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Linux 6.17 Will Let Multi-Device Filesystems Better Cope With Losing A Disk
The VFS changes were merged a short time ago to the in-development Linux 6.17 kernel
Among the notable changes there is a patch that will allow file-systems like Btrfs and Bcachefs to better handle losing a disk in their built-in RAID/multi-device capabilities. A new method is being introduced in Linux 6.17 to allow multi-device file-systems like Btrfs with its native/built-in RAID capabilities to be informed when a block device is removed. Qu Wenruo of SUSE explains with the queued patch:"Currently all filesystems which implement super_operations::shutdown() can not afford losing a device.
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