Author: hselasky
Date: Thu Mar 16 20:39:31 2017
New Revision: 315422
URL: https://svnweb.freebsd.org/changeset/base/315422
Log:
Use __LP64__ to detect presence of suword64() to fix linking and
loading of the LinuxKPI on 32-bit platforms.
Reported by: lwhsu @
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/compat/linuxkpi/common/src/linux_compat.c
Modified: head/sys/compat/linuxkpi/common/src/linux_compat.c
==============================================================================
--- head/sys/compat/linuxkpi/common/src/linux_compat.c Thu Mar 16 17:49:37
2017 (r315421)
+++ head/sys/compat/linuxkpi/common/src/linux_compat.c Thu Mar 16 20:39:31
2017 (r315422)
@@ -524,8 +524,15 @@ linux_clear_user(void *_uaddr, size_t _l
/* zero 8 bytes at a time */
while (len > 7) {
+#ifdef __LP64__
if (suword64(uaddr, 0))
return (_len);
+#else
+ if (suword32(uaddr, 0))
+ return (_len);
+ if (suword32(uaddr + 4, 0))
+ return (_len);
+#endif
uaddr += 8;
len -= 8;
}
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