Re: [Lsf-pc] [LSF/MM/BPF TOPIC] File system checksum offload

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On Thu, Jan 30, 2025 at 03:39:20PM -0500, Martin K. Petersen wrote:
> It already works that way. If a device advertises being
> integrity-capable, the block layer will automatically generate
> protection information on write and verify received protection
> information on read. Leveraging hardware-accelerated CRC calculation if
> the CPU is capable (PCLMULQDQ, etc.).

So I'm confused.  If that's the case, why do we need Kanchan Joshi's
patch to set some magic bio flag and adding a mount option to btrfs?

      	     	  	    	     	    - Ted




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