diff options
Diffstat (limited to 'usr/src/uts/common/vm/seg.h')
| -rw-r--r-- | usr/src/uts/common/vm/seg.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/usr/src/uts/common/vm/seg.h b/usr/src/uts/common/vm/seg.h index 2e1e6a77de..343e308a82 100644 --- a/usr/src/uts/common/vm/seg.h +++ b/usr/src/uts/common/vm/seg.h @@ -21,6 +21,7 @@ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. + * Copyright (c) 2015, Joyent, Inc. */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ @@ -39,8 +40,6 @@ #ifndef _VM_SEG_H #define _VM_SEG_H -#pragma ident "%Z%%M% %I% %E% SMI" - #include <sys/vnode.h> #include <sys/avl.h> #include <vm/seg_enum.h> @@ -142,6 +141,7 @@ struct seg_ops { int (*getmemid)(struct seg *, caddr_t, memid_t *); struct lgrp_mem_policy_info *(*getpolicy)(struct seg *, caddr_t); int (*capable)(struct seg *, segcapability_t); + int (*inherit)(struct seg *, caddr_t, size_t, uint_t); }; #ifdef _KERNEL @@ -238,6 +238,7 @@ extern segadvstat_t segadvstat; #define SEGOP_GETMEMID(s, a, mp) (*(s)->s_ops->getmemid)((s), (a), (mp)) #define SEGOP_GETPOLICY(s, a) (*(s)->s_ops->getpolicy)((s), (a)) #define SEGOP_CAPABLE(s, c) (*(s)->s_ops->capable)((s), (c)) +#define SEGOP_INHERIT(s, a, l, b) (*(s)->s_ops->inherit)((s), (a), (l), (b)) #define seg_page(seg, addr) \ (((uintptr_t)((addr) - (seg)->s_base)) >> PAGESHIFT) @@ -249,6 +250,11 @@ extern segadvstat_t segadvstat; #define IE_RETRY -2 /* internal to seg layer */ #define IE_REATTACH -3 /* internal to seg layer */ +/* Values for SEGOP_INHERIT */ +#define SEGP_INH_ZERO 0x01 + +int seg_inherit_notsup(struct seg *, caddr_t, size_t, uint_t); + /* Delay/retry factors for seg_p_mem_config_pre_del */ #define SEGP_PREDEL_DELAY_FACTOR 4 /* |