Messages in this thread | | | From | Denys Vlasenko <> | Date | Mon, 12 Jan 2015 00:06:04 +0100 | Subject | Re: [PATCH 3/4] x86: open-code register save/restore in trace_hardirqs thunks |
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On Sun, Jan 11, 2015 at 11:54 AM, Borislav Petkov <bp@alien8.de> wrote: > On Sun, Jan 11, 2015 at 04:33:58AM +0100, Denys Vlasenko wrote: >> I understand Andy's post. >> My question is, what about places like this? >> >> > .macro op_safe_regs op >> > ENTRY(\op\()_safe_regs) >> > CFI_STARTPROC >> > pushl_cfi %ebx >> > pushl_cfi %ebp >> > pushl_cfi %esi >> > pushl_cfi %edi >> >> Do we need to convert it to use macros which also do >> "CFI_REL_OFFSET reg, 0" thingy, or not? >> In either case: why? > > What is different at those places to not use the CFI annotations?
Okay, sending a patch which _probably_ does the right thing...
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