Re: [Qemu-devel] [PATCH] configure: add option to disable -fstack-protector flags

2014-01-13 Thread Stefan Weil
Hi, please see comments below. Am 13.01.2014 21:00, schrieb Steven Noonan: > The -fstack-protector flag family is useful for ensuring safety and for > debugging, but has a performance impact. Here are some boot time comparisons > of > the various versions of -fstack-protector using qemu-system-a

[Qemu-devel] [PATCH] configure: add option to disable -fstack-protector flags

2014-01-13 Thread Steven Noonan
The -fstack-protector flag family is useful for ensuring safety and for debugging, but has a performance impact. Here are some boot time comparisons of the various versions of -fstack-protector using qemu-system-arm on an x86_64 host: # -fstack-protector-all Startup finished in 1.810s (ker