On Friday 06 February 2009 21:39, Brian J. Murrell wrote:
> I get these warnings trying to build with RHEL4U6 and ofa_kernel from OFED
> 1.4:
>
> include/linux/jbd.h:1204:1: warning: "assert_spin_locked" redefined
> In file included from include/linux/wait.h:25,
> from include/linux/fs.h:12,
> from
> /cache/build/BUILD/lustre-kernel-2.6.9/lustre/kernel-ib-devel/usr/src/ofa_kernel/kernel_addons/backport/2.6.9_U6/include/linux/fs.h:4,
> from
> /cache/build/BUILD/lustre-1.6.7.50/lustre/lvfs/fsfilt.c:42:
> /cache/build/BUILD/lustre-kernel-2.6.9/lustre/kernel-ib-devel/usr/src/ofa_kernel/kernel_addons/backport/2.6.9_U6/include/linux/spinlock.h:8:1:
> warning: this is the location of the previous definition
>
> The code in question is (from jbd.h):
>
> #ifdef __KERNEL__
>
> #ifdef CONFIG_SMP
> #define assert_spin_locked(lock) J_ASSERT(spin_is_locked(lock))
> #else
> #define assert_spin_locked(lock) do {} while(0)
> #endif
>
> and (from the backport spinlock.h):
>
> #ifndef BACKPORT_LINUX_SPINLOCK_H
> #define BACKPORT_LINUX_SPINLOCK_H
>
> #include_next <linux/spinlock.h>
>
> #define spin_lock_nested(lock, subclass) spin_lock(lock)
>
> #define assert_spin_locked(lock) do { (void)(lock); } while(0)
>
> #endif
>
> Any thoughts on how to resolve?
>
> b.
In the backport spinlock.h file, try the following:
#ifndef assert_spin_locked
#define assert_spin_locked(lock) do { (void)(lock); } while(0)
#endif
- Jack
_______________________________________________
general mailing list
general@lists.openfabrics.org
http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general
To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
