diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2004-12-06 20:12:26 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2004-12-06 20:12:26 +0000 |
| commit | 120d8ac9c11b65f4f5ea455c3ece1377f7c9f5e9 (patch) | |
| tree | c6379e62ac806f3ca515fd801b4b656553be0348 /sys/arch/alpha | |
| parent | e8f58ee282d9d19ac7b1f6c8c781fd5af48073cc (diff) | |
Use uvm_grow() to account for stack growth, rather than home-grown code
or nothing.
Inspired by a similar recent change in NetBSD.
Diffstat (limited to 'sys/arch/alpha')
| -rw-r--r-- | sys/arch/alpha/alpha/trap.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/sys/arch/alpha/alpha/trap.c b/sys/arch/alpha/alpha/trap.c index 23e7aa56e74..a21d1de511c 100644 --- a/sys/arch/alpha/alpha/trap.c +++ b/sys/arch/alpha/alpha/trap.c @@ -1,4 +1,4 @@ -/* $OpenBSD: trap.c,v 1.43 2003/11/13 08:19:20 miod Exp $ */ +/* $OpenBSD: trap.c,v 1.44 2004/12/06 20:12:21 miod Exp $ */ /* $NetBSD: trap.c,v 1.52 2000/05/24 16:48:33 thorpej Exp $ */ /*- @@ -481,15 +481,10 @@ do_fault: * we need to reflect that as an access error. */ if (map != kernel_map && - (caddr_t)va >= vm->vm_maxsaddr && - va < USRSTACK) { + (caddr_t)va >= vm->vm_maxsaddr) { if (rv == 0) { - unsigned nss; - - nss = btoc(USRSTACK - - (unsigned long)va); - if (nss > vm->vm_ssize) - vm->vm_ssize = nss; + if (p != NULL) + uvm_grow(p, va); } else if (rv == EACCES) rv = EFAULT; } |