ceph: update atime after read.

PATCH New majianpeng 1 participant 1 message Jul 3, 2013 Ceph client

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majianpeng

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2013-07-03 05:35 UTC #0 lore raw

PATCH 1/2 ceph: update atime after read.

Now ceph don't update atime after read.So add this function.

Signed-off-by Jianpeng Ma <[email protected]>

---
 fs/ceph/file.c | 9 +++++++++
 1 file changed, 9 insertions(+)

fs/ceph/file.c +9 -0

index 656e169..fa74e6f 100644
@@ -669,6 +669,15 @@ again:
 out:
 	dout("aio_read %p %llx.%llx dropping cap refs on %s = %d\n",
 	     inode, ceph_vinop(inode), ceph_cap_string(got), (int)ret);
+
+	if (ret > 0) {
+		int dirty;
+		spin_lock(&ci->i_ceph_lock);
+		dirty = __ceph_mark_dirty_caps(ci, CEPH_CAP_FILE_RD);
+		spin_unlock(&ci->i_ceph_lock);
+		if (dirty)
+			__mark_inode_dirty(inode, dirty);
+	}
 	ceph_put_cap_refs(ci, got);
 
 	if (checkeof && ret >= 0) {

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