Messages in this thread Patch in this message |  | | | Date | Wed, 21 Jun 2006 08:51:49 -0400 | | Subject | [RFC] [PATCH 3/8] inode-diet: Move i_bdev into a union | | From | Theodore Tso <> |
| |
Move the i_bdev pointer in struct inode into a union.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Index: linux-2.6.17/include/linux/fs.h =================================================================== --- linux-2.6.17.orig/include/linux/fs.h 2006-06-18 19:39:52.000000000 -0400 +++ linux-2.6.17/include/linux/fs.h 2006-06-18 19:46:10.000000000 -0400 @@ -511,8 +511,8 @@ struct list_head i_devices; union { struct pipe_inode_info *i_pipe; + struct block_device *i_bdev; }; - struct block_device *i_bdev; struct cdev *i_cdev; int i_cindex; Index: linux-2.6.17/fs/block_dev.c =================================================================== --- linux-2.6.17.orig/fs/block_dev.c 2006-06-18 19:37:14.000000000 -0400 +++ linux-2.6.17/fs/block_dev.c 2006-06-18 19:46:10.000000000 -0400 @@ -439,7 +439,7 @@ void bd_forget(struct inode *inode) { spin_lock(&bdev_lock); - if (inode->i_bdev) + if (S_ISBLK(inode->i_mode) && inode->i_bdev) __bd_forget(inode); spin_unlock(&bdev_lock); } Index: linux-2.6.17/fs/inode.c =================================================================== --- linux-2.6.17.orig/fs/inode.c 2006-06-18 19:42:16.000000000 -0400 +++ linux-2.6.17/fs/inode.c 2006-06-18 19:46:10.000000000 -0400 @@ -255,7 +255,7 @@ DQUOT_DROP(inode); if (inode->i_sb && inode->i_sb->s_op->clear_inode) inode->i_sb->s_op->clear_inode(inode); - if (inode->i_bdev) + if (S_ISBLK(inode->i_mode) && inode->i_bdev) bd_forget(inode); if (inode->i_cdev) cd_forget(inode); -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |