Re: [ANNOUNCE] EVMS Release 1.2.0

[Jens Axboe <axboe@suse.de>]

On Mon, Sep 30 2002, Kevin Corry wrote:
> The EVMS team is announcing the next stable release of the Enterprise Volume 
> Management System, which will eventually become EVMS 2.0. Package 1.2.0 is 
> now available for download at the project web site:
> http://www.sf.net/projects/evms

[evms.c]

#ifndef CONFIG_SMP
static spinlock_t evms_request_lock = SPIN_LOCK_UNLOCKED;
#endif

...

#ifdef CONFIG_SMP
       blk_dev[EVMS_MAJOR].queue = evms_find_queue;
#else
       blk_init_queue(BLK_DEFAULT_QUEUE(EVMS_MAJOR),
                      evms_do_request_fn, &evms_request_lock);
       blk_queue_make_request(BLK_DEFAULT_QUEUE(EVMS_MAJOR),
                              evms_make_request_fn);
#endif

...

#ifdef CONFIG_SMP
       lv->request_lock = SPIN_LOCK_UNLOCKED;
       blk_init_queue(&lv->request_queue,
                      evms_do_request_fn,
                      &lv->request_lock);
       blk_queue_make_request(&lv->request_queue,
                              evms_make_request_fn);
#endif

What the hell is that about?


-- 
Jens Axboe