[tip: objtool/core] x86/paravirt: Mark arch_local_irq_*() __always_inline - tip-bot2 for Peter Zijlstra

From: "tip-bot2 for Peter Zijlstra" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: "Peter Zijlstra (Intel)" <peterz@infradead.org>,
	Juergen Gross <jgross@suse.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org
Subject: [tip: objtool/core] x86/paravirt: Mark arch_local_irq_*() __always_inline
Date: Wed, 15 Sep 2021 15:49:25 -0000	[thread overview]
Message-ID: <163172096597.25758.2067221531217278079.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20210624095148.373073648@infradead.org>

The following commit has been merged into the objtool/core branch of tip:

Commit-ID:     e9382440de18718fb6f878986c0844c30abc6f99
Gitweb:        https://git.kernel.org/tip/e9382440de18718fb6f878986c0844c30abc6f99
Author:        Peter Zijlstra <peterz@infradead.org>
AuthorDate:    Thu, 24 Jun 2021 11:41:11 +02:00
Committer:     Peter Zijlstra <peterz@infradead.org>
CommitterDate: Wed, 15 Sep 2021 15:51:47 +02:00

x86/paravirt: Mark arch_local_irq_*() __always_inline

vmlinux.o: warning: objtool: lockdep_hardirqs_on()+0x72: call to arch_local_save_flags() leaves .noinstr.text section
vmlinux.o: warning: objtool: lockdep_hardirqs_off()+0x73: call to arch_local_save_flags() leaves .noinstr.text section
vmlinux.o: warning: objtool: match_held_lock()+0x11f: call to arch_local_save_flags() leaves .noinstr.text section

vmlinux.o: warning: objtool: lock_is_held_type()+0x4e: call to arch_local_irq_save() leaves .noinstr.text section

vmlinux.o: warning: objtool: lock_is_held_type()+0x65: call to arch_local_irq_disable() leaves .noinstr.text section

vmlinux.o: warning: objtool: lock_is_held_type()+0xfe: call to arch_local_irq_enable() leaves .noinstr.text section

It makes no sense to not inline these things.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Juergen Gross <jgross@suse.com>
Link: https://lore.kernel.org/r/20210624095148.373073648@infradead.org
---
 arch/x86/include/asm/paravirt.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index da3a1ac..89a5322 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -678,23 +678,23 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu);
 	((struct paravirt_callee_save) { func })
 
 #ifdef CONFIG_PARAVIRT_XXL
-static inline notrace unsigned long arch_local_save_flags(void)
+static __always_inline unsigned long arch_local_save_flags(void)
 {
 	return PVOP_ALT_CALLEE0(unsigned long, irq.save_fl, "pushf; pop %%rax;",
 				ALT_NOT(X86_FEATURE_XENPV));
 }
 
-static inline notrace void arch_local_irq_disable(void)
+static __always_inline void arch_local_irq_disable(void)
 {
 	PVOP_ALT_VCALLEE0(irq.irq_disable, "cli;", ALT_NOT(X86_FEATURE_XENPV));
 }
 
-static inline notrace void arch_local_irq_enable(void)
+static __always_inline void arch_local_irq_enable(void)
 {
 	PVOP_ALT_VCALLEE0(irq.irq_enable, "sti;", ALT_NOT(X86_FEATURE_XENPV));
 }
 
-static inline notrace unsigned long arch_local_irq_save(void)
+static __always_inline unsigned long arch_local_irq_save(void)
 {
 	unsigned long f;
 
