Re: [PATCH v2] [v2] crypto: aes-generic - fix aes-generic regression on powerpc

2018-09-17 Thread Greg Kroah-Hartman
On Mon, Sep 17, 2018 at 09:18:37AM +, Horia Geanta wrote: > On 1/20/2018 2:44 AM, Herbert Xu wrote: > > On Mon, Jan 15, 2018 at 05:07:22PM +0100, Arnd Bergmann wrote: > >> My last bugfix added -Os on the command line, which unfortunately caused > >> a build regression on powerpc in some configu

Re: [PATCH v2] [v2] crypto: aes-generic - fix aes-generic regression on powerpc

2018-09-17 Thread Horia Geanta
On 1/20/2018 2:44 AM, Herbert Xu wrote: > On Mon, Jan 15, 2018 at 05:07:22PM +0100, Arnd Bergmann wrote: >> My last bugfix added -Os on the command line, which unfortunately caused >> a build regression on powerpc in some configurations. >> >> I've done some more analysis of the original problem an

Re: [PATCH v2] [v2] crypto: aes-generic - fix aes-generic regression on powerpc

2018-01-19 Thread Herbert Xu
On Mon, Jan 15, 2018 at 05:07:22PM +0100, Arnd Bergmann wrote: > My last bugfix added -Os on the command line, which unfortunately caused > a build regression on powerpc in some configurations. > > I've done some more analysis of the original problem and found slightly > different workaround that

Re: [PATCH v2] [v2] crypto: aes-generic - fix aes-generic regression on powerpc

2018-01-18 Thread Ard Biesheuvel
On 15 January 2018 at 16:07, Arnd Bergmann wrote: > My last bugfix added -Os on the command line, which unfortunately caused > a build regression on powerpc in some configurations. > > I've done some more analysis of the original problem and found slightly > different workaround that avoids this r

[PATCH v2] [v2] crypto: aes-generic - fix aes-generic regression on powerpc

2018-01-15 Thread Arnd Bergmann
My last bugfix added -Os on the command line, which unfortunately caused a build regression on powerpc in some configurations. I've done some more analysis of the original problem and found slightly different workaround that avoids this regression and also results in better performance on gcc-7.0: