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microkernel: hot paths are pretty fucking hot

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This commit is contained in:
Michael Scire 2020-12-02 02:14:24 -08:00 • committed by SciresM
parent 331fa1d00d
commit ab8de72db0
6 changed files with 199 additions and 179 deletions
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5
libraries/libmesosphere/source/kern_k_page_table_base.cpp
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@ -3054,6 +3054,9 @@ namespace ams::kern {
return ResultSuccess();
}
#pragma GCC push_options
#pragma GCC optimize ("-O2")
Result KPageTableBase::SetupForIpcClient(PageLinkedList *page_list, size_t *out_blocks_needed, KProcessAddress address, size_t size, KMemoryPermission test_perm, KMemoryState dst_state) {
/* Validate pre-conditions. */
MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
@ -3707,6 +3710,8 @@ namespace ams::kern {
}
}
#pragma GCC pop_options
Result KPageTableBase::MapPhysicalMemory(KProcessAddress address, size_t size) {
/* Lock the physical memory lock. */
KScopedLightLock phys_lk(this->map_physical_memory_lock);

5
libraries/libmesosphere/source/kern_k_server_session.cpp
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@ -17,6 +17,9 @@
namespace ams::kern {
#pragma GCC push_options
#pragma GCC optimize ("-O2")
namespace ipc {
using MessageBuffer = ams::svc::ipc::MessageBuffer;
@ -1362,4 +1365,6 @@ namespace ams::kern {
this->NotifyAvailable(svc::ResultSessionClosed());
}
#pragma GCC pop_options
}

5
libraries/libmesosphere/source/svc/kern_svc_ipc.cpp
View file

@ -17,6 +17,9 @@
namespace ams::kern::svc {
#pragma GCC push_options
#pragma GCC optimize ("-O2")
/* ============================= Common ============================= */
namespace {
@ -304,4 +307,6 @@ namespace ams::kern::svc {
return ReplyAndReceiveWithUserBuffer(out_index, message_buffer, message_buffer_size, handles, num_handles, reply_target, timeout_ns);
}
#pragma GCC pop_options
}