[3.14] gh-138779: Use the dev_t converter for st_rdev (GH-138780) (#138926)

miss-islington · serhiy-storchaka · web-flow · commit 4bb33ff1c19a · 2025-10-08T00:06:55.000+05:30
gh-138779: Use the dev_t converter for st_rdev (GH-138780) This allows to support device numbers larger than 2**63-1. (cherry picked from commit 43013f7) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Misc/NEWS.d/next/Library/2025-09-11-11-09-28.gh-issue-138779.TNZnLr.rst b/Misc/NEWS.d/next/Library/2025-09-11-11-09-28.gh-issue-138779.TNZnLr.rst
@@ -0,0 +1,3 @@
+Support device numbers larger than ``2**63-1`` for the
+:attr:`~os.stat_result.st_rdev` field of the :class:`os.stat_result`
+structure.
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
@@ -2744,7 +2744,7 @@ _pystat_fromstructstat(PyObject *module, STRUCT_STAT *st)
     SET_ITEM(ST_BLOCKS_IDX, PyLong_FromLong((long)st->st_blocks));
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_RDEV
-    SET_ITEM(ST_RDEV_IDX, PyLong_FromLong((long)st->st_rdev));
+    SET_ITEM(ST_RDEV_IDX, _PyLong_FromDev(st->st_rdev));
 #endif
 #ifdef HAVE_STRUCT_STAT_ST_GEN
     SET_ITEM(ST_GEN_IDX, PyLong_FromLong((long)st->st_gen));

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	+Support device numbers larger than ``2**63-1`` for the
	`2`	+:attr:`~os.stat_result.st_rdev` field of the :class:`os.stat_result`
	`3`	`+structure.`