[PATCH 11/30] virtiofsd: fuse: Make iov_length usable outside fuse_lowlevel.c

["Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>]

From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
---
 contrib/virtiofsd/fuse_lowlevel.c | 2 +-
 contrib/virtiofsd/fuse_lowlevel.h | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/contrib/virtiofsd/fuse_lowlevel.c b/contrib/virtiofsd/fuse_lowlevel.c
index 5ea113ab49..ff68ec0c9d 100644
--- a/contrib/virtiofsd/fuse_lowlevel.c
+++ b/contrib/virtiofsd/fuse_lowlevel.c
@@ -74,7 +74,7 @@ static void convert_attr(const struct fuse_setattr_in *attr, struct stat *stbuf)
 	ST_CTIM_NSEC_SET(stbuf, attr->ctimensec);
 }
 
-static	size_t iov_length(const struct iovec *iov, size_t count)
+size_t iov_length(const struct iovec *iov, size_t count)
 {
 	size_t seg;
 	size_t ret = 0;
diff --git a/contrib/virtiofsd/fuse_lowlevel.h b/contrib/virtiofsd/fuse_lowlevel.h
index 018e7c0be0..84379a4761 100644
--- a/contrib/virtiofsd/fuse_lowlevel.h
+++ b/contrib/virtiofsd/fuse_lowlevel.h
@@ -2000,6 +2000,15 @@ void fuse_session_process_buf(struct fuse_session *se,
  */
 int fuse_session_receive_buf(struct fuse_session *se, struct fuse_buf *buf);
 
+/**
+ * General utility to get the length of an iov, not Fuse specific
+ *
+ * @param iov The iovec to get the length of
+ * @param count Number of entries in the iovec
+ * @return the total length of iov in bytes
+ */
+size_t iov_length(const struct iovec *iov, size_t count);
+
 #ifdef __cplusplus
 }
 #endif
-- 
2.23.0