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block-5.12-2021-04-23 

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Merge tag 'block-5.12-2021-04-23' of git://git.kernel.dk/linux-block

Pull block fix from Jens Axboe:
 "A single fix for a behavioral regression in this series, when
  re-reading the partition table with partitions open"

* tag 'block-5.12-2021-04-23' of git://git.kernel.dk/linux-block:
  block: return -EBUSY when there are open partitions in blkdev_reread_part
This commit is contained in:
Linus Torvalds 2021-04-23 14:46:20 -07:00
parent 6d1d45cb98 68e6582e8f
commit 95838bd9fc
1 changed files with 2 additions and 0 deletions
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2
block/ioctl.c
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@ -89,6 +89,8 @@ static int blkdev_reread_part(struct block_device *bdev, fmode_t mode)
return -EINVAL; return -EINVAL;
if (!capable(CAP_SYS_ADMIN)) if (!capable(CAP_SYS_ADMIN))
return -EACCES; return -EACCES;
if (bdev->bd_part_count)
return -EBUSY;
/* /*
* Reopen the device to revalidate the driver state and force a * Reopen the device to revalidate the driver state and force a