultInvalidCurrentMemory);
// Get the source permission.
const auto src_perm = static_cast<KMemoryPermission>(
(test_perm == KMemoryPermission::UserReadWrite)
const auto src_perm = (test_perm == KMemoryPermission::UserReadWrite)
? KMemoryPermission::KernelReadWrite | KMemoryPermission::NotMapped
: KMemoryPermission::UserRead);
: KMemoryPermission::UserRead;
// Get aligned extents.
const VAddr aligned_src_start = Common::AlignDown((address), PageSize);
@ -1162,10 +1157,9 @@ Result KPageTable::SetupForIpc(VAddr* out_dst_addr, size_t size, VAddr src_addr,
const size_t src_map_size = src_map_end - src_map_start;
// Ensure that we clean up appropriately if we fail after this.
const auto src_perm = static_cast<KMemoryPermission>(
(test_perm == KMemoryPermission::UserReadWrite)
const auto src_perm = (test_perm == KMemoryPermission::UserReadWrite)
? KMemoryPermission::KernelReadWrite | KMemoryPermission::NotMapped
: KMemoryPermission::UserRead);
: KMemoryPermission::UserRead;
ON_RESULT_FAILURE {
if (src_map_end > src_map_start) {
src_page_table.CleanupForIpcClientOnServerSetupFailure(
@ -2735,8 +2729,7 @@ Result KPageTable::LockForIpcUserBuffer(PAddr* out, VAddr address, size_t size)
nullptr, out, address, size, KMemoryState::FlagCanIpcUserBuffer,
KMemoryState::FlagCanIpcUserBuffer, KMemoryPermission::All,
KMemoryPermission::UserReadWrite, KMemoryAttribute::All, KMemoryAttribute::None,
static_cast<KMemoryPermission>(KMemoryPermission::NotMapped |
KMemoryPermission::KernelReadWrite),
KMemoryPermission::NotMapped | KMemoryPermission::KernelReadWrite,
KMemoryAttribute::Locked));
}
@ -2752,9 +2745,7 @@ Result KPageTable::LockForCodeMemory(KPageGroup* out, VAddr addr, size_t size) {
R_RETURN(this->LockMemoryAndOpen(
out, nullptr, addr, size, KMemoryState::FlagCanCodeMemory, KMemoryState::FlagCanCodeMemory,
KMemoryPermission::All, KMemoryPermission::UserReadWrite, KMemoryAttribute::All,
KMemoryAttribute::None,
static_cast<KMemoryPermission>(KMemoryPermission::NotMapped |
KMemoryPermission::KernelReadWrite),
KMemoryAttribute::None, KMemoryPermission::NotMapped | KMemoryPermission::KernelReadWrite,
KMemoryAttribute::Locked));
}