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authorGravatar Fernando Sahmkow2020-03-03 11:04:37 -0400
committerGravatar Fernando Sahmkow2020-06-27 11:35:21 -0400
commitde5b521c0900bbd4d7012ffa3dfd63cc8f3d4371 (patch)
tree94658db3f559c6bdda21a4306620d5cacb2cdf6d /src
parentGeneral: Add Asserts (diff)
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Process: Protect TLS region and Modules.
Diffstat (limited to 'src')
-rw-r--r--src/core/hle/kernel/process.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp
index ea5fe5b29..f9d7c024d 100644
--- a/src/core/hle/kernel/process.cpp
+++ b/src/core/hle/kernel/process.cpp
@@ -22,6 +22,7 @@
22#include "core/hle/kernel/resource_limit.h" 22#include "core/hle/kernel/resource_limit.h"
23#include "core/hle/kernel/scheduler.h" 23#include "core/hle/kernel/scheduler.h"
24#include "core/hle/kernel/thread.h" 24#include "core/hle/kernel/thread.h"
25#include "core/hle/lock.h"
25#include "core/memory.h" 26#include "core/memory.h"
26#include "core/settings.h" 27#include "core/settings.h"
27 28
@@ -345,6 +346,7 @@ static auto FindTLSPageWithAvailableSlots(std::vector<TLSPage>& tls_pages) {
345} 346}
346 347
347VAddr Process::CreateTLSRegion() { 348VAddr Process::CreateTLSRegion() {
349 SchedulerLock lock(system.Kernel());
348 if (auto tls_page_iter{FindTLSPageWithAvailableSlots(tls_pages)}; 350 if (auto tls_page_iter{FindTLSPageWithAvailableSlots(tls_pages)};
349 tls_page_iter != tls_pages.cend()) { 351 tls_page_iter != tls_pages.cend()) {
350 return *tls_page_iter->ReserveSlot(); 352 return *tls_page_iter->ReserveSlot();
@@ -375,6 +377,7 @@ VAddr Process::CreateTLSRegion() {
375} 377}
376 378
377void Process::FreeTLSRegion(VAddr tls_address) { 379void Process::FreeTLSRegion(VAddr tls_address) {
380 SchedulerLock lock(system.Kernel());
378 const VAddr aligned_address = Common::AlignDown(tls_address, Core::Memory::PAGE_SIZE); 381 const VAddr aligned_address = Common::AlignDown(tls_address, Core::Memory::PAGE_SIZE);
379 auto iter = 382 auto iter =
380 std::find_if(tls_pages.begin(), tls_pages.end(), [aligned_address](const auto& page) { 383 std::find_if(tls_pages.begin(), tls_pages.end(), [aligned_address](const auto& page) {
@@ -389,6 +392,7 @@ void Process::FreeTLSRegion(VAddr tls_address) {
389} 392}
390 393
391void Process::LoadModule(CodeSet code_set, VAddr base_addr) { 394void Process::LoadModule(CodeSet code_set, VAddr base_addr) {
395 std::lock_guard lock{HLE::g_hle_lock};
392 const auto ReprotectSegment = [&](const CodeSet::Segment& segment, 396 const auto ReprotectSegment = [&](const CodeSet::Segment& segment,
393 Memory::MemoryPermission permission) { 397 Memory::MemoryPermission permission) {
394 page_table->SetCodeMemoryPermission(segment.addr + base_addr, segment.size, permission); 398 page_table->SetCodeMemoryPermission(segment.addr + base_addr, segment.size, permission);