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Kernel: By default, don't dump regions when a userspace crash happens

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There is the DUMP_REGIONS_ON_CRASH debug macro which re-enables this
(old) behavior.
This commit is contained in:
kleines Filmröllchen 2022-09-02 20:59:01 +02:00 committed by Andreas Kling
parent 416fa7bd4f
commit 1a7d6508e3
Notes: sideshowbarker 2024-07-17 06:40:35 +09:00 
Author: https://github.com/kleinesfilmroellchen
Commit: https://github.com/SerenityOS/serenity/commit/1a7d6508e3
Pull-request: https://github.com/SerenityOS/serenity/pull/15110
3 changed files with 8 additions and 1 deletions
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4
Kernel/Debug.h.in
View file

@ -55,6 +55,10 @@
#cmakedefine01 CONTIGUOUS_VMOBJECT_DEBUG
#endif
#ifndef DUMP_REGIONS_ON_CRASH
#cmakedefine01 DUMP_REGIONS_ON_CRASH
#endif
#ifndef E1000_DEBUG
#cmakedefine01 E1000_DEBUG
#endif

4
Kernel/Process.cpp
View file

@ -412,7 +412,9 @@ void Process::crash(int signal, FlatPtr ip, bool out_of_memory)
protected_data.termination_signal = signal;
});
set_should_generate_coredump(!out_of_memory);
address_space().with([](auto& space) { space->dump_regions(); });
if constexpr (DUMP_REGIONS_ON_CRASH) {
address_space().with([](auto& space) { space->dump_regions(); });
}
VERIFY(is_user_process());
die();
// We can not return from here, as there is nowhere

1
Meta/CMake/all_the_debug_macros.cmake
View file

@ -36,6 +36,7 @@ set(DIFF_DEBUG ON)
set(DISASM_DUMP_DEBUG ON)
set(DOUBLECLICK_DEBUG ON)
set(DRAG_DEBUG ON)
set(DUMP_REGIONS_ON_CRASH ON)
set(DWARF_DEBUG ON)
set(DYNAMIC_LOAD_DEBUG ON)
set(E1000_DEBUG ON)