PERFORCE change 113843 for review
Robert Watson
rwatson at FreeBSD.org
Thu Feb 1 16:17:47 UTC 2007
http://perforce.freebsd.org/chv.cgi?CH=113843
Change 113843 by rwatson at rwatson_cinnamon on 2007/02/01 16:17:41
Volatile.
Affected files ...
.. //depot/projects/zcopybpf/src/sys/net/bpf.h#6 edit
Differences ...
==== //depot/projects/zcopybpf/src/sys/net/bpf.h#6 (text+ko) ====
@@ -183,9 +183,9 @@
* fit in a single page on all architectures.
*/
struct bpf_zbuf_header {
- u_int bzh_kernel_gen; /* Kernel generation number. */
- u_int bzh_kernel_len; /* Length of buffer. */
- u_int bzh_user_gen; /* User generation number. */
+ volatile u_int bzh_kernel_gen; /* Kernel generation number. */
+ volatile u_int bzh_kernel_len; /* Length of buffer. */
+ volatile u_int bzh_user_gen; /* User generation number. */
u_int _bzh_pad[5]; /* Padding out to 32-byte boundary. */
};
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