diff options
| -rw-r--r-- | sys/kern/sys_pipe.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/sys/kern/sys_pipe.c b/sys/kern/sys_pipe.c index 3182384..9aae3ef 100644 --- a/sys/kern/sys_pipe.c +++ b/sys/kern/sys_pipe.c @@ -311,9 +311,8 @@ pipespace(cpipe, size) struct pipe *cpipe; int size; { - struct vm_object *object; caddr_t buffer; - int npages, error; + int error; static int curfail = 0; static struct timeval lastfail; @@ -321,26 +320,19 @@ pipespace(cpipe, size) ("pipespace: pipe mutex locked")); size = round_page(size); - npages = size / PAGE_SIZE; /* - * Create an object, I don't like the idea of paging to/from - * kernel_object. * XXX -- minor change needed here for NetBSD/OpenBSD VM systems. */ - object = vm_object_allocate(OBJT_DEFAULT, npages); buffer = (caddr_t) vm_map_min(pipe_map); /* - * Insert the object into the kernel map, and allocate kva for it. * The map entry is, by default, pageable. * XXX -- minor change needed here for NetBSD/OpenBSD VM systems. */ - error = vm_map_find(pipe_map, object, 0, + error = vm_map_find(pipe_map, NULL, 0, (vm_offset_t *) &buffer, size, 1, VM_PROT_ALL, VM_PROT_ALL, 0); - if (error != KERN_SUCCESS) { - vm_object_deallocate(object); if (ppsratecheck(&lastfail, &curfail, 1)) printf("kern.maxpipekva exceeded, please see tuning(7).\n"); return (ENOMEM); |
