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https://github.com/RGBCube/serenity
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Kernel: Put a bunch of debug spam behind #ifdefs.
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parent
56f7b392c1
commit
44e1e7423f
5 changed files with 22 additions and 2 deletions
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@ -6,6 +6,8 @@
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#include <LibC/signal_numbers.h>
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#include <LibC/sys/ioctl_numbers.h>
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//#define MASTERPTY_DEBUG
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MasterPTY::MasterPTY(unsigned index)
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: CharacterDevice(10, index)
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, m_slave(adopt(*new SlavePTY(*this, index)))
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@ -17,7 +19,9 @@ MasterPTY::MasterPTY(unsigned index)
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MasterPTY::~MasterPTY()
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{
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#ifdef MASTERPTY_DEBUG
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dbgprintf("~MasterPTY(%u)\n", m_index);
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#endif
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PTYMultiplexer::the().notify_master_destroyed(Badge<MasterPTY>(), m_index);
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}
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@ -55,7 +59,9 @@ bool MasterPTY::can_write(Process&) const
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void MasterPTY::notify_slave_closed(Badge<SlavePTY>)
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{
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#ifdef MASTERPTY_DEBUG
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dbgprintf("MasterPTY(%u): slave closed, my retains: %u, slave retains: %u\n", m_index, retain_count(), m_slave->retain_count());
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#endif
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// +1 retain for my MasterPTY::m_slave
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// +1 retain for FileDescriptor::m_device
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if (m_slave->retain_count() == 2)
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@ -630,20 +630,24 @@ Retained<Region> Region::clone()
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{
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ASSERT(current);
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if (m_shared || (m_readable && !m_writable)) {
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#ifdef MM_DEBUG
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dbgprintf("%s<%u> Region::clone(): sharing %s (L%x)\n",
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current->process().name().characters(),
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current->pid(),
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m_name.characters(),
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laddr().get());
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#endif
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// Create a new region backed by the same VMObject.
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return adopt(*new Region(laddr(), size(), m_vmo.copy_ref(), m_offset_in_vmo, String(m_name), m_readable, m_writable));
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}
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#ifdef MM_DEBUG
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dbgprintf("%s<%u> Region::clone(): cowing %s (L%x)\n",
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current->process().name().characters(),
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current->pid(),
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m_name.characters(),
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laddr().get());
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#endif
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// Set up a COW region. The parent (this) region becomes COW as well!
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for (size_t i = 0; i < page_count(); ++i)
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m_cow_map.set(i, true);
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@ -3,6 +3,8 @@
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#include <Kernel/Process.h>
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#include <LibC/errno_numbers.h>
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//#define PTMX_DEBUG
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static const unsigned s_max_pty_pairs = 8;
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static PTYMultiplexer* s_the;
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@ -33,7 +35,9 @@ KResultOr<Retained<FileDescriptor>> PTYMultiplexer::open(int options)
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return KResult(-EBUSY);
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auto master_index = m_freelist.take_last();
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auto master = adopt(*new MasterPTY(master_index));
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#ifdef PTMX_DEBUG
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dbgprintf("PTYMultiplexer::open: Vending master %u\n", master->index());
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#endif
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return VFS::the().open(move(master), options);
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}
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@ -41,5 +45,7 @@ void PTYMultiplexer::notify_master_destroyed(Badge<MasterPTY>, unsigned index)
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{
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LOCKER(m_lock);
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m_freelist.append(index);
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#ifdef PTMX_DEBUG
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dbgprintf("PTYMultiplexer: %u added to freelist\n", index);
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#endif
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}
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@ -27,8 +27,8 @@
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#include <Kernel/ARP.h>
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//#define DEBUG_IO
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#define TASK_DEBUG
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#define FORK_DEBUG
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//#define TASK_DEBUG
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//#define FORK_DEBUG
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#define SIGNAL_DEBUG
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#define MAX_PROCESS_GIDS 32
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//#define SHARED_BUFFER_DEBUG
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@ -3,6 +3,8 @@
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#include "DevPtsFS.h"
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#include <Kernel/Process.h>
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//#define SLAVEPTY_DEBUG
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SlavePTY::SlavePTY(MasterPTY& master, unsigned index)
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: TTY(11, index)
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, m_master(master)
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@ -16,7 +18,9 @@ SlavePTY::SlavePTY(MasterPTY& master, unsigned index)
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SlavePTY::~SlavePTY()
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{
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#ifdef SLAVEPTY_DEBUG
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dbgprintf("~SlavePTY(%u)\n", m_index);
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#endif
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DevPtsFS::the().unregister_slave_pty(*this);
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}
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