From 977ecf0498d5a5115ea92a0d3aee85ed433a41d1 Mon Sep 17 00:00:00 2001
From: johann <johann>
Date: Fri, 8 Jun 2007 06:21:23 +0000
Subject: [PATCH] Branch b1_6
use PF_SYNCWRITE only with kernels having this flag
attachment 10735
b=11039
i=adilger
i=shadow
---
lustre/obdfilter/filter_io_26.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/lustre/obdfilter/filter_io_26.c b/lustre/obdfilter/filter_io_26.c
index 64881e5bc6..ca43c7653d 100644
--- a/lustre/obdfilter/filter_io_26.c
+++ b/lustre/obdfilter/filter_io_26.c
@@ -409,11 +409,15 @@ static int filter_sync_inode_data(struct inode *inode, int locked)
if (!locked)
LOCK_INODE_MUTEX(inode);
if (inode->i_mapping->nrpages) {
+#ifdef PF_SYNCWRITE
current->flags |= PF_SYNCWRITE;
+#endif
rc = filemap_fdatawrite(inode->i_mapping);
if (rc == 0)
rc = filemap_fdatawait(inode->i_mapping);
+#ifdef PF_SYNCWRITE
current->flags &= ~PF_SYNCWRITE;
+#endif
}
if (!locked)
UNLOCK_INODE_MUTEX(inode);
--
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