Messages in this thread | | | From | Arnaldo Carvalho de Melo <> | Date | Fri, 17 May 2019 12:22:00 -0300 | Subject | Re: Linux 4.19 and GCC 9 |
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Em Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda escreveu: > On Fri, May 17, 2019 at 10:51 AM Greg KH <gregkh@linuxfoundation.org> wrote: > > > > On Fri, May 17, 2019 at 10:35:29AM +0200, Miguel Ojeda wrote: > > > On Fri, May 17, 2019 at 9:38 AM Peter Zijlstra <peterz@infradead.org> wrote: > > > > > > > > Right; if there is anything you can reproduce on linus.git I'll happily > > > > have a look. If it doesn't reproduce all you have to do is find the > > > > patches that make it work and ask Greg. > > > > > > Just to clarify: Linus' master is clean of these issues with GCC 9.1.1. > > > > Great! Care to find the patches that did that work and send me the git > > commit ids so that I can queue them up? I don't have gcc9 here yet on > > my systems, so I can not test for this. > > I am unsure about the perf and the objtools parts (Peter/Josh?), but
I'm not noticing these while building upstream perf with gcc 9.1.1 on at least fedora:30.
33 fedora:30 : Ok gcc (GCC) 9.1.1 20190503 (Red Hat 9.1.1-1)
> about the -Wmissing-attributes I cleaned, they were these:
> a6e60d84989f ("include/linux/module.h: copy __init/__exit attrs to > init/cleanup_module") > c0d9782f5b6d ("Compiler Attributes: add support for __copy (gcc >= 9)") > ff98e20ef208 ("lib/crc32.c: mark crc32_le_base/__crc32c_le_base > aliases as __pure") > > Cheers, > Miguel
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- Arnaldo
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