diff options
Diffstat (limited to 'usr/src/uts/common/vm/hat.h')
-rw-r--r-- | usr/src/uts/common/vm/hat.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/usr/src/uts/common/vm/hat.h b/usr/src/uts/common/vm/hat.h index a2509e7bb6..3735139068 100644 --- a/usr/src/uts/common/vm/hat.h +++ b/usr/src/uts/common/vm/hat.h @@ -21,6 +21,7 @@ /* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. + * Copyright 2014 Joyent, Inc. All rights reserved. */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ @@ -269,7 +270,12 @@ void hat_kpm_walk(void (*)(void *, void *, size_t), void *); * call. * * int hat_pageunload(pp, forceflag) - * unload all translations attached to pp. + * Unload all translations attached to pp. On x86 the bulk of the work is + * done by hat_page_inval. + * + * void hat_page_inval(pp, pgsz, curhat) + * Unload translations attached to pp. If curhat is provided, only the + * translation for that process is unloaded, otherwise all are unloaded. * * uint_t hat_pagesync(pp, flags) * get hw stats from hardware into page struct and reset hw stats @@ -291,6 +297,7 @@ void hat_page_setattr(struct page *, uint_t); void hat_page_clrattr(struct page *, uint_t); uint_t hat_page_getattr(struct page *, uint_t); int hat_pageunload(struct page *, uint_t); +void hat_page_inval(struct page *, uint_t, struct hat *); uint_t hat_pagesync(struct page *, uint_t); ulong_t hat_page_getshare(struct page *); int hat_page_checkshare(struct page *, ulong_t); @@ -460,6 +467,7 @@ void hat_setstat(struct as *, caddr_t, size_t, uint_t); */ #define HAT_ADV_PGUNLOAD 0x00 #define HAT_FORCE_PGUNLOAD 0x01 +#define HAT_CURPROC_PGUNLOAD 0x02 /* * Attributes for hat_page_*attr, hat_setstats and |