Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-10 Thread Ingo Molnar
* Andy Lutomirski wrote: > On Mon, Mar 9, 2015 at 9:57 PM, Ingo Molnar wrote: > > > > * Andy Lutomirski wrote: > > > >> On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar wrote: > >> > > >> > now I get this build failure: > >> > > >> > make[1]: Entering directory > >> >

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-10 Thread Andy Lutomirski
On Mon, Mar 9, 2015 at 9:57 PM, Ingo Molnar wrote: > > * Andy Lutomirski wrote: > >> On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar wrote: >> > >> > now I get this build failure: >> > >> > make[1]: Entering directory >> > '/home/mingo/tip/tools/testing/selftests/x86' >> > gcc -m32 -o sigreturn_32

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-10 Thread Ingo Molnar
* Andy Lutomirski l...@amacapital.net wrote: On Mon, Mar 9, 2015 at 9:57 PM, Ingo Molnar mi...@kernel.org wrote: * Andy Lutomirski l...@amacapital.net wrote: On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar mi...@kernel.org wrote: now I get this build failure: make[1]: Entering

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-10 Thread Andy Lutomirski
On Mon, Mar 9, 2015 at 9:57 PM, Ingo Molnar mi...@kernel.org wrote: * Andy Lutomirski l...@amacapital.net wrote: On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar mi...@kernel.org wrote: now I get this build failure: make[1]: Entering directory '/home/mingo/tip/tools/testing/selftests/x86'

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Ingo Molnar
* Andy Lutomirski wrote: > On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar wrote: > > > > now I get this build failure: > > > > make[1]: Entering directory > > '/home/mingo/tip/tools/testing/selftests/x86' > > gcc -m32 -o sigreturn_32 -O2 -g -std=gnu99 -pthread -Wall sigreturn.c -lrt > > -ldl >

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Andy Lutomirski
On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar wrote: > > now I get this build failure: > > make[1]: Entering directory > '/home/mingo/tip/tools/testing/selftests/x86' > gcc -m32 -o sigreturn_32 -O2 -g -std=gnu99 -pthread -Wall sigreturn.c -lrt > -ldl > In file included from

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Ingo Molnar
now I get this build failure: make[1]: Entering directory '/home/mingo/tip/tools/testing/selftests/x86' gcc -m32 -o sigreturn_32 -O2 -g -std=gnu99 -pthread -Wall sigreturn.c -lrt -ldl In file included from /usr/include/time.h:27:0, from sigreturn.c:13:

[PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Andy Lutomirski
This is my sigreturn test, added mostly unchanged from its old home. It abuses sigreturn to test interesting cases when returning to user space. It exercises espfix and various iret exceptions. As a historical note, an older version of this test is the reference PoC for a number of severe kernel

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Ingo Molnar
now I get this build failure: make[1]: Entering directory '/home/mingo/tip/tools/testing/selftests/x86' gcc -m32 -o sigreturn_32 -O2 -g -std=gnu99 -pthread -Wall sigreturn.c -lrt -ldl In file included from /usr/include/time.h:27:0, from sigreturn.c:13:

[PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Andy Lutomirski
This is my sigreturn test, added mostly unchanged from its old home. It abuses sigreturn to test interesting cases when returning to user space. It exercises espfix and various iret exceptions. As a historical note, an older version of this test is the reference PoC for a number of severe kernel

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Andy Lutomirski
On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar mi...@kernel.org wrote: now I get this build failure: make[1]: Entering directory '/home/mingo/tip/tools/testing/selftests/x86' gcc -m32 -o sigreturn_32 -O2 -g -std=gnu99 -pthread -Wall sigreturn.c -lrt -ldl In file included from

Re: [PATCH v2] x86, selftests: Add sigreturn_32 selftest

2015-03-09 Thread Ingo Molnar
* Andy Lutomirski l...@amacapital.net wrote: On Mon, Mar 9, 2015 at 9:48 AM, Ingo Molnar mi...@kernel.org wrote: now I get this build failure: make[1]: Entering directory '/home/mingo/tip/tools/testing/selftests/x86' gcc -m32 -o sigreturn_32 -O2 -g -std=gnu99 -pthread -Wall