Just make the bit call when it is needed, no need to wrap
things up like this for no reason.
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/comedi/drivers.c | 18 +++++-------------
drivers/staging/comedi/wrapper.h | 25 -------------------------
2 files changed, 5 insertions(+), 38 deletions(-)
delete mode 100644 drivers/staging/comedi/wrapper.h
diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c
index 4b69d06..800106a 100644
--- a/drivers/staging/comedi/drivers.c
+++ b/drivers/staging/comedi/drivers.c
@@ -38,7 +38,6 @@
#include <linux/mm.h>
#include <linux/slab.h>
#include "comedidev.h"
-#include "wrapper.h"
#include <linux/highmem.h> /* for SuSE brokenness */
#include <linux/vmalloc.h>
#include <linux/cdev.h>
@@ -442,9 +441,7 @@ int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s,
unsigned i;
for (i = 0; i < async->n_buf_pages; ++i) {
if (async->buf_page_list[i].virt_addr) {
- mem_map_unreserve(virt_to_page
- (async->buf_page_list[i].
- virt_addr));
+ clear_bit(PG_reserved, &(virt_to_page(async->buf_page_list[i].virt_addr)->flags));
if (s->async_dma_dir != DMA_NONE) {
dma_free_coherent(dev->hw_dev,
PAGE_SIZE,
@@ -497,12 +494,9 @@ int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s,
if (async->buf_page_list[i].virt_addr == NULL)
break;
- mem_map_reserve(virt_to_page
- (async->buf_page_list[i].
- virt_addr));
- pages[i] =
- virt_to_page(async->
- buf_page_list[i].virt_addr);
+ set_bit(PG_reserved,
+ &(virt_to_page(async->buf_page_list[i].virt_addr)->flags));
+ pages[i] = virt_to_page(async->buf_page_list[i].virt_addr);
}
}
if (i == n_pages) {
@@ -519,9 +513,7 @@ int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s,
NULL) {
break;
}
- mem_map_unreserve(virt_to_page
- (async->buf_page_list
- [i].virt_addr));
+ clear_bit(PG_reserved, &(virt_to_page(async->buf_page_list[i].virt_addr)->flags));
if (s->async_dma_dir != DMA_NONE) {
dma_free_coherent(dev->hw_dev,
PAGE_SIZE,
diff --git a/drivers/staging/comedi/wrapper.h b/drivers/staging/comedi/wrapper.h
deleted file mode 100644
index 77fc673..0000000
--- a/drivers/staging/comedi/wrapper.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- linux/wrapper.h compatibility header
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef __COMPAT_LINUX_WRAPPER_H_
-#define __COMPAT_LINUX_WRAPPER_H_
-
-#define mem_map_reserve(p) set_bit(PG_reserved, &((p)->flags))
-#define mem_map_unreserve(p) clear_bit(PG_reserved, &((p)->flags))
-
-#endif /* __COMPAT_LINUX_WRAPPER_H_ */
--
1.7.0.3
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