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block-5.5-20191226

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Merge tag 'block-5.5-20191226' of git://git.kernel.dk/linux-block

Pull block fixes from Jens Axboe:
 "Only thing here are the changes from Arnd from last week, which now
  have the appropriate header include to ensure they actually compile if
  COMPAT is enabled"

* tag 'block-5.5-20191226' of git://git.kernel.dk/linux-block:
  compat_ioctl: block: handle Persistent Reservations
  compat_ioctl: block: handle add zone open, close and finish ioctl
  compat_ioctl: block: handle BLKGETZONESZ/BLKGETNRZONES
  compat_ioctl: block: handle BLKREPORTZONE/BLKRESETZONE
  pktcdvd: fix regression on 64-bit architectures
This commit is contained in:
Linus Torvalds 2019-12-27 11:09:04 -08:00
commit 8ae40a6951
2 changed files with 17 additions and 1 deletions
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16
block/compat_ioctl.c
View File

@ -6,6 +6,7 @@
#include <linux/compat.h>
#include <linux/elevator.h>
#include <linux/hdreg.h>
#include <linux/pr.h>
#include <linux/slab.h>
#include <linux/syscalls.h>
#include <linux/types.h>
@ -354,6 +355,13 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
* but we call blkdev_ioctl, which gets the lock for us
*/
case BLKRRPART:
case BLKREPORTZONE:
case BLKRESETZONE:
case BLKOPENZONE:
case BLKCLOSEZONE:
case BLKFINISHZONE:
case BLKGETZONESZ:
case BLKGETNRZONES:
return blkdev_ioctl(bdev, mode, cmd,
(unsigned long)compat_ptr(arg));
case BLKBSZSET_32:
@ -401,6 +409,14 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
case BLKTRACETEARDOWN: /* compatible */
ret = blk_trace_ioctl(bdev, cmd, compat_ptr(arg));
return ret;
case IOC_PR_REGISTER:
case IOC_PR_RESERVE:
case IOC_PR_RELEASE:
case IOC_PR_PREEMPT:
case IOC_PR_PREEMPT_ABORT:
case IOC_PR_CLEAR:
return blkdev_ioctl(bdev, mode, cmd,
(unsigned long)compat_ptr(arg));
default:
if (disk->fops->compat_ioctl)
ret = disk->fops->compat_ioctl(bdev, mode, cmd, arg);

2
drivers/block/pktcdvd.c
View File

@ -2707,7 +2707,7 @@ static const struct block_device_operations pktcdvd_ops = {
.release = pkt_close,
.ioctl = pkt_ioctl,
#ifdef CONFIG_COMPAT
.ioctl = pkt_compat_ioctl,
.compat_ioctl = pkt_compat_ioctl,
#endif
.check_events = pkt_check_events,
};