Re: [RFC PATCH v2 13/13] objtool: arm64: Enable stack validation for arm64

2021-03-09 Thread Julien Thierry
On 3/7/21 11:25 AM, Ard Biesheuvel wrote: On Wed, 3 Mar 2021 at 18:10, Julien Thierry wrote: From: Raphael Gault Add build option to run stack validation at compile time. When requiring stack validation, jump tables are disabled as it simplifies objtool analysis (without having to

Re: [RFC PATCH v2 13/13] objtool: arm64: Enable stack validation for arm64

2021-03-07 Thread Ard Biesheuvel
On Wed, 3 Mar 2021 at 18:10, Julien Thierry wrote: > > From: Raphael Gault > > Add build option to run stack validation at compile time. > > When requiring stack validation, jump tables are disabled as it > simplifies objtool analysis (without having to introduce unreliable > artifacs). In local

[RFC PATCH v2 13/13] objtool: arm64: Enable stack validation for arm64

2021-03-03 Thread Julien Thierry
From: Raphael Gault Add build option to run stack validation at compile time. When requiring stack validation, jump tables are disabled as it simplifies objtool analysis (without having to introduce unreliable artifacs). In local testing, this does not appear to significaly affect final binary