diff options
| author | Thomas Bushnell <thomas@gnu.org> | 1999-07-11 05:27:55 +0000 |
|---|---|---|
| committer | Thomas Bushnell <thomas@gnu.org> | 1999-07-11 05:27:55 +0000 |
| commit | 8296fd7fe688a203d71c63bdd2fbc4cd098989c1 (patch) | |
| tree | 3d2c4db6217702a2fbc39e187aa79b41b74f066f | |
| parent | b84e750c4abc10e5e1fb066abf1757b1ea42315e (diff) | |
1999-07-09 Thomas Bushnell, BSG <tb@mit.edu>
* ccache.c (ccache_read): Use mmap instead of vm_allocate.
* netfs.c (get_dirents): Likewise.
| -rw-r--r-- | ftpfs/ChangeLog | 5 | ||||
| -rw-r--r-- | ftpfs/ccache.c | 14 | ||||
| -rw-r--r-- | ftpfs/netfs.c | 4 |
3 files changed, 18 insertions, 5 deletions
diff --git a/ftpfs/ChangeLog b/ftpfs/ChangeLog index 93c6db92..99527918 100644 --- a/ftpfs/ChangeLog +++ b/ftpfs/ChangeLog @@ -3,6 +3,11 @@ * netfs.c: Add #include <sys/mman.h> for munmap decl. * ccache.c: Likewise. +1999-07-09 Thomas Bushnell, BSG <tb@mit.edu> + + * ccache.c (ccache_read): Use mmap instead of vm_allocate. + * netfs.c (get_dirents): Likewise. + 1999-07-03 Thomas Bushnell, BSG <tb@mit.edu> * ccache.c (ccache_read): Use munmap instead of vm_deallocate. diff --git a/ftpfs/ccache.c b/ftpfs/ccache.c index c1e14a98..56f3bf1e 100644 --- a/ftpfs/ccache.c +++ b/ftpfs/ccache.c @@ -105,8 +105,10 @@ ccache_read (struct ccache *cc, off_t offs, size_t len, void *data) if (cc->alloced == 0) { vm_address_t addr = 0; - err = vm_allocate (mach_task_self (), - &addr, alloc_end, 1); + addr = (vm_address_t) mmap (0, alloc_end, + PROT_READ|PROT_WRITE, + MAP_ANON, 0, 0); + err = (addr == -1) ? errno : 0; if (! err) cc->image = (char *)addr; } @@ -114,6 +116,8 @@ ccache_read (struct ccache *cc, off_t offs, size_t len, void *data) { vm_address_t addr = (vm_address_t)cc->image + cc->alloced; + /* XXX. This can't be replaced with mmap until we + have MAP_EXCL. -tb */ err = vm_allocate (mach_task_self (), &addr, alloc_end - cc->alloced, 0); @@ -121,8 +125,10 @@ ccache_read (struct ccache *cc, off_t offs, size_t len, void *data) /* Gack. We've goota move the whole splooge. */ { addr = 0; - err = vm_allocate (mach_task_self (), - &addr, alloc_end, 1); + addr = (vm_address_t) mmap (0, alloc_end, + PROT_READ|PROT_WRITE, + MAP_ANON, 0, 0); + err = (addr == -1) ? errno : 0; if (! err) /* That worked; copy what's already-fetched. */ { diff --git a/ftpfs/netfs.c b/ftpfs/netfs.c index a7c8f7a0..ced7310a 100644 --- a/ftpfs/netfs.c +++ b/ftpfs/netfs.c @@ -180,7 +180,9 @@ get_dirents (struct ftpfs_dir *dir, ? 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 = ((void *) *data == (void *) -1) ? errno : 0; if (! err) { |