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SubjectRe: [PATCH] tracing: prevent PROFILE_ALL_BRANCHES when FORTIFY_SOURCE=y
On Mon, 15 Jan 2018 11:12:46 -0800
Randy Dunlap <rdunlap@infradead.org> wrote:

> On 01/15/2018 11:10 AM, Steven Rostedt wrote:
> > On Mon, 15 Jan 2018 11:07:27 -0800
> > Randy Dunlap <rdunlap@infradead.org> wrote:
> >
> >> From: Randy Dunlap <rdunlap@infradead.org>
> >>
> >> I regularly get 50 MB - 60 MB files during kernel randconfig builds.
> >> These large files mostly contain (many repeats of; e.g., 124,594):
> >>
> >> In file included from ../include/linux/string.h:6:0,
> >> from ../include/linux/uuid.h:20,
> >> from ../include/linux/mod_devicetable.h:13,
> >> from ../scripts/mod/devicetable-offsets.c:3:
> >> ../include/linux/compiler.h:64:4: warning: '______f' is static but declared in inline function 'strcpy' which is not static [enabled by default]
> >> ______f = { \
> >> ^
> >> ../include/linux/compiler.h:56:23: note: in expansion of macro '__trace_if'
> >> ^
> >> ../include/linux/string.h:425:2: note: in expansion of macro 'if'
> >> if (p_size == (size_t)-1 && q_size == (size_t)-1)
> >> ^
> >>
> >> This only happens when CONFIG_FORTIFY_SOURCE=y and
> >> CONFIG_PROFILE_ALL_BRANCHES=y, so prevent PROFILE_ALL_BRANCHES if
> >> FORTIFY_SOURCE=y.
> >>
> >> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> >> Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
> >
> > I'm actually working on a patch that I need to send to Linus before
> > 4.15 is released. Want me to add this one too? Or do you have your own
> > branch to push to mainline with?
>
> I don't have any branch to push. Please merge it whenever you think it's
> appropriate.
>

I'll take it. Thanks,

-- Steve

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