[gentoo-portage-dev] [PATCH] file_copy: handle EUCLEAN from copy_file_range (bug 674332)

[Zac Medico]

EXT4 can set the errno to EUCLEAN for copy_file_range.

Bug: https://bugs.gentoo.org/674332
Signed-off-by: Zac Medico <zmedico@g.o>
---
 src/portage_util_file_copy_reflink_linux.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/portage_util_file_copy_reflink_linux.c b/src/portage_util_file_copy_reflink_linux.c
index 352342c06..1422232a5 100644
--- a/src/portage_util_file_copy_reflink_linux.c
+++ b/src/portage_util_file_copy_reflink_linux.c
@@ -271,7 +271,7 @@ _reflink_linux_file_copy(PyObject *self, PyObject *args)
 
                 if (copyfunc_ret < 0) {
                     error = errno;
-                    if ((errno == EXDEV || errno == ENOSYS || errno == EOPNOTSUPP) &&
+                    if ((errno == EXDEV || errno == ENOSYS || errno == EOPNOTSUPP || errno == EUCLEAN) &&
                         copyfunc == cfr_wrapper) {
                         /* Use sendfile instead of copy_file_range for
                          * cross-device copies, or when the copy_file_range
-- 
2.18.1