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[src/trunk]: src/external/cddl/osnet Unmap pages when zfs_rezget() re-establi...



details:   https://anonhg.NetBSD.org/src/rev/4fd04fa48f1e
branches:  trunk
changeset: 842107:4fd04fa48f1e
user:      hannken <hannken%NetBSD.org@localhost>
date:      Mon Jun 17 08:08:50 2019 +0000

description:
Unmap pages when zfs_rezget() re-establishes a znode with its dbufs.

diffstat:

 external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c |  6 +++++-
 external/cddl/osnet/sys/sys/zfs_context.h              |  3 +--
 2 files changed, 6 insertions(+), 3 deletions(-)

diffs (36 lines):

diff -r 5597a86fb815 -r 4fd04fa48f1e external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c    Mon Jun 17 08:08:21 2019 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c    Mon Jun 17 08:08:50 2019 +0000
@@ -1560,10 +1560,14 @@
 
        zp->z_unlinked = (zp->z_links == 0);
        zp->z_blksz = doi.doi_data_block_size;
+#ifdef __NetBSD__
+       mutex_enter(vp->v_interlock);
+       (void)VOP_PUTPAGES(vp, 0, 0, PGO_ALLPAGES|PGO_FREE|PGO_SYNCIO);
+#else
        vn_pages_remove(vp, 0, 0);
+#endif
        if (zp->z_size != size)
                vnode_pager_setsize(vp, zp->z_size);
-
        ZFS_OBJ_HOLD_EXIT(zfsvfs, obj_num);
 
        return (0);
diff -r 5597a86fb815 -r 4fd04fa48f1e external/cddl/osnet/sys/sys/zfs_context.h
--- a/external/cddl/osnet/sys/sys/zfs_context.h Mon Jun 17 08:08:21 2019 +0000
+++ b/external/cddl/osnet/sys/sys/zfs_context.h Mon Jun 17 08:08:50 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: zfs_context.h,v 1.21 2019/05/07 08:49:59 hannken Exp $ */
+/*     $NetBSD: zfs_context.h,v 1.22 2019/06/17 08:08:51 hannken Exp $ */
 
 /*
  * CDDL HEADER START
@@ -777,7 +777,6 @@
 
 void zfs_netbsd_setsize(vnode_t *, off_t);
 #define vnode_pager_setsize(vp, size) zfs_netbsd_setsize(vp, size)
-#define vn_pages_remove(a, b, c)
 
 #define getf           fd_getfile
 #define releasef       fd_putfile



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