serenity/Kernel/FileSystem/ProcFS/FileSystem.cpp
Andreas Kling 673592dea8 Kernel: Stop using *LockRefPtr for FileSystem pointers
There was only one permanent storage location for these: as a member
in the Mount class.

That member is never modified after Mount initialization, so we don't
need to worry about races there.
2023-04-04 10:33:42 +02:00

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/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Spencer Dixon <spencercdixon@gmail.com>
* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/FileSystem/ProcFS/FileSystem.h>
#include <Kernel/FileSystem/ProcFS/Inode.h>
namespace Kernel {
ErrorOr<NonnullRefPtr<FileSystem>> ProcFS::try_create()
{
return TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ProcFS));
}
ProcFS::ProcFS() = default;
ProcFS::~ProcFS() = default;
ErrorOr<NonnullRefPtr<Inode>> ProcFS::get_inode(InodeIdentifier inode_id) const
{
if (inode_id.index() == 1)
return *m_root_inode;
return TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ProcFSInode(const_cast<ProcFS&>(*this), inode_id.index())));
}
ErrorOr<void> ProcFS::initialize()
{
m_root_inode = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ProcFSInode(const_cast<ProcFS&>(*this), 1)));
return {};
}
Inode& ProcFS::root_inode()
{
return *m_root_inode;
}
}