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Implement /proc/PID/vm.

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Refactored SyntheticFileSystem to maintain an arbitrary directory structure.
ProcFileSystem creates a directory entry in /proc for each new process.
This commit is contained in:
Andreas Kling 2018-10-26 17:42:12 +02:00
parent 10347b9ae8
commit a32b3a3ddf
15 changed files with 217 additions and 39 deletions
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4
Kernel/Task.cpp
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@ -12,6 +12,7 @@
#include "errno.h"
#include "i8253.h"
#include "RTC.h"
#include "ProcFileSystem.h"
//#define DEBUG_IO
//#define TASK_DEBUG
@ -397,11 +398,14 @@ Task::Task(String&& name, uid_t uid, gid_t gid, pid_t parentPID, RingLevel ring)
// HACK: Ring2 SS in the TSS is the current PID.
m_tss.ss2 = m_pid;
m_farPtr.offset = 0x98765432;
ProcFileSystem::the().addProcess(*this);
}
Task::~Task()
{
InterruptDisabler disabler;
ProcFileSystem::the().removeProcess(*this);
system.nprocess--;
delete [] m_ldtEntries;
m_ldtEntries = nullptr;