Author: alc
Date: Thu Jun 15 18:49:46 2017
New Revision: 319985
URL: https://svnweb.freebsd.org/changeset/base/319985
Log:
MFC r319540
The data type returned by vmoff() is too narrow in its range. This could
break the transmission of files longer than 4 GB on 32-bit architectures.
Approved by: re (gjb)
Modified:
stable/11/sys/kern/kern_sendfile.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/kern/kern_sendfile.c
==============================================================================
--- stable/11/sys/kern/kern_sendfile.c Thu Jun 15 17:46:20 2017
(r319984)
+++ stable/11/sys/kern/kern_sendfile.c Thu Jun 15 18:49:46 2017
(r319985)
@@ -207,12 +207,12 @@ xfsize(int i, int n, off_t off, off_t len)
/*
* Helper function to get offset within object for i page.
*/
-static inline vm_offset_t
+static inline vm_ooffset_t
vmoff(int i, off_t off)
{
if (i == 0)
- return ((vm_offset_t)off);
+ return ((vm_ooffset_t)off);
return (trunc_page(off + i * PAGE_SIZE));
}
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