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Kernel: Signals are not queued anymore

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Posix doesn't require signal queing if you don't use sigqueue() which
we don't support. Process also has its own pending signal mask.
This commit is contained in:
Bananymous
2023-07-29 16:54:31 +03:00
parent 925df39107
commit acf125c853
5 changed files with 61 additions and 35 deletions
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1
kernel/include/kernel/Process.h
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@@ -160,6 +160,7 @@ namespace Kernel
BAN::UniqPtr<GeneralAllocator> m_general_allocator;
vaddr_t m_signal_handlers[_SIGMAX + 1] { };
uint64_t m_signal_pending_mask { 0 };
bool m_is_userspace { false };
userspace_info_t m_userspace_info;

11
kernel/include/kernel/Thread.h
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@@ -1,6 +1,5 @@
#pragma once
#include <BAN/CircularQueue.h>
#include <BAN/NoCopyMove.h>
#include <BAN/RefPtr.h>
#include <BAN/UniqPtr.h>
@@ -50,8 +49,8 @@ namespace Kernel
bool has_signal_to_execute() const;
void set_signal_done(int signal);
void handle_next_signal();
void queue_signal(int signal);
void handle_signal(int signal = 0);
bool add_signal(int signal);
void set_return_rsp(uintptr_t& rsp) { m_return_rsp = &rsp; }
void set_return_rip(uintptr_t& rip) { m_return_rip = &rip; }
@@ -109,9 +108,9 @@ namespace Kernel
uintptr_t* m_return_rsp { nullptr };
uintptr_t* m_return_rip { nullptr };
BAN::CircularQueue<int, 10> m_signal_queue;
uint64_t m_signal_mask { 0 };
int m_handling_signal { 0 };
uint64_t m_signal_pending_mask { 0 };
uint64_t m_signal_block_mask { 0 };
int m_handling_signal { 0 };
static_assert(_SIGMAX < 64);
uint64_t m_terminate_blockers { 0 };