From mboxrd@z Thu Jan 1 00:00:00 1970 From: akinobu.mita@gmail.com (Akinobu Mita) Date: Tue, 3 Apr 2012 17:47:15 +0900 Subject: [PATCH 3/4] arm: davinci: use for_each_set_bit_from In-Reply-To: <1333442836-9947-1-git-send-email-akinobu.mita@gmail.com> References: <1333442836-9947-1-git-send-email-akinobu.mita@gmail.com> Message-ID: <1333442836-9947-3-git-send-email-akinobu.mita@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Use for_each_set_bit_from to iterate over all the set bit in a memory region. Signed-off-by: Akinobu Mita Cc: Sekhar Nori Cc: Kevin Hilman Cc: davinci-linux-open-source at linux.davincidsp.com Cc: Russell King Cc: linux-arm-kernel at lists.infradead.org --- arch/arm/mach-davinci/dma.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c index fd33919..2a41339 100644 --- a/arch/arm/mach-davinci/dma.c +++ b/arch/arm/mach-davinci/dma.c @@ -557,9 +557,9 @@ static int reserve_contiguous_slots(int ctlr, unsigned int id, if (i == edma_cc[ctlr]->num_slots) stop_slot = i; - for (j = start_slot; j < stop_slot; j++) - if (test_bit(j, tmp_inuse)) - clear_bit(j, edma_cc[ctlr]->edma_inuse); + j = start_slot; + for_each_set_bit_from(j, tmp_inuse, stop_slot); + clear_bit(j, edma_cc[ctlr]->edma_inuse); if (count) return -EBUSY; -- 1.7.4.4