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| author | Jeff Dike <jdike@addtoit.com> | 2007-03-26 21:32:20 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-27 09:05:15 -0700 |
| commit | d75e26a8298f84bca66374e98fa69049f26083ba (patch) | |
| tree | 9893112e17b0085d7bf938a05fa262d04e2fd866 /include/linux/eventpoll.h | |
| parent | 3899210ad9850e3b8909674c92dccbd3caaf9750 (diff) | |
| download | linux-d75e26a8298f84bca66374e98fa69049f26083ba.tar.gz linux-d75e26a8298f84bca66374e98fa69049f26083ba.tar.bz2 linux-d75e26a8298f84bca66374e98fa69049f26083ba.zip | |
[PATCH] uml: fix epoll
UML/x86_64 needs the same packing of struct epoll_event as x86_64.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Davide Libenzi <davidel@xmailserver.org>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/eventpoll.h')
| -rw-r--r-- | include/linux/eventpoll.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h index 84cfa8bbdc36..d2a96cbf4f0e 100644 --- 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; |