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authorMartin Brandenburg <martin@omnibond.com>2016-08-02 23:32:15 +0300
committerMartin Brandenburg <martin@omnibond.com>2016-08-08 22:12:29 +0300
commited1e158777fa73ac577dcd4f67062b944b587493 (patch)
treee72f67dd9634cf02bc90408b0d9c5e777e0c1078 /fs/orangefs
parent680908e5046bdd37a678691d881d98486c3e9a53 (diff)
downloadlinux-ed1e158777fa73ac577dcd4f67062b944b587493.tar.xz
orangefs: re-add flush_racache from out-of-tree
Signed-off-by: Martin Brandenburg <martin@omnibond.com>
Diffstat (limited to 'fs/orangefs')
-rw-r--r--fs/orangefs/file.c34
1 files changed, 33 insertions, 1 deletions
diff --git a/fs/orangefs/file.c b/fs/orangefs/file.c
index c14eab567f56..43c08b5c7168 100644
--- a/fs/orangefs/file.c
+++ b/fs/orangefs/file.c
@@ -14,6 +14,32 @@
#include <linux/fs.h>
#include <linux/pagemap.h>
+static int flush_racache(struct inode *inode)
+{
+ struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
+ struct orangefs_kernel_op_s *new_op;
+ int ret;
+
+ gossip_debug(GOSSIP_UTILS_DEBUG,
+ "%s: %pU: Handle is %pU | fs_id %d\n", __func__,
+ get_khandle_from_ino(inode), &orangefs_inode->refn.khandle,
+ orangefs_inode->refn.fs_id);
+
+ new_op = op_alloc(ORANGEFS_VFS_OP_RA_FLUSH);
+ if (!new_op)
+ return -ENOMEM;
+ new_op->upcall.req.ra_cache_flush.refn = orangefs_inode->refn;
+
+ ret = service_operation(new_op, "orangefs_flush_racache",
+ get_interruptible_flag(inode));
+
+ gossip_debug(GOSSIP_UTILS_DEBUG, "%s: got return value of %d\n",
+ __func__, ret);
+
+ op_release(new_op);
+ return ret;
+}
+
/*
* Copy to client-core's address space from the buffers specified
* by the iovec upto total_size bytes.
@@ -597,9 +623,15 @@ static int orangefs_file_release(struct inode *inode, struct file *file)
*/
if (file->f_path.dentry->d_inode &&
file->f_path.dentry->d_inode->i_mapping &&
- mapping_nrpages(&file->f_path.dentry->d_inode->i_data))
+ mapping_nrpages(&file->f_path.dentry->d_inode->i_data)) {
+ gossip_debug(GOSSIP_INODE_DEBUG,
+ "calling flush_racache on %pU\n",
+ get_khandle_from_ino(inode));
+ flush_racache(inode);
+ gossip_debug(GOSSIP_INODE_DEBUG, "flush_racache finished\n");
truncate_inode_pages(file->f_path.dentry->d_inode->i_mapping,
0);
+ }
return 0;
}