Re: warning: objtool: ...: call without frame pointer save/setup; return with modified stack frame

2017-08-17 Thread Josh Poimboeuf
On Thu, Aug 17, 2017 at 04:09:58PM +0300, Meelis Roos wrote: > Today I coticed the following objtool warnings when compiling > 4.13-rc5+git for my Atom 330 PC: > > call without frame pointer save/setup > return with modified stack frame > > Examples (there is a lot more of them in practice): >

warning: objtool: ...: call without frame pointer save/setup; return with modified stack frame

2017-08-17 Thread Meelis Roos
Today I coticed the following objtool warnings when compiling 4.13-rc5+git for my Atom 330 PC: call without frame pointer save/setup return with modified stack frame Examples (there is a lot more of them in practice): arch/x86/kernel/smpboot.o: warning: objtool: arch_update_cpu_topology()+0x29: