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Groups > linux.kernel > #1516636
| From | "H. Peter Anvin" <hpa@zytor.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: -fno-PIE, take #3 |
| Date | 2016-11-07 23:40 +0100 |
| Message-ID | <sB0K6-ZI-5@gated-at.bofh.it> (permalink) |
| References | <szRIR-5sV-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 11/04/16 11:39, Sebastian Andrzej Siewior wrote: > Debian gcc's is nowdays compiled with --enable-default-pie which means it does > -fPIE by default. This breaks atleast x86-64 compiles. > This is the third attempt to fix it, this time by using runtime detection of > the -fno-PIE compiler switch (it was introduced in gcc 3.4, min required gcc is > currently 3.2) so it can be backported to the stable kernels. > As noted by Al this won't fix `git bisect' of stable kernels prio this commit. > However using always a wrapper around gcc which adds -fno-PIE is not sollution > I want to rely in future. > > Sebastian > We don't support gcc < 3.4 on x86 platforms; I'm pretty sure it is broken. -hpa
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-fno-PIE, take #3 Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-04 19:50 +0100
[PATCH 1/3] kbuild: add -fno-PIE Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-04 19:50 +0100
Re: [PATCH 1/3] kbuild: add -fno-PIE Michal Marek <mmarek@suse.com> - 2016-11-08 23:20 +0100
Re: [PATCH 1/3] kbuild: add -fno-PIE Ingo Molnar <mingo@kernel.org> - 2016-11-09 07:20 +0100
Re: [PATCH 1/3] kbuild: add -fno-PIE Michal Marek <mmarek@suse.com> - 2016-11-09 22:30 +0100
Re: [PATCH 1/3] kbuild: add -fno-PIE Ingo Molnar <mingo@kernel.org> - 2016-11-10 10:30 +0100
[PATCH 3/3] x86/kexec: add -fno-PIE Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-04 19:50 +0100
[PATCH 2/3] scripts/has-stack-protector: add -fno-PIE Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-04 19:50 +0100
Re: -fno-PIE, take #3 Theodore Ts'o <tytso@mit.edu> - 2016-11-07 07:40 +0100
Re: -fno-PIE, take #3 "H. Peter Anvin" <hpa@zytor.com> - 2016-11-07 23:40 +0100
Re: -fno-PIE, take #3 Borislav Petkov <bp@alien8.de> - 2016-11-08 14:50 +0100
Re: -fno-PIE, take #3 Ben Hutchings <ben@decadent.org.uk> - 2016-11-09 00:00 +0100
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