On 2017年08月12日 15:42, Christoph Hellwig wrote:
On Sat, Aug 12, 2017 at 02:10:18AM +0200, Christoph Anton Mitterer wrote:
Qu Wenruo wrote:
Although Btrfs can disable data CoW, nodatacow also disables data
checksum, which is another main feature for btrfs.
Then decoupling of the two should probably decoupled and support for
notdatacow+checksumming be implemented?!
And how are you going to write your data and checksum atomically when
doing in-place updates?
Exactly, that's the main reason I can figure out why btrfs disables
checksum for nodatacow.
Thanks,
Qu
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