Re: [PATCH v5 16/30] arm64/sve: Backend logic for setting the vector length

2017-11-10 Thread Alex Bennée
Dave Martin writes: > This patch implements the core logic for changing a task's vector > length on request from userspace. This will be used by the ptrace > and prctl frontends that are implemented in later patches. > > The SVE architecture permits, but does not require, implementations > to s

[PATCH v5 16/30] arm64/sve: Backend logic for setting the vector length

2017-10-31 Thread Dave Martin
This patch implements the core logic for changing a task's vector length on request from userspace. This will be used by the ptrace and prctl frontends that are implemented in later patches. The SVE architecture permits, but does not require, implementations to support vector lengths that are not