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-rw-r--r--fs/fuse/file.c38
1 files changed, 23 insertions, 15 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index d857530..d93f2a1 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -401,6 +401,21 @@ static int fuse_wait_on_page_writeback(struct inode *inode, pgoff_t index)
return 0;
}
+/*
+ * Wait for all pending writepages on the inode to finish.
+ *
+ * This is currently done by blocking further writes with FUSE_NOWRITE
+ * and waiting for all sent writes to complete.
+ *
+ * This must be called under i_mutex, otherwise the FUSE_NOWRITE usage
+ * could conflict with truncation.
+ */
+static void fuse_sync_writes(struct inode *inode)
+{
+ fuse_set_nowrite(inode);
+ fuse_release_nowrite(inode);
+}
+
static int fuse_flush(struct file *file, fl_owner_t id)
{
struct inode *inode = file_inode(file);
@@ -416,6 +431,14 @@ static int fuse_flush(struct file *file, fl_owner_t id)
if (fc->no_flush)
return 0;
+ err = filemap_write_and_wait(file->f_mapping);
+ if (err)
+ return err;
+
+ mutex_lock(&inode->i_mutex);
+ fuse_sync_writes(inode);
+ mutex_unlock(&inode->i_mutex);
+
req = fuse_get_req_nofail_nopages(fc, file);
memset(&inarg, 0, sizeof(inarg));
inarg.fh = ff->fh;
@@ -436,21 +459,6 @@ static int fuse_flush(struct file *file, fl_owner_t id)
return err;
}
-/*
- * Wait for all pending writepages on the inode to finish.
- *
- * This is currently done by blocking further writes with FUSE_NOWRITE
- * and waiting for all sent writes to complete.
- *
- * This must be called under i_mutex, otherwise the FUSE_NOWRITE usage
- * could conflict with truncation.
- */
-static void fuse_sync_writes(struct inode *inode)
-{
- fuse_set_nowrite(inode);
- fuse_release_nowrite(inode);
-}
-
int fuse_fsync_common(struct file *file, loff_t start, loff_t end,
int datasync, int isdir)
{
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