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SubjectRe: 2.6.15-rt1
> I get this compiling 15-rt1:
>
> ,----
> | CC net/ipv6/mcast.o
> | net/ipv6/mcast.c: In function `ipv6_sock_mc_join':
> | net/ipv6/mcast.c:227: error: `RW_LOCK_UNLOCKED' undeclared (first use in this function)
> | net/ipv6/mcast.c:227: error: (Each undeclared identifier is reported only once
> | net/ipv6/mcast.c:227: error: for each function it appears in.)
> | make[2]: *** [net/ipv6/mcast.o] Error 1
> `----
>
> I take it something on the order of this is needed?:
>
> - mc_lst->sflock = RW_LOCK_UNLOCKED;
> + mc_lst->sflock = RW_LOCK_UNLOCKED(foo.bar);
>
> for some foo.bar, yes?
>
> Or is it?:
>
> - mc_lst->sflock = RW_LOCK_UNLOCKED;
> + rwlock_init(mc_lst->sflock);
>
> I'm trying the latter now, but won't be able to reboot for
> a runtime test for a while....
>

Take a look at the 15-rt1-sr1 patch it has a fix for this
there was also a fix posted earlier in the thread :)

and its:
- mc_lst->sflock = RW_LOCK_UNLOCKED;
+ mc_lst->sflock = RW_LOCK_UNLOCKED(mc_list->fslock);

- David Brown
-
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