On Tuesday, July 9, 2019, Muni Sekhar <munisekhar...@gmail.com> wrote:
> Hi All, > > > My Kernel is built with the following options: > > > > CONFIG_CC_STACKPROTECTOR=y > > CONFIG_CC_STACKPROTECTOR_STRONG=y > > > > > > We use out-of-tree kernel modules in our project and I need to measure the > performance of it by using a bit older gcc version 4.8.5. > > > > I can build the modules with gcc above 5 version, but when I try to use > gcc version 4.8.5 I’m getting the following error: > > > > Makefile:693: Cannot use CONFIG_CC_STACKPROTECTOR_STRONG: > -fstack-protector-strong not supported by compiler > > > > So it looks like gcc 4.8.5 does not support CONFIG_CC_STACKPROTECTOR_STRONG > option, but how to instruct gcc to ignore this one? > > > > In runtime, is it possible to instruct kernel to ignore > “CONFIG_CC_STACKPROTECTOR_STRONG=y” (without building the kernel) by > using sysctl or any other method? > > > Just disable it in your .config file > Any help is appreciated. > > > -- > Thanks, > Sekhar > -- Regards / Mit besten Grüßen, Denis
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