From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from va3ehsobe006.messaging.microsoft.com ([216.32.180.16]:38099 "EHLO VA3EHSOBE007.bigfish.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750755Ab1LPK5N (ORCPT ); Fri, 16 Dec 2011 05:57:13 -0500 From: Lars-Peter Clausen To: Jonathan Cameron CC: Michael Hennerich , , , , Lars-Peter Clausen Subject: [PATCH 5/8] staging:iio: Drop buffer busy flag Date: Fri, 16 Dec 2011 11:19:48 +0100 Message-ID: <1324030791-17983-5-git-send-email-lars@metafoo.de> In-Reply-To: <1324030791-17983-1-git-send-email-lars@metafoo.de> References: <1324030791-17983-1-git-send-email-lars@metafoo.de> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org The flag is only cleared, never set or tested, so it is safe to remove it. Signed-off-by: Lars-Peter Clausen --- drivers/staging/iio/buffer.h | 2 -- drivers/staging/iio/industrialio-buffer.c | 1 - 2 files changed, 0 insertions(+), 3 deletions(-) diff --git a/drivers/staging/iio/buffer.h b/drivers/staging/iio/buffer.h index 44593b2..eb4938c 100644 --- a/drivers/staging/iio/buffer.h +++ b/drivers/staging/iio/buffer.h @@ -79,7 +79,6 @@ struct iio_buffer_access_funcs { * created from the iio_chan_info array. * @pollq: [INTERN] wait queue to allow for polling on the buffer. * @stufftoread: [INTERN] flag to indicate new data. - * @flags: [INTERN] file ops related flags including busy flag. * @demux_list: [INTERN] list of operations required to demux the scan. * @demux_bounce: [INTERN] buffer for doing gather from incoming scan. **/ @@ -95,7 +94,6 @@ struct iio_buffer { struct attribute_group scan_el_group; wait_queue_head_t pollq; bool stufftoread; - unsigned long flags; const struct attribute_group *attrs; struct list_head demux_list; unsigned char *demux_bounce; diff --git a/drivers/staging/iio/industrialio-buffer.c b/drivers/staging/iio/industrialio-buffer.c index 9528026..f0a7044 100644 --- a/drivers/staging/iio/industrialio-buffer.c +++ b/drivers/staging/iio/industrialio-buffer.c @@ -80,7 +80,6 @@ void iio_chrdev_buffer_release(struct iio_dev *indio_dev) if (!rb) return; - clear_bit(IIO_BUSY_BIT_POS, &rb->flags); if (rb->access->unmark_in_use) rb->access->unmark_in_use(rb); } -- 1.7.7.3