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More work on CoreInode.

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This commit is contained in:
Andreas Kling 2018-11-13 23:44:54 +01:00
parent 26852a8363
commit c735c56e4c
13 changed files with 342 additions and 172 deletions
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44
Kernel/ProcFileSystem.cpp
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@ -134,15 +134,17 @@ ByteBuffer procfs$pid_regs(Process& process)
ByteBuffer procfs$pid_exe(Process& process)
{
ProcessInspectionHandle handle(process);
auto inode = process.executableInode();
return VirtualFileSystem::the().absolutePath(inode).toByteBuffer();
auto inode = process.executable_inode();
ASSERT(inode);
return VirtualFileSystem::the().absolute_path(*inode).toByteBuffer();
}
ByteBuffer procfs$pid_cwd(Process& process)
{
ProcessInspectionHandle handle(process);
auto inode = process.cwdInode();
return VirtualFileSystem::the().absolutePath(inode).toByteBuffer();
auto inode = process.cwd_inode();
ASSERT(inode);
return VirtualFileSystem::the().absolute_path(*inode).toByteBuffer();
}
void ProcFileSystem::addProcess(Process& process)
@ -150,15 +152,15 @@ void ProcFileSystem::addProcess(Process& process)
InterruptDisabler disabler;
char buf[16];
ksprintf(buf, "%d", process.pid());
auto dir = addFile(createDirectory(buf));
auto dir = addFile(create_directory(buf));
m_pid2inode.set(process.pid(), dir.index());
addFile(createGeneratedFile("vm", [&process] { return procfs$pid_vm(process); }), dir.index());
addFile(createGeneratedFile("stack", [&process] { return procfs$pid_stack(process); }), dir.index());
addFile(createGeneratedFile("regs", [&process] { return procfs$pid_regs(process); }), dir.index());
addFile(createGeneratedFile("fds", [&process] { return procfs$pid_fds(process); }), dir.index());
if (process.executableInode().isValid())
addFile(createGeneratedFile("exe", [&process] { return procfs$pid_exe(process); }, 00120777), dir.index());
addFile(createGeneratedFile("cwd", [&process] { return procfs$pid_cwd(process); }, 00120777), dir.index());
addFile(create_generated_file("vm", [&process] { return procfs$pid_vm(process); }), dir.index());
addFile(create_generated_file("stack", [&process] { return procfs$pid_stack(process); }), dir.index());
addFile(create_generated_file("regs", [&process] { return procfs$pid_regs(process); }), dir.index());
addFile(create_generated_file("fds", [&process] { return procfs$pid_fds(process); }), dir.index());
if (process.executable_inode())
addFile(create_generated_file("exe", [&process] { return procfs$pid_exe(process); }, 00120777), dir.index());
addFile(create_generated_file("cwd", [&process] { return procfs$pid_cwd(process); }, 00120777), dir.index());
}
void ProcFileSystem::removeProcess(Process& process)
@ -336,7 +338,9 @@ ByteBuffer procfs$vnodes()
// FIXME: Retain the vnode while inspecting it.
if (!vnode.inUse())
continue;
auto path = vfs.absolutePath(vnode.inode);
String path;
if (vnode.core_inode())
path = vfs.absolute_path(*vnode.core_inode());
if (path.isEmpty()) {
if (auto* dev = vnode.characterDevice()) {
if (dev->isTTY())
@ -353,13 +357,13 @@ ByteBuffer procfs$vnodes()
bool ProcFileSystem::initialize()
{
SyntheticFileSystem::initialize();
addFile(createGeneratedFile("mm", procfs$mm));
addFile(createGeneratedFile("regions", procfs$regions));
addFile(createGeneratedFile("mounts", procfs$mounts));
addFile(createGeneratedFile("kmalloc", procfs$kmalloc));
addFile(createGeneratedFile("summary", procfs$summary));
addFile(createGeneratedFile("cpuinfo", procfs$cpuinfo));
addFile(createGeneratedFile("vnodes", procfs$vnodes));
addFile(create_generated_file("mm", procfs$mm));
addFile(create_generated_file("regions", procfs$regions));
addFile(create_generated_file("mounts", procfs$mounts));
addFile(create_generated_file("kmalloc", procfs$kmalloc));
addFile(create_generated_file("summary", procfs$summary));
addFile(create_generated_file("cpuinfo", procfs$cpuinfo));
addFile(create_generated_file("vnodes", procfs$vnodes));
return true;
}