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From: Dave Chinner <david@fromorbit.com>
To: xfs@oss.sgi.com
Subject: [PATCH 06/16] patch xfs-inode-hash-fake
Date: Mon,  8 Nov 2010 19:55:09 +1100	[thread overview]
Message-ID: <1289206519-18377-7-git-send-email-david@fromorbit.com> (raw)
In-Reply-To: <1289206519-18377-1-git-send-email-david@fromorbit.com>

---
 fs/xfs/linux-2.6/xfs_iops.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 496455a..8b46867 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -753,6 +753,10 @@ xfs_diflags_to_iflags(
  * We are always called with an uninitialised linux inode here.
  * We need to initialise the necessary fields and take a reference
  * on it.
+ *
+ * We don't use the VFS inode hash for lookups anymore, so make the inode look
+ * hashed to the VFS by faking it. This avoids needing to touch inode hash
+ * locks in this path, but makes the VFS believe the inode is validly hashed.
  */
 void
 xfs_setup_inode(
@@ -764,7 +768,7 @@ xfs_setup_inode(
 	inode->i_state = I_NEW;
 
 	inode_sb_list_add(inode);
-	insert_inode_hash(inode);
+	hlist_nulls_add_fake(&inode->i_hash);
 
 	inode->i_mode	= ip->i_d.di_mode;
 	inode->i_nlink	= ip->i_d.di_nlink;
-- 
1.7.2.3

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  parent reply	other threads:[~2010-11-08  8:55 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-08  8:55 [PATCH 00/16] xfs: current patch stack for 2.6.38 window Dave Chinner
2010-11-08  8:55 ` [PATCH 01/16] xfs: fix per-ag reference counting in inode reclaim tree walking Dave Chinner
2010-11-08  9:23   ` Christoph Hellwig
2010-11-08  8:55 ` [PATCH 02/16] xfs: move delayed write buffer trace Dave Chinner
2010-11-08  9:24   ` Christoph Hellwig
2010-11-08  8:55 ` [PATCH 03/16] [RFC] xfs: use generic per-cpu counter infrastructure Dave Chinner
2010-11-08 12:13   ` Christoph Hellwig
2010-11-09  0:20     ` Dave Chinner
2010-11-08  8:55 ` [PATCH 04/16] xfs: dynamic speculative EOF preallocation Dave Chinner
2010-11-08 11:43   ` Christoph Hellwig
2010-11-09  0:08     ` Dave Chinner
2010-11-08  8:55 ` [PATCH 05/16] xfs: don't truncate prealloc from frequently accessed inodes Dave Chinner
2010-11-08 11:36   ` Christoph Hellwig
2010-11-08 23:56     ` Dave Chinner
2010-11-08  8:55 ` Dave Chinner [this message]
2010-11-08  9:19   ` [PATCH 06/16] patch xfs-inode-hash-fake Christoph Hellwig
2010-11-08  8:55 ` [PATCH 07/16] xfs: convert inode cache lookups to use RCU locking Dave Chinner
2010-11-08 23:09   ` Christoph Hellwig
2010-11-09  0:24     ` Dave Chinner
2010-11-09  3:36     ` Paul E. McKenney
2010-11-09  5:04       ` Dave Chinner
2010-11-10  5:12         ` Paul E. McKenney
2010-11-10  6:20           ` Dave Chinner
2010-11-08  8:55 ` [PATCH 08/16] xfs: convert pag_ici_lock to a spin lock Dave Chinner
2010-11-08 23:10   ` Christoph Hellwig
2010-11-08  8:55 ` [PATCH 09/16] xfs: convert xfsbud shrinker to a per-buftarg shrinker Dave Chinner
2010-11-08  8:55 ` [PATCH 10/16] xfs: add a lru to the XFS buffer cache Dave Chinner
2010-11-08 23:19   ` Christoph Hellwig
2010-11-08 23:45     ` Dave Chinner
2010-11-08  8:55 ` [PATCH 11/16] xfs: connect up buffer reclaim priority hooks Dave Chinner
2010-11-08 11:25   ` Christoph Hellwig
2010-11-08 23:50     ` Dave Chinner
2010-11-08  8:55 ` [PATCH 12/16] xfs: bulk AIL insertion during transaction commit Dave Chinner
2010-11-08  8:55 ` [PATCH 13/16] xfs: reduce the number of AIL push wakeups Dave Chinner
2010-11-08 11:32   ` Christoph Hellwig
2010-11-08 23:51     ` Dave Chinner
2010-11-08  8:55 ` [PATCH 14/16] xfs: remove all the inodes on a buffer from the AIL in bulk Dave Chinner
2010-11-08  8:55 ` [PATCH 15/16] xfs: only run xfs_error_test if error injection is active Dave Chinner
2010-11-08 11:33   ` Christoph Hellwig
2010-11-08  8:55 ` [PATCH 16/16] xfs: make xlog_space_left() independent of the grant lock Dave Chinner
2010-11-08 14:17 ` [PATCH 00/16] xfs: current patch stack for 2.6.38 window Christoph Hellwig
2010-11-09  0:21   ` Dave Chinner

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