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Date: Mon, 27 Jun 2011 11:33:24 +0200 From: Linus Walleij <linus.walleij@...ricsson.com> To: Vinod Koul <vinod.koul@...el.com> Cc: <linux-kernel@...r.kernel.org>, Dan Williams <dan.j.williams@...el.com>, Lee Jones <lee.jones@...aro.org>, Robert Marklund <robert.marklund@...ricsson.com>, Linus Walleij <linus.walleij@...aro.org> Subject: [PATCH 1/4] dmaengine/ste_dma40: make the cyclic alloc NOWAIT From: Robert Marklund <robert.marklund@...ricsson.com> This function may be initiated from IRQ context, so the allocation must allocate NOWAIT memory. Signed-off-by: Robert Marklund <robert.marklund@...ricsson.com> Reviewed-by: Rabin Vincent <rabin.vincent@...ricsson.com> Reviewed-by: Philippe Langlais <philippe.langlais@...ricsson.com> Signed-off-by: Linus Walleij <linus.walleij@...aro.org> --- drivers/dma/ste_dma40.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index 91d5ed7..58de946 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -2110,7 +2110,7 @@ dma40_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t dma_addr, struct scatterlist *sg; int i; - sg = kcalloc(periods + 1, sizeof(struct scatterlist), GFP_KERNEL); + sg = kcalloc(periods + 1, sizeof(struct scatterlist), GFP_NOWAIT); for (i = 0; i < periods; i++) { sg_dma_address(&sg[i]) = dma_addr; sg_dma_len(&sg[i]) = period_len; -- 1.7.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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