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Kernel/DevFS: Remove redundant DevFS& member from DevFSInode

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All Inode subclasses can get to their FileSystem via Inode::fs().
This commit is contained in:
Andreas Kling 2021-07-18 02:21:34 +02:00
parent bd37840cf5
commit d3cf4cd8f0
2 changed files with 13 additions and 11 deletions
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20
Kernel/FileSystem/DevFS.cpp
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@ -218,12 +218,12 @@ RefPtr<Inode> DevFSDirectoryInode::lookup(StringView)
DevFSRootDirectoryInode::DevFSRootDirectoryInode(DevFS& fs)
: DevFSDirectoryInode(fs)
, m_parent_fs(fs)
{
}
KResult DevFSRootDirectoryInode::traverse_as_directory(Function<bool(FileSystem::DirectoryEntryView const&)> callback) const
{
MutexLocker locker(m_parent_fs.m_lock);
MutexLocker locker(fs().m_lock);
callback({ ".", identifier(), 0 });
callback({ "..", identifier(), 0 });
@ -244,7 +244,7 @@ KResult DevFSRootDirectoryInode::traverse_as_directory(Function<bool(FileSystem:
}
RefPtr<Inode> DevFSRootDirectoryInode::lookup(StringView name)
{
MutexLocker locker(m_parent_fs.m_lock);
MutexLocker locker(fs().m_lock);
for (auto& subdirectory : m_subdirectories) {
if (subdirectory.name() == name)
return subdirectory;
@ -263,7 +263,7 @@ RefPtr<Inode> DevFSRootDirectoryInode::lookup(StringView name)
}
KResultOr<NonnullRefPtr<Inode>> DevFSRootDirectoryInode::create_child(StringView name, mode_t mode, dev_t, uid_t, gid_t)
{
MutexLocker locker(m_parent_fs.m_lock);
MutexLocker locker(fs().m_lock);
InodeMetadata metadata;
metadata.mode = mode;
@ -274,15 +274,15 @@ KResultOr<NonnullRefPtr<Inode>> DevFSRootDirectoryInode::create_child(StringView
}
if (name != "pts")
return EROFS;
auto new_directory_inode = adopt_ref_if_nonnull(new (nothrow) DevFSPtsDirectoryInode(m_parent_fs));
auto new_directory_inode = adopt_ref_if_nonnull(new (nothrow) DevFSPtsDirectoryInode(fs()));
if (!new_directory_inode)
return ENOMEM;
if (!m_subdirectories.try_ensure_capacity(m_subdirectories.size() + 1))
return ENOMEM;
if (!m_parent_fs.m_nodes.try_ensure_capacity(m_parent_fs.m_nodes.size() + 1))
if (!fs().m_nodes.try_ensure_capacity(fs().m_nodes.size() + 1))
return ENOMEM;
m_subdirectories.append(*new_directory_inode);
m_parent_fs.m_nodes.append(*new_directory_inode);
fs().m_nodes.append(*new_directory_inode);
return KResult(KSuccess);
}
if (metadata.is_symlink()) {
@ -293,15 +293,15 @@ KResultOr<NonnullRefPtr<Inode>> DevFSRootDirectoryInode::create_child(StringView
auto name_kstring = KString::try_create(name);
if (!name_kstring)
return ENOMEM;
auto new_link_inode = adopt_ref_if_nonnull(new (nothrow) DevFSLinkInode(m_parent_fs, name_kstring.release_nonnull()));
auto new_link_inode = adopt_ref_if_nonnull(new (nothrow) DevFSLinkInode(fs(), name_kstring.release_nonnull()));
if (!new_link_inode)
return ENOMEM;
if (!m_links.try_ensure_capacity(m_links.size() + 1))
return ENOMEM;
if (!m_parent_fs.m_nodes.try_ensure_capacity(m_parent_fs.m_nodes.size() + 1))
if (!fs().m_nodes.try_ensure_capacity(fs().m_nodes.size() + 1))
return ENOMEM;
m_links.append(*new_link_inode);
m_parent_fs.m_nodes.append(*new_link_inode);
fs().m_nodes.append(*new_link_inode);
return new_link_inode.release_nonnull();
}
return EROFS;