---

yaml --- r: 54220 b: refs/heads/master c: f9a1439 h: refs/heads/master v: v3
git-mirror · May 7, 2007 · 0d46b25 · 0d46b25
1 parent caff6eb
commit 0d46b25
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Showing 4 changed files with 7 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f98393a64ca1392130724c3acb4e3f325801d2b6
+refs/heads/master: f9a14399aea13830d8af6798a53207bb0a900945
diff --git a/trunk/fs/block_dev.c b/trunk/fs/block_dev.c
@@ -55,10 +55,12 @@ static sector_t max_block(struct block_device *bdev)
 	return retval;
 }
 
-/* Kill _all_ buffers, dirty or not.. */
+/* Kill _all_ buffers and pagecache , dirty or not.. */
 static void kill_bdev(struct block_device *bdev)
 {
-	invalidate_bdev(bdev);
+	if (bdev->bd_inode->i_mapping->nrpages == 0)
+		return;
+	invalidate_bh_lrus();
 	truncate_inode_pages(bdev->bd_inode->i_mapping, 0);
 }	
 

diff --git a/trunk/fs/buffer.c b/trunk/fs/buffer.c
@@ -44,7 +44,6 @@
 #include <linux/bit_spinlock.h>
 
 static int fsync_buffers_list(spinlock_t *lock, struct list_head *list);
-static void invalidate_bh_lrus(void);
 
 #define BH_ENTRY(list) list_entry((list), struct buffer_head, b_assoc_buffers)
 
@@ -1403,7 +1402,7 @@ static void invalidate_bh_lru(void *arg)
 	put_cpu_var(bh_lrus);
 }
 
-static void invalidate_bh_lrus(void)
+void invalidate_bh_lrus(void)
 {
 	on_each_cpu(invalidate_bh_lru, NULL, 1, 1);
 }

diff --git a/trunk/include/linux/buffer_head.h b/trunk/include/linux/buffer_head.h
@@ -182,6 +182,7 @@ void __brelse(struct buffer_head *);
 void __bforget(struct buffer_head *);
 void __breadahead(struct block_device *, sector_t block, unsigned int size);
 struct buffer_head *__bread(struct block_device *, sector_t block, unsigned size);
+void invalidate_bh_lrus(void);
 struct buffer_head *alloc_buffer_head(gfp_t gfp_flags);
 void free_buffer_head(struct buffer_head * bh);
 void FASTCALL(unlock_buffer(struct buffer_head *bh));