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#include <futex.h>
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#include <futex.h>
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#include <libadt/list.h>
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#include <libadt/list.h>
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#include "vfs.h"
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#include "vfs.h"
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atomic_t rootfs_futex = FUTEX_INITIALIZER;
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atomic_t rootfs_futex = FUTEX_INITIALIZER;
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vfs_node_t rootfs = { 0 };
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vfs_triplet_t rootfs = {
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    .fs_handle = 0,
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    .dev_handle = 0,
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    .index = 0,
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};
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static int lookup_root(int fs_handle, int dev_handle, vfs_node_t *root)
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static int lookup_root(int fs_handle, int dev_handle, vfs_triplet_t *root)
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{
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{
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    vfs_node_t altroot = {
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    vfs_pair_t altroot = {
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        .fs_handle = fs_handle,
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        .fs_handle = fs_handle,
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        .dev_handle = dev_handle,
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        .dev_handle = dev_handle,
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        /*
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         * At this point, we don't know what is the index of the root
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         * node. Finally, that's what this function is about.
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         */
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    };
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    };
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    return vfs_lookup_internal("/", strlen("/"), root, &altroot);
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    return vfs_lookup_internal("/", strlen("/"), root, &altroot);
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}
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}
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    /*
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    /*
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     * Lookup the root node of the filesystem being mounted.
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     * Lookup the root node of the filesystem being mounted.
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     */
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     */
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    int rc;
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    int rc;
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    vfs_node_t mounted_root;
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    vfs_triplet_t mounted_root;
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    rc = lookup_root(fs_handle, dev_handle, &mounted_root);
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    rc = lookup_root(fs_handle, dev_handle, &mounted_root);
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    if (rc != EOK) {
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    if (rc != EOK) {
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        free(buf);
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        free(buf);
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        ipc_answer_fast(rid, rc, 0, 0);
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        ipc_answer_fast(rid, rc, 0, 0);
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        return;
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        return;
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    }
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    }
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    /*
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    /*
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     * Finally, we need to resolve the path to the mountpoint.
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     * Finally, we need to resolve the path to the mountpoint.
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     */
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     */
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    vfs_node_t mp;
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    vfs_triplet_t mp;
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    futex_down(&rootfs_futex);
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    futex_down(&rootfs_futex);
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    if (rootfs.fs_handle) {
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    if (rootfs.fs_handle) {
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        /*
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        /*
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         * We already have the root FS.
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         * We already have the root FS.
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         */
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         */