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authorJ. Bruce Fields <bfields@citi.umich.edu>2009-06-16 03:08:07 +0200
committerJ. Bruce Fields <bfields@citi.umich.edu>2009-06-16 03:08:07 +0200
commit7eef4091a653c243a87e5375c54504cc03bec4d8 (patch)
treef65b77f830b2c8f7d014512badfef5df0d591ee9 /fs/btrfs/transaction.c
parentNFSv4: kill off complicated macro 'PROC' (diff)
parentLinux 2.6.30 (diff)
downloadlinux-7eef4091a653c243a87e5375c54504cc03bec4d8.tar.xz
linux-7eef4091a653c243a87e5375c54504cc03bec4d8.zip
Merge commit 'v2.6.30' into for-2.6.31
Diffstat (limited to 'fs/btrfs/transaction.c')
-rw-r--r--fs/btrfs/transaction.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 2869b3361eb6..01b143605ec1 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -687,7 +687,13 @@ static noinline int wait_transaction_pre_flush(struct btrfs_fs_info *info)
prepare_to_wait(&info->transaction_wait, &wait,
TASK_UNINTERRUPTIBLE);
mutex_unlock(&info->trans_mutex);
+
+ atomic_dec(&info->throttles);
+ wake_up(&info->transaction_throttle);
+
schedule();
+
+ atomic_inc(&info->throttles);
mutex_lock(&info->trans_mutex);
finish_wait(&info->transaction_wait, &wait);
}