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kern: fuck the KPolice^H^H^H^H^H^HPageGroups

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This commit is contained in:
Michael Scire
2021-04-07 17:07:01 -07:00
committed by SciresM
parent dc7862882f
commit 96937a611d
8 changed files with 493 additions and 231 deletions
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17
libraries/libmesosphere/source/svc/kern_svc_process_memory.cpp
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@@ -122,21 +122,8 @@ namespace ams::kern::svc {
R_UNLESS(src_pt.Contains(src_address, size), svc::ResultInvalidCurrentMemory());
R_UNLESS(dst_pt.CanContain(dst_address, size, KMemoryState_SharedCode), svc::ResultInvalidMemoryRegion());
/* Create a new page group. */
KPageGroup pg(dst_pt.GetBlockInfoManager());
/* Make the page group. */
R_TRY(src_pt.MakeAndOpenPageGroup(std::addressof(pg),
src_address, size / PageSize,
KMemoryState_FlagCanMapProcess, KMemoryState_FlagCanMapProcess,
KMemoryPermission_None, KMemoryPermission_None,
KMemoryAttribute_All, KMemoryAttribute_None));
/* Close the page group when we're done. */
ON_SCOPE_EXIT { pg.Close(); };
/* Unmap the group. */
R_TRY(dst_pt.UnmapPageGroup(dst_address, pg, KMemoryState_SharedCode));
/* Unmap the memory. */
R_TRY(dst_pt.UnmapProcessMemory(dst_address, size, src_pt, src_address));
return ResultSuccess();
}