Re: [PATCH v2 0/3] bpf: switch to new usercopy helpers

2019-10-15 Thread Christian Brauner
On Tue, Oct 15, 2019 at 07:14:42PM -0700, Alexei Starovoitov wrote: > On Tue, Oct 15, 2019 at 5:41 PM Christian Brauner > wrote: > > > > Hey everyone, > > > > In v5.4-rc2 we added two new helpers check_zeroed_user() and > > copy_struct_from_user() including selftests (cf. [1]). It is a generic > >

Re: [PATCH v2 0/3] bpf: switch to new usercopy helpers

2019-10-15 Thread Alexei Starovoitov
On Tue, Oct 15, 2019 at 5:41 PM Christian Brauner wrote: > > Hey everyone, > > In v5.4-rc2 we added two new helpers check_zeroed_user() and > copy_struct_from_user() including selftests (cf. [1]). It is a generic > interface designed to copy a struct from userspace. The helpers will be > especiall

Re: [PATCH v2 0/3] bpf: switch to new usercopy helpers

2019-10-15 Thread Christian Brauner
On Wed, Oct 16, 2019 at 02:41:35AM +0200, Christian Brauner wrote: > Hey everyone, > > In v5.4-rc2 we added two new helpers check_zeroed_user() and > copy_struct_from_user() including selftests (cf. [1]). It is a generic > interface designed to copy a struct from userspace. The helpers will be > e