linux-kernel - Re: linux-next: Tree for Jan 5 (objtool: 3 warnings)

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Date:   Tue, 5 Jan 2021 16:52:28 -0600
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: linux-next: Tree for Jan 5 (objtool: 3 warnings)

On Tue, Jan 05, 2021 at 12:48:20PM -0800, Randy Dunlap wrote:
> On 1/4/21 6:50 PM, Stephen Rothwell wrote:
> > Hi all,
> > 
> > Changes since 20210104:
> > 
> 
> on x86_64:
> 
> vmlinux.o: warning: objtool: __do_fast_syscall_32()+0x47: call to syscall_enter_from_user_mode_work() leaves .noinstr.text section
> vmlinux.o: warning: objtool: __sev_es_nmi_complete()+0xc7: call to sev_es_wr_ghcb_msr() leaves .noinstr.text section
> vmlinux.o: warning: objtool: lock_is_held_type()+0xb: call to lockdep_enabled() leaves .noinstr.text section
> 
> 
> Full randconfig file is attached.

These look like legit noinstr warnings.  Thomas, Peter?

-- 
Josh