RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 10:18:11 +00:00
Code Issues Activity Actions

Kernel: Shrink Thread by making kernel resume TSS heap-allocated.

Browse source
This commit is contained in:
Andreas Kling 2019-04-20 19:23:45 +02:00
parent c9b86be1cc
commit b2ebf6c798
3 changed files with 6 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Kernel/Thread.cpp
View file

@ -347,9 +347,9 @@ ShouldUnblockThread Thread::dispatch_signal(byte signal)
kprintf("dispatch_signal to %s(%u) in state=%s with return to %w:%x\n", name().characters(), pid(), to_string(state()), ret_cs, ret_eip);
#endif
ASSERT(is_blocked());
m_tss_to_resume_kernel = m_tss;
m_tss_to_resume_kernel = make<TSS32>(m_tss);
#ifdef SIGNAL_DEBUG
kprintf("resume tss pc: %w:%x stack: %w:%x flags: %x cr3: %x\n", m_tss_to_resume_kernel.cs, m_tss_to_resume_kernel.eip, m_tss_to_resume_kernel.ss, m_tss_to_resume_kernel.esp, m_tss_to_resume_kernel.eflags, m_tss_to_resume_kernel.cr3);
kprintf("resume tss pc: %w:%x stack: %w:%x flags: %x cr3: %x\n", m_tss_to_resume_kernel.cs, m_tss_to_resume_kernel->eip, m_tss_to_resume_kernel->ss, m_tss_to_resume_kernel->esp, m_tss_to_resume_kernel->eflags, m_tss_to_resume_kernel->cr3);
#endif
if (!m_signal_stack_user_region) {