patch-2.4.0-test6 linux/drivers/sound/esssolo1.c

• Lines: 48
• Date: Mon Aug 7 21:01:36 2000
• Orig file: v2.4.0-test5/linux/drivers/sound/esssolo1.c
• Orig date: Thu Jul 27 17:38:01 2000

diff -u --recursive --new-file v2.4.0-test5/linux/drivers/sound/esssolo1.c linux/drivers/sound/esssolo1.c
@@ -91,6 +91,7 @@
 #include <linux/poll.h>
 #include <linux/spinlock.h>
 #include <linux/smp_lock.h>
+#include <linux/wrapper.h>
 #include <asm/uaccess.h>
 #include <asm/hardirq.h>
 
@@ -403,13 +404,13 @@
 
 extern inline void dealloc_dmabuf(struct solo1_state *s, struct dmabuf *db)
 {
-	unsigned long map, mapend;
+	struct page *page, *pend;
 
 	if (db->rawbuf) {
 		/* undo marking the pages as reserved */
-		mapend = MAP_NR(db->rawbuf + (PAGE_SIZE << db->buforder) - 1);
-		for (map = MAP_NR(db->rawbuf); map <= mapend; map++)
-			clear_bit(PG_reserved, &mem_map[map].flags);	
+		pend = virt_to_page(db->rawbuf + (PAGE_SIZE << db->buforder) - 1);
+		for (page = virt_to_page(db->rawbuf); page <= pend; page++)
+			mem_map_unreserve(page);
 		pci_free_consistent(s->dev, PAGE_SIZE << db->buforder, db->rawbuf, db->dmaaddr);
 	}
 	db->rawbuf = NULL;
@@ -421,7 +422,7 @@
 	int order;
 	unsigned bytespersec;
 	unsigned bufs, sample_shift = 0;
-	unsigned long map, mapend;
+	struct page *page, *pend;
 
 	db->hwptr = db->swptr = db->total_bytes = db->count = db->error = db->endcleared = 0;
 	if (!db->rawbuf) {
@@ -433,9 +434,9 @@
 			return -ENOMEM;
 		db->buforder = order;
 		/* now mark the pages as reserved; otherwise remap_page_range doesn't do what we want */
-		mapend = MAP_NR(db->rawbuf + (PAGE_SIZE << db->buforder) - 1);
-		for (map = MAP_NR(db->rawbuf); map <= mapend; map++)
-			set_bit(PG_reserved, &mem_map[map].flags);
+		pend = virt_to_page(db->rawbuf + (PAGE_SIZE << db->buforder) - 1);
+		for (page = virt_to_page(db->rawbuf); page <= pend; page++)
+			mem_map_reserve(page);
 	}
 	if (s->fmt & (AFMT_S16_LE | AFMT_U16_LE))
 		sample_shift++;