diff options
Diffstat (limited to 'sys/uvm/uvm_unix.c')
| -rw-r--r-- | sys/uvm/uvm_unix.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/sys/uvm/uvm_unix.c b/sys/uvm/uvm_unix.c index e53a882b597..21ef2c69449 100644 --- a/sys/uvm/uvm_unix.c +++ b/sys/uvm/uvm_unix.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_unix.c,v 1.26 2003/03/04 18:24:05 mickey Exp $ */ +/* $OpenBSD: uvm_unix.c,v 1.27 2005/07/26 07:11:55 art Exp $ */ /* $NetBSD: uvm_unix.c,v 1.18 2000/09/13 15:00:25 thorpej Exp $ */ /* @@ -206,6 +206,13 @@ uvm_coredump(p, vp, cred, chdr) if (!(entry->protection & VM_PROT_WRITE)) continue; + /* + * Don't dump mmaped devices. + */ + if (entry->object.uvm_obj != NULL && + UVM_OBJ_IS_DEVICE(entry->object.uvm_obj)) + continue; + start = entry->start; end = entry->end; @@ -243,7 +250,11 @@ uvm_coredump(p, vp, cred, chdr) (caddr_t)&cseg, chdr->c_seghdrsize, offset, UIO_SYSSPACE, IO_NODELOCKED|IO_UNIT, cred, NULL, p); - if (error) + /* + * We might get an EFAULT on objects mapped beyond + * EOF. Ignore the error. + */ + if (error && error != EFAULT) break; offset += chdr->c_seghdrsize; |