Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[linux.git] / drivers / md / bitmap.c

diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index abe415f0c0397dddca68ec8f4777a56685787246..eae4473eadde2a359a7e00e05b8bf4a5387140cc 100644 (file)
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -200,7 +200,7 @@ out:
 /* if page is completely empty, put it back on the free list, or dealloc it */
 /* if page was hijacked, unmark the flag so it might get alloced next time */
 /* Note: lock should be held when calling this */
-static inline void bitmap_checkfree(struct bitmap *bitmap, unsigned long page)
+static void bitmap_checkfree(struct bitmap *bitmap, unsigned long page)
 {
        char *ptr;
 
@@ -315,6 +315,8 @@ static int write_page(struct bitmap *bitmap, struct page *page, int wait)
        if (bitmap->file == NULL)
                return write_sb_page(bitmap->mddev, bitmap->offset, page, wait);
 
+       flush_dcache_page(page); /* make sure visible to anyone reading the file */
+
        if (wait)
                lock_page(page);
        else {
@@ -626,8 +628,7 @@ static void bitmap_file_unmap(struct bitmap *bitmap)
        kfree(map);
        kfree(attr);
 
-       if (sb_page)
-               put_page(sb_page);
+       safe_put_page(sb_page);
 }
 
 static void bitmap_stop_daemon(struct bitmap *bitmap);