Re: [PATCH] x86: Remove compat vdso support

2014-03-10 Thread Andi Kleen
Andy Lutomirski writes: > The compat vDSO is a complicated hack that's needed to maintain > compatibility with a small range of never-released glibc versions. > > This removes it and replaces it with a much simpler hack: a config > option to disable the 32-bit vDSO by default. Nack! That breaks

Re: [PATCH] x86: Remove compat vdso support

2014-03-10 Thread Andy Lutomirski
On Mon, Mar 10, 2014 at 5:38 PM, Dave Jones wrote: > On Mon, Mar 10, 2014 at 05:19:27PM -0700, Andy Lutomirski wrote: > > On Mon, Mar 10, 2014 at 5:13 PM, H. Peter Anvin > wrote: > > > On 03/10/2014 05:12 PM, Andy Lutomirski wrote: > > >> The compat vDSO is a complicated hack that's needed to

Re: [PATCH] x86: Remove compat vdso support

2014-03-10 Thread Dave Jones
On Mon, Mar 10, 2014 at 05:19:27PM -0700, Andy Lutomirski wrote: > On Mon, Mar 10, 2014 at 5:13 PM, H. Peter Anvin wrote: > > On 03/10/2014 05:12 PM, Andy Lutomirski wrote: > >> The compat vDSO is a complicated hack that's needed to maintain > >> compatibility with a small range of never-relea

Re: [PATCH] x86: Remove compat vdso support

2014-03-10 Thread Andy Lutomirski
On Mon, Mar 10, 2014 at 5:13 PM, H. Peter Anvin wrote: > On 03/10/2014 05:12 PM, Andy Lutomirski wrote: >> The compat vDSO is a complicated hack that's needed to maintain >> compatibility with a small range of never-released glibc versions. >> >> This removes it and replaces it with a much simpler

Re: [PATCH] x86: Remove compat vdso support

2014-03-10 Thread H. Peter Anvin
On 03/10/2014 05:12 PM, Andy Lutomirski wrote: > The compat vDSO is a complicated hack that's needed to maintain > compatibility with a small range of never-released glibc versions. > > This removes it and replaces it with a much simpler hack: a config > option to disable the 32-bit vDSO by defaul

[PATCH] x86: Remove compat vdso support

2014-03-10 Thread Andy Lutomirski
The compat vDSO is a complicated hack that's needed to maintain compatibility with a small range of never-released glibc versions. This removes it and replaces it with a much simpler hack: a config option to disable the 32-bit vDSO by default. Signed-off-by: Andy Lutomirski --- This applies to