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Remove long dead code, specifically, code related to munmapfd().

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(See also vm/vm_mmap.c revision 1.173.)
This commit is contained in:
alc 2004-01-11 06:59:21 +00:00
parent bf3ace5aca
commit 5752042760
3 changed files with 0 additions and 28 deletions
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24
sys/kern/kern_descrip.c
View File

@ -535,10 +535,6 @@ do_dup(td, type, old, new, retval)
holdleaders = 0;
KASSERT(delfp == NULL || type == DUP_FIXED,
("dup() picked an open file"));
#if 0
if (delfp && (fdp->fd_ofileflags[new] & UF_MAPPED))
(void) munmapfd(td, new);
#endif
/*
* Duplicate the source descriptor, update lastfile
@ -830,10 +826,6 @@ close(td, uap)
error = EBADF;
goto done2;
}
#if 0
if (fdp->fd_ofileflags[fd] & UF_MAPPED)
(void) munmapfd(td, fd);
#endif
fdp->fd_ofiles[fd] = NULL;
fdp->fd_ofileflags[fd] = 0;
if (td->td_proc->p_fdtol != NULL) {
@ -1587,10 +1579,6 @@ setugidsafety(td)
if (fdp->fd_ofiles[i] && is_unsafe(fdp->fd_ofiles[i])) {
struct file *fp;
#if 0
if ((fdp->fd_ofileflags[i] & UF_MAPPED) != 0)
(void) munmapfd(td, i);
#endif
if (i < fdp->fd_knlistsize) {
FILEDESC_UNLOCK(fdp);
knote_fdclose(td, i);
@ -1641,10 +1629,6 @@ fdcloseexec(td)
(fdp->fd_ofileflags[i] & UF_EXCLOSE)) {
struct file *fp;
#if 0
if (fdp->fd_ofileflags[i] & UF_MAPPED)
(void) munmapfd(td, i);
#endif
if (i < fdp->fd_knlistsize) {
FILEDESC_UNLOCK(fdp);
knote_fdclose(td, i);
@ -2177,10 +2161,6 @@ dupfdopen(td, fdp, indx, dfd, mode, error)
return (EACCES);
}
fp = fdp->fd_ofiles[indx];
#if 0
if (fp && fdp->fd_ofileflags[indx] & UF_MAPPED)
(void) munmapfd(td, indx);
#endif
fdp->fd_ofiles[indx] = wfp;
fdp->fd_ofileflags[indx] = fdp->fd_ofileflags[dfd];
fhold_locked(wfp);
@ -2203,10 +2183,6 @@ dupfdopen(td, fdp, indx, dfd, mode, error)
* Steal away the file pointer from dfd and stuff it into indx.
*/
fp = fdp->fd_ofiles[indx];
#if 0
if (fp && fdp->fd_ofileflags[indx] & UF_MAPPED)
(void) munmapfd(td, indx);
#endif
fdp->fd_ofiles[indx] = fdp->fd_ofiles[dfd];
fdp->fd_ofiles[dfd] = NULL;
fdp->fd_ofileflags[indx] = fdp->fd_ofileflags[dfd];

3
sys/sys/filedesc.h
View File

@ -118,9 +118,6 @@ struct filedesc_to_leader {
* Per-process open flags.
*/
#define UF_EXCLOSE 0x01 /* auto-close on exec */
#if 0
#define UF_MAPPED 0x02 /* mapped from device */
#endif
/*
* Storage required per open file descriptor.

1
sys/vm/vm_extern.h
View File

@ -69,7 +69,6 @@ void kmem_free_wakeup(vm_map_t, vm_offset_t, vm_size_t);
void kmem_init(vm_offset_t, vm_offset_t);
vm_offset_t kmem_malloc(vm_map_t, vm_size_t, boolean_t);
vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t);
void munmapfd(struct thread *, int);
void swapout_procs(int);
int useracc(void *, int, int);
int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int);