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authorPaul Mackerras <paulus@samba.org>2006-08-01 00:37:25 (GMT)
committerPaul Mackerras <paulus@samba.org>2006-08-01 00:37:25 (GMT)
commit57cad8084e0837e0f2c97da789ec9b3f36809be9 (patch)
treee9c790afb4286f78cb08d9664f58baa7e876fe55 /fs/buffer.c
parentcb18bd40030c879cd93fef02fd579f74dbab473d (diff)
parent49b1e3ea19b1c95c2f012b8331ffb3b169e4c042 (diff)
downloadlinux-fsl-qoriq-57cad8084e0837e0f2c97da789ec9b3f36809be9.tar.xz
Merge branch 'merge'
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 3660dcb..71649ef 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -470,13 +470,18 @@ out:
pass does the actual I/O. */
void invalidate_bdev(struct block_device *bdev, int destroy_dirty_buffers)
{
+ struct address_space *mapping = bdev->bd_inode->i_mapping;
+
+ if (mapping->nrpages == 0)
+ return;
+
invalidate_bh_lrus();
/*
* FIXME: what about destroy_dirty_buffers?
* We really want to use invalidate_inode_pages2() for
* that, but not until that's cleaned up.
*/
- invalidate_inode_pages(bdev->bd_inode->i_mapping);
+ invalidate_inode_pages(mapping);
}
/*