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-rw-r--r--fs/read_write.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/read_write.c b/fs/read_write.c
index 9fce8d6968df..92c68ab4f221 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -829,6 +829,10 @@ out:
}
EXPORT_SYMBOL(vfs_iter_read);
+/*
+ * Caller is responsible for calling kiocb_end_write() on completion
+ * if async iocb was queued.
+ */
ssize_t vfs_iocb_iter_write(struct file *file, struct kiocb *iocb,
struct iov_iter *iter)
{
@@ -849,7 +853,10 @@ ssize_t vfs_iocb_iter_write(struct file *file, struct kiocb *iocb,
if (ret < 0)
return ret;
+ kiocb_start_write(iocb);
ret = call_write_iter(file, iocb, iter);
+ if (ret != -EIOCBQUEUED)
+ kiocb_end_write(iocb);
if (ret > 0)
fsnotify_modify(file);