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Groups > linux.kernel > #1570009
| From | Fabian Frederick <fabf@skynet.be> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 03/14] drm/omap: use atomic_dec_not_zero() |
| Date | 2017-01-30 19:50 +0100 |
| Message-ID | <t5pbA-7p2-25@gated-at.bofh.it> (permalink) |
| Organization | linux.* mail to news gateway |
instead of atomic_add_unless(value, -1, 0) Signed-off-by: Fabian Frederick <fabf@skynet.be> --- drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c index 3cab066..abd0b15 100644 --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c @@ -184,7 +184,7 @@ static struct dmm_txn *dmm_txn_init(struct dmm *dmm, struct tcm *tcm) /* wait until an engine is available */ ret = wait_event_interruptible(omap_dmm->engine_queue, - atomic_add_unless(&omap_dmm->engine_counter, -1, 0)); + atomic_dec_not_zero(&omap_dmm->engine_counter)); if (ret) return ERR_PTR(ret); -- 2.9.3
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[PATCH 03/14] drm/omap: use atomic_dec_not_zero() Fabian Frederick <fabf@skynet.be> - 2017-01-30 19:50 +0100
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