On Wed, Jun 15, 2016 at 03:38:02PM +0800, Baolin Wang wrote: > > But that means we should divide the bulk request into 512-byte size > requests and break up the mapped sg table for each request. Another > hand we should allocate memory for each request in crypto layer, which > dm-crypt have supplied one high efficiency way. I think these are > really top level how to use the crypro APIs, does that need to move > into crypto laryer? Thanks. I have already explained to you how you can piggy-back off dm-crypt's allocation, so what's the problem? -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel