On Mon, Jun 01, 2015 at 11:15:19AM -0500, Tom Lendacky wrote: > This series introduces and makes use of a new scatterlist function named > sg_nents_for_len. The purpose of this function is determine the number > of scatterlist entries required to satisify a specified length. The > resulting count can be used as input to the dma_map_sg function to map > only the entries needed. > > This function is needed for cases where a supplied scatterlist has not > marked the last filled sg entry as the end of the scatterlist. In these > cases, the sg_nents function count includes sg entries that may not have > been filled in. When using this value in a dma_map_sg call it can result > in errors/bugs being generated. > > The following patches are included in this series: > - Introduce the sg_nents_for_len function > - Update the ccp driver to use the sg_nents_for_len function > > This patch series is based on cryptodev-2.6. Both applied. Thanks. -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html