Re: Live patching for powerpc

2016-04-15 Thread Michael Ellerman
On Fri, 2016-04-15 at 10:28 +0200, Miroslav Benes wrote: > On Thu, 14 Apr 2016, Jessica Yu wrote: > > For the 32-bit module code, I don't believe we would need to preserve > > the .init.plt section for livepatch's call to apply_relocate_add(), > > since relocations to init sections should've been a

Re: Live patching for powerpc

2016-04-15 Thread Miroslav Benes
On Thu, 14 Apr 2016, Jessica Yu wrote: > +++ Miroslav Benes [14/04/16 15:28 +0200]: > > On Wed, 13 Apr 2016, Jessica Yu wrote: > > > > A second concern I have is that apply_relocate_add() relies on > > > sections like .stubs and .toc (for 64-bit) and .init.plt and .plt > > > sections (for 32-bit)

Re: Live patching for powerpc

2016-04-14 Thread Jessica Yu
+++ Miroslav Benes [14/04/16 15:28 +0200]: On Wed, 13 Apr 2016, Jessica Yu wrote: +++ Miroslav Benes [13/04/16 15:01 +0200]: > On Wed, 13 Apr 2016, Michael Ellerman wrote: > > > This series adds live patching support for powerpc (ppc64le only ATM). > > > > It's unchanged since the version I pos

Re: Live patching for powerpc

2016-04-14 Thread Miroslav Benes
On Wed, 13 Apr 2016, Jessica Yu wrote: > +++ Miroslav Benes [13/04/16 15:01 +0200]: > > On Wed, 13 Apr 2016, Michael Ellerman wrote: > > > > > This series adds live patching support for powerpc (ppc64le only ATM). > > > > > > It's unchanged since the version I posted on March 24, with the except

Re: Live patching for powerpc

2016-04-13 Thread Jessica Yu
+++ Miroslav Benes [13/04/16 15:01 +0200]: On Wed, 13 Apr 2016, Michael Ellerman wrote: This series adds live patching support for powerpc (ppc64le only ATM). It's unchanged since the version I posted on March 24, with the exception that I've dropped the first patch, which was a testing-only p