-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On 4/8/13 6:15 PM, Vijay Singh wrote: > Hi, I was looking for some help with copyinstr() on an amd64 > platform. > > My from address happens to be in the kernel (stack). I am getting > an EFAULT, and I am wondering how to fix that.
Since you are doing a copy*in*str, I think "from" address would be the uaddr? In that case, it should be a userland address... > Would using memory from malloc() make a difference? Maybe not... EFAULT means the address is not valid. Cheers, -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJRY7LMAAoJEG80Jeu8UPuzXRcH+gOoKAIelHbF2tp78HHgp0+b zuRF+Cj8mBOxJEyS3zpKEVKdq8HgYEJRq39Tkp2c60xwYOUcU0HRU6ixTJ0whZFo Gbx7tBbp4+89TtkPVm/u/JlqeToQNuQSFJBxNGi1qOjPpJQfuClPQ9EI4N4LDesh g8B7D5N4YoIUhLkg2FEix7c3XrzTeDRCfXYsfHna4f3VMrlNze0R61TpRqh6qx8/ eJDBA25m6+Y6129qo8wdkOZWLT6ZSIPrc6WgQuCP3jTYJemhiM1RdTFLqM87PNBd EGuL1+FGgDUzhieJoOx/FhD01Cypc7/Qs6pxaF1BGxpCaL0SPFyBJ+WBnv9A7DA= =iMeL -----END PGP SIGNATURE----- _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
