diff options
Diffstat (limited to 'usr/src/uts/common/vm/seg_vn.c')
| -rw-r--r-- | usr/src/uts/common/vm/seg_vn.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/usr/src/uts/common/vm/seg_vn.c b/usr/src/uts/common/vm/seg_vn.c index 31c293d416..5f106f6c06 100644 --- a/usr/src/uts/common/vm/seg_vn.c +++ b/usr/src/uts/common/vm/seg_vn.c @@ -20,6 +20,7 @@ */ /* * Copyright (c) 1986, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright 2012, Joyent, Inc. All rights reserved. */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ @@ -7254,7 +7255,8 @@ segvn_sync(struct seg *seg, caddr_t addr, size_t len, int attr, uint_t flags) vpp = svd->vpage; offset = svd->offset + (uintptr_t)(addr - seg->s_base); bflags = ((flags & MS_ASYNC) ? B_ASYNC : 0) | - ((flags & MS_INVALIDATE) ? B_INVAL : 0); + ((flags & MS_INVALIDATE) ? B_INVAL : 0) | + ((flags & MS_INVALCURPROC) ? (B_INVALCURONLY | B_INVAL) : 0); if (attr) { pageprot = attr & ~(SHARED|PRIVATE); @@ -7279,11 +7281,11 @@ segvn_sync(struct seg *seg, caddr_t addr, size_t len, int attr, uint_t flags) vpp = &svd->vpage[seg_page(seg, addr)]; } else if (svd->vp && svd->amp == NULL && - (flags & MS_INVALIDATE) == 0) { + (flags & (MS_INVALIDATE | MS_INVALCURPROC)) == 0) { /* - * No attributes, no anonymous pages and MS_INVALIDATE flag - * is not on, just use one big request. + * No attributes, no anonymous pages and MS_INVAL* flags + * are not on, just use one big request. */ err = VOP_PUTPAGE(svd->vp, (offset_t)offset, len, bflags, svd->cred, NULL); @@ -7335,7 +7337,7 @@ segvn_sync(struct seg *seg, caddr_t addr, size_t len, int attr, uint_t flags) * might race in and lock the page after we unlock and before * we do the PUTPAGE, then PUTPAGE simply does nothing. */ - if (flags & MS_INVALIDATE) { + if (flags & (MS_INVALIDATE | MS_INVALCURPROC)) { if ((pp = page_lookup(vp, off, SE_SHARED)) != NULL) { if (pp->p_lckcnt != 0 || pp->p_cowcnt != 0) { page_unlock(pp); |