diff options
| -rw-r--r-- | usermux/ChangeLog | 5 | ||||
| -rw-r--r-- | usermux/mux.c | 6 |
2 files changed, 9 insertions, 2 deletions
diff --git a/usermux/ChangeLog b/usermux/ChangeLog index 60b59995..1ec5dacb 100644 --- a/usermux/ChangeLog +++ b/usermux/ChangeLog @@ -2,6 +2,11 @@ * mux.c: Add #include <sys/mman.h> for munmap decl. +1999-07-09 Thomas Bushnell, BSG <tb@mit.edu> + + * mux.c (get_dirents): Use mmap instead of vm_allocate. + (netfs_get_dirents): Likewise. + 1999-07-03 Thomas Bushnell, BSG <tb@mit.edu> * mux.c (get_dirents): Use munmap instead of vm_deallocate. diff --git a/usermux/mux.c b/usermux/mux.c index 9c75eac5..92fd6292 100644 --- a/usermux/mux.c +++ b/usermux/mux.c @@ -101,7 +101,8 @@ get_dirents (struct node *dir, { size_t size = (max_data_len == 0 ? DIRENTS_CHUNK_SIZE : max_data_len); - err = vm_allocate (mach_task_self (), (vm_address_t *) data, size, 1); + *data = mmap (0, size, PROT_READ|PROT_WRITE, MAP_ANON, 0, 0); + err = (data != (void *) -1) ? errno : 0; if (! err) { @@ -257,7 +258,8 @@ netfs_get_dirents (struct iouser *cred, struct node *dir, *data_len = bytes_left; *data_entries = entries_left; - err = vm_allocate (mach_task_self (), (vm_address_t *)data, bytes_left, 1); + *data = mmap (0, bytes_left, PROT_READ|PROT_WRITE, MAP_ANON, 0, 0); + err = (*data == (void *) -1) ? errno : 0; if (! err) bcopy (cached_data, *data, bytes_left); |