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[PATCH 09/10] orangefs: honor AT_STATX_DONT_SYNC

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The description of this flag says "Don't sync attributes with the server".
In other words: always use the attributes cached in the kernel and don't
send network or local messages to refresh the attributes.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Cc: Mike Marshall <hubcap@omnibond.com>
---
 fs/orangefs/inode.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index 9428ea0aac16..1b3c4c4dd3d4 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -247,7 +247,7 @@ int orangefs_setattr(struct dentry *dentry, struct iattr *iattr)
 int orangefs_getattr(const struct path *path, struct kstat *stat,
 		     u32 request_mask, unsigned int flags)
 {
-	int ret = -ENOENT;
+	int ret = 0;
 	struct inode *inode = path->dentry->d_inode;
 	struct orangefs_inode_s *orangefs_inode = NULL;
 
@@ -255,7 +255,9 @@ int orangefs_getattr(const struct path *path, struct kstat *stat,
 		     "orangefs_getattr: called on %pd\n",
 		     path->dentry);
 
-	ret = orangefs_inode_getattr(inode, 0, 0, request_mask);
+	if (!(flags & AT_STATX_DONT_SYNC))
+		ret = orangefs_inode_getattr(inode, 0, 0, request_mask);
+
 	if (ret == 0) {
 		generic_fillattr(inode, stat);
 
-- 
2.5.5

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[PATCH 00/10] honor AT_STATX_DONT_SYNC in netfs Miklos Szeredi <mszeredi@redhat.com> - 2017-09-20 10:50 +0200
  [PATCH 09/10] orangefs: honor AT_STATX_DONT_SYNC Miklos Szeredi <mszeredi@redhat.com> - 2017-09-20 10:50 +0200

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