-stable review patch. If anyone has any objections, please let us know.
------------------
From: Jeff Dike <[EMAIL PROTECTED]>
UML/x86_64 needs the same packing of struct epoll_event as x86_64.
Signed-off-by: Jeff Dike <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
include/linux/eventpoll.h | 7 +++++++
1 file changed, 7 insertions(+)
--- a/include/linux/eventpoll.h
+++ b/include/linux/eventpoll.h
@@ -31,12 +31,19 @@
/*
* On x86-64 make the 64bit structure have the same alignment as the
* 32bit structure. This makes 32bit emulation easier.
+ *
+ * UML/x86_64 needs the same packing as x86_64 - UML + UML_X86 +
+ * 64_BIT adds up to UML/x86_64.
*/
#ifdef __x86_64__
#define EPOLL_PACKED __attribute__((packed))
#else
+#if defined(CONFIG_UML) && defined(CONFIG_UML_X86) && defined(CONFIG_64BIT)
+#define EPOLL_PACKED __attribute__((packed))
+#else
#define EPOLL_PACKED
#endif
+#endif
struct epoll_event {
__u32 events;
--
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