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[src/trunk]: src/external/cddl/osnet/dist/uts/common/fs/zfs Drop v_interlock ...
details: https://anonhg.NetBSD.org/src/rev/0a34becef212
branches: trunk
changeset: 446654:0a34becef212
user: hannken <hannken%NetBSD.org@localhost>
date: Thu Dec 13 10:20:51 2018 +0000
description:
Drop v_interlock for zfs_range_lock(), another thread might hold part
of this range and wait for v_interlock.
diffstat:
external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diffs (13 lines):
diff -r a4e7b4d81e7c -r 0a34becef212 external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c Thu Dec 13 10:20:20 2018 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c Thu Dec 13 10:20:51 2018 +0000
@@ -5985,7 +5985,9 @@
len = UINT64_MAX;
else
len = offhi - offlo;
+ mutex_exit(vp->v_interlock);
rl = zfs_range_lock(zp, offlo, len, RL_WRITER);
+ mutex_enter(vp->v_interlock);
tsd_set(zfs_putpage_key, &cleaned);
}
error = genfs_putpages(v);
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