This is a note to let you know that we have just queued up the patch titled
Subject: UML - fix epoll
to the 2.6.20-stable tree. Its filename is
uml-fix-epoll.patch
A git repo of this tree can be found at
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
>From [EMAIL PROTECTED] Fri Mar 23 11:22:17 2007
From: Jeff Dike <[EMAIL PROTECTED]>
Date: Fri, 23 Mar 2007 14:18:17 -0400
Subject: UML - fix epoll
To: Andrew Morton <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
Cc: uml-devel <user-mode-linux-devel@lists.sourceforge.net>
Message-ID: <[EMAIL PROTECTED]>
Content-Disposition: inline
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]>
--- linux-2.6.21-mm.orig/include/linux/eventpoll.h 2007-03-05
13:01:17.000000000 -0500
+++ linux-2.6.21-mm/include/linux/eventpoll.h 2007-03-23 14:03:07.000000000
-0400
@@ -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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