Changeset 10e4cd7 in mainline for uspace/srv/vfs/vfs_ops.c

Timestamp:

2011-11-03T21:45:35Z (13 years ago)

Author:

Maurizio Lombardi <m.lombardi85@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

76a67ce

Parents:

3ce78580

Message:

Initial implementation of vfs mtab_read support

File:

• uspace/srv/vfs/vfs_ops.c (modified) (2 diffs)

uspace/srv/vfs/vfs_ops.c

@@ -52 +52 @@
 #include <assert.h>
 #include <vfs/canonify.h>
+#include <vfs/vfs_mtab.h>
+
+FIBRIL_MUTEX_INITIALIZE(mtab_list_lock);
+LIST_INITIALIZE(mtab_list);
+static size_t mtab_size = 0;
 
 /* Forward declarations of static functions. */
@@ -353 +358 @@
         fibril_mutex_unlock(&fs_list_lock);
         
+        /* Do the mount */
+        vfs_mount_internal(rid, service_id, fs_handle, mp, opts);
+
+        /* Add the filesystem info to the list of mounted filesystems */
+        mtab_list_ent_t *mtab_list_ent = malloc(sizeof(mtab_list_ent_t));
+        if (!mtab_list_ent) {
+                async_answer_0(callid, ENOMEM);
+                async_answer_0(rid, ENOMEM);
+                free(mp);
+                free(fs_name);
+                free(opts);
+                return;
+        }
+
+        mtab_ent_t *mtab_ent = &mtab_list_ent->mtab_ent;
+
+        mtab_ent->fs_handle = fs_handle;
+        str_cpy(mtab_ent->mp, MAX_PATH_LEN, mp);
+        str_cpy(mtab_ent->fs_name, FS_NAME_MAXLEN, fs_name);
+        str_cpy(mtab_ent->opts, MAX_MNTOPTS_LEN, opts);
+        mtab_ent->flags = flags;
+        mtab_ent->instance = instance;
+
+        link_initialize(&mtab_list_ent->link);
+
+        fibril_mutex_lock(&mtab_list_lock);
+        list_append(&mtab_list_ent->link, &mtab_list);
+        mtab_size++;
+        fibril_mutex_unlock(&mtab_list_lock);
+
+        free(mp);
+
         /* Acknowledge that we know fs_name. */
         async_answer_0(callid, EOK);
-        
-        /* Do the mount */
-        vfs_mount_internal(rid, service_id, fs_handle, mp, opts);
-        free(mp);
-        free(fs_name);
-        free(opts);
 }