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Kernel: VirtualConsole can use kmalloc_eternal() for permanent stuff

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Less pressure on kmalloc heap.
This commit is contained in:
Andreas Kling
2019-10-18 14:14:28 +02:00
parent 2f37fa487d
commit 4027a64fc5
1 changed files with 2 additions and 3 deletions
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5
Kernel/TTY/VirtualConsole.cpp
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@@ -43,7 +43,7 @@ VirtualConsole::VirtualConsole(unsigned index, InitialContents initial_contents)
{
ksprintf(m_tty_name, "/dev/tty%u", m_index);
set_size(80, 25);
m_horizontal_tabs = static_cast<u8*>(kmalloc(columns()));
m_horizontal_tabs = static_cast<u8*>(kmalloc_eternal(columns()));
for (unsigned i = 0; i < columns(); ++i)
m_horizontal_tabs[i] = (i % 8) == 0;
// Rightmost column is always last tab on line.
@@ -63,8 +63,7 @@ VirtualConsole::VirtualConsole(unsigned index, InitialContents initial_contents)
VirtualConsole::~VirtualConsole()
{
kfree(m_horizontal_tabs);
m_horizontal_tabs = nullptr;
ASSERT_NOT_REACHED();
}
void VirtualConsole::clear()