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Commit 7e90b749 authored by Masato Noguchi's avatar Masato Noguchi Committed by Arnd Bergmann
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[CELL] spufs: use find_first_bit() instead of sched_find_first_bit() 



spu_sched->bitmap has MAX_PRIO(=140) width in bits.However, since
ff80a77f, sched_find_first_bit()
only supports 100-bit bitmaps.

Thus, spu_sched->bitmap should be treated by generic find_first_bit().

Signed-off-by: default avatarMasato Noguchi <Masato.Noguchi@jp.sony.com>
Signed-off-by: default avatarJeremy Kerr <jk@ozlabs.org>
Signed-off-by: default avatarArnd Bergmann <arnd.bergmann@de.ibm.com>
parent 50af32a9

arch/powerpc/platforms/cell/spufs/sched.c

+1 −2
Original line number Diff line number Diff line
@@ -502,7 +502,7 @@ static struct spu_context *grab_runnable_context(int prio, int node) 
	int best;



	spin_lock(&spu_prio->runq_lock);

	best = sched_find_first_bit(spu_prio->bitmap);

	best = find_first_bit(spu_prio->bitmap, prio);

	while (best < prio) {

		struct list_head *rq = &spu_prio->runq[best];
@@ -738,7 +738,6 @@ int __init spu_sched_init(void) 
		INIT_LIST_HEAD(&spu_prio->runq[i]);

		__clear_bit(i, spu_prio->bitmap);

	}

	__set_bit(MAX_PRIO, spu_prio->bitmap);

	for (i = 0; i < MAX_NUMNODES; i++) {

		mutex_init(&spu_prio->active_mutex[i]);

		INIT_LIST_HEAD(&spu_prio->active_list[i]);