apio
d7c563aebd
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This will make sure we cannot unmount a file system while there is another one mounted inside it.
27 lines
605 B
C++
27 lines
605 B
C++
#include "fs/Mount.h"
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LinkedList<MountInode> g_mounts;
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Result<SharedPtr<VFS::Inode>> MountInode::create(SharedPtr<VFS::Inode> source, SharedPtr<VFS::FileSystem> fs)
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{
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auto inode = TRY(adopt_shared_if_nonnull(new (std::nothrow) MountInode()));
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inode->m_source = source;
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inode->m_mountee = fs;
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inode->m_mount_root_inode = fs->root_inode();
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auto parent = TRY(source->find(".."));
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TRY(fs->set_mount_dir(parent));
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source->add_handle();
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g_mounts.append(inode.ptr());
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return (SharedPtr<VFS::Inode>)inode;
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}
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MountInode::~MountInode()
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{
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m_source->remove_handle();
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}
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