Sinipelto/banan-os
1
0
Fork 0
forked from Bananymous/banan-os
Code Pull Requests Activity

Kernel: Semaphores and Threads can now be blocked with timeout

Browse Source
This commit is contained in:
Bananymous
2024-02-09 15:18:34 +02:00
parent 534b3e6a9a
commit ed0b1a86aa
17 changed files with 86 additions and 78 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
kernel/kernel/FS/DevFS/FileSystem.cpp
View File

@@ -64,9 +64,8 @@ namespace Kernel
{
while (!s_instance->m_should_sync)
{
s_instance->m_device_lock.unlock();
s_instance->m_sync_semaphore.block();
s_instance->m_device_lock.lock();
LockFreeGuard _(s_instance->m_device_lock);
s_instance->m_sync_semaphore.block_indefinite();
}
for (auto& device : s_instance->m_devices)
@@ -105,7 +104,7 @@ namespace Kernel
m_sync_semaphore.unblock();
}
if (should_block)
m_sync_done.block();
m_sync_done.block_indefinite();
}
void DevFileSystem::add_device(BAN::RefPtr<Device> device)

6
kernel/kernel/FS/Pipe.cpp
View File

@@ -1,5 +1,6 @@
#include <kernel/FS/Pipe.h>
#include <kernel/LockGuard.h>
#include <kernel/Thread.h>
#include <kernel/Timer/Timer.h>
namespace Kernel
@@ -46,9 +47,8 @@ namespace Kernel
{
if (m_writing_count == 0)
return 0;
m_lock.unlock();
m_semaphore.block();
m_lock.lock();
LockFreeGuard lock_free(m_lock);
TRY(Thread::current().block_or_eintr_indefinite(m_semaphore));
}
size_t to_copy = BAN::Math::min<size_t>(buffer.size(), m_buffer.size());