svn commit: r201783 -
stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs
Alexander Leidinger
netchild at FreeBSD.org
Fri Jan 8 11:06:14 UTC 2010
Author: netchild
Date: Fri Jan 8 11:06:13 2010
New Revision: 201783
URL: http://svn.freebsd.org/changeset/base/201783
Log:
MFC
r197514:
---snip---
On lookup error VFS expects *vpp to be set to NULL, be sure to do that.
---snip---
r197816:
---snip---
Prevent paging pressure from draining arc too much
- always drain arc if above arc_c_max - never drain arc if arc is below
arc_c_max
---snip---
Modified:
stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c
Directory Properties:
stable/7/sys/ (props changed)
stable/7/sys/cddl/contrib/opensolaris/ (props changed)
stable/7/sys/contrib/dev/acpica/ (props changed)
stable/7/sys/contrib/pf/ (props changed)
Modified: stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
==============================================================================
--- stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Fri Jan 8 10:54:15 2010 (r201782)
+++ stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Fri Jan 8 11:06:13 2010 (r201783)
@@ -1820,6 +1820,12 @@ arc_reclaim_needed(void)
#endif
#ifdef _KERNEL
+ if (needfree)
+ return (1);
+ if (arc_size > arc_c_max)
+ return (1);
+ if (arc_size <= arc_c_min)
+ return (0);
/*
* If pages are needed or we're within 2048 pages
@@ -1828,9 +1834,6 @@ arc_reclaim_needed(void)
if (vm_pages_needed || (vm_paging_target() > -2048))
return (1);
- if (needfree)
- return (1);
-
#if 0
/*
* take 'desfree' extra pages, so we reclaim sooner, rather than later
Modified: stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c
==============================================================================
--- stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c Fri Jan 8 10:54:15 2010 (r201782)
+++ stable/7/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c Fri Jan 8 11:06:13 2010 (r201783)
@@ -897,6 +897,8 @@ domount:
}
mutex_exit(&sdp->sd_lock);
ZFS_EXIT(zfsvfs);
+ if (err != 0)
+ *vpp = NULL;
return (err);
}
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