Changeset 30519 in vbox for trunk/src/VBox/Additions/solaris/SharedFolders/vboxfs_vfs.c

Timestamp:

Jun 30, 2010 8:04:26 AM (14 years ago)

Author:

vboxsync

Message:

Additions/Solaris/SharedFolders: stat caching to reduce number of host calls. introduced stat_ttl option during mount.

File:

• trunk/src/VBox/Additions/solaris/SharedFolders/vboxfs_vfs.c (modified) (6 diffs)

trunk/src/VBox/Additions/solaris/SharedFolders/vboxfs_vfs.c

@@ -36 +36 @@
 #include "vboxfs_vnode.h"
 #include "vboxfs_vfs.h"
+#include "vboxfs.h"
 
 #ifdef u
@@ -64 +65 @@
         /* Option       Cancels Opt     Arg     Flags           Data */
         {"uid",         NULL,           NULL,   MO_HASVALUE,    NULL},
-        {"gid",         NULL,           NULL,   MO_HASVALUE,    NULL}
+        {"gid",         NULL,           NULL,   MO_HASVALUE,    NULL},
+        {"stat_ttl",    NULL,           NULL,   MO_HASVALUE,    NULL}
 };
 
@@ -227 +229 @@
         uid_t uid = 0;
         gid_t gid = 0;
+        int stat_ttl = DEF_STAT_TTL_MS;
         char *optval;
         long val;
@@ -287 +290 @@
             (gid_t)val == val)
                 gid = val;
+
+        /*
+         * ttl to use for stat caches
+         */
+        if (vfs_optionisset(vfsp, "stat_ttl", &optval) &&
+            ddi_strtol(optval, NULL, 10, &val) == 0 &&
+            (int)val == val)
+                stat_ttl = val;
 
         /*
@@ -339 +350 @@
         sffs->sf_uid = uid;
         sffs->sf_gid = gid;
+        sffs->sf_stat_ttl = stat_ttl;
         sffs->sf_share_name = share_name;
         sffs->sf_mntpath = mount_point;
@@ -362 +374 @@
         strcpy(path, ".");
         mutex_enter(&sffs_lock);
-        sfnode = sfnode_make(sffs, path, VDIR, NULL, NULL);
+        sfnode = sfnode_make(sffs, path, VDIR, NULL, NULL, NULL, 0);
         sffs->sf_rootnode = sfnode_get_vnode(sfnode);
         sffs->sf_rootnode->v_flag |= VROOT;