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| author | iap10@labyrinth.cl.cam.ac.uk <iap10@labyrinth.cl.cam.ac.uk> | 2005-02-02 09:17:21 +0000 |
|---|---|---|
| committer | iap10@labyrinth.cl.cam.ac.uk <iap10@labyrinth.cl.cam.ac.uk> | 2005-02-02 09:17:21 +0000 |
| commit | a3eea3d4418aa499f2a1f7f00de011b9f4902cdd (patch) | |
| tree | 42217dcae5db948b2d48402c708e175b0c497eeb | |
| parent | 2eb8f64d4ab00206859f777c6779254e7b711cc3 (diff) | |
| download | xen-a3eea3d4418aa499f2a1f7f00de011b9f4902cdd.tar.gz xen-a3eea3d4418aa499f2a1f7f00de011b9f4902cdd.tar.bz2 xen-a3eea3d4418aa499f2a1f7f00de011b9f4902cdd.zip | |
bitkeeper revision 1.1159.223.57 (42009aa1vckOCJ3XiCz8SXnP4BQsFw)
Small hack to make CROMMULTISESSION ioctl return success rather than enosys, like we did on Xen 1.2.
From: Anthony Liguori aliguori@us.ibm.com
Signed-off-by: ian.pratt@cl.cam.ac.uk
| -rw-r--r-- | linux-2.6.10-xen-sparse/drivers/xen/blkfront/blkfront.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/linux-2.6.10-xen-sparse/drivers/xen/blkfront/blkfront.c b/linux-2.6.10-xen-sparse/drivers/xen/blkfront/blkfront.c index 9216e148e7..e28db67411 100644 --- a/linux-2.6.10-xen-sparse/drivers/xen/blkfront/blkfront.c +++ b/linux-2.6.10-xen-sparse/drivers/xen/blkfront/blkfront.c @@ -223,6 +223,7 @@ int blkif_release(struct inode *inode, struct file *filep) int blkif_ioctl(struct inode *inode, struct file *filep, unsigned command, unsigned long argument) { + int i; /* struct gendisk *gd = inode->i_bdev->bd_disk; */ DPRINTK_IOCTL("command: 0x%x, argument: 0x%lx, dev: 0x%04x\n", @@ -234,6 +235,12 @@ int blkif_ioctl(struct inode *inode, struct file *filep, /* return ENOSYS to use defaults */ return -ENOSYS; + case CDROMMULTISESSION: + DPRINTK("FIXME: support multisession CDs later\n"); + for ( i = 0; i < sizeof(struct cdrom_multisession); i++ ) + if ( put_user(0, (byte *)(argument + i)) ) return -EFAULT; + return 0; + default: printk(KERN_ALERT "ioctl %08x not supported by Xen blkdev\n", command); |