From: Borislav Petkov <bp@alien8.de>
To: Ingo Molnar <mingo@kernel.org>
Cc: X86 ML <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH v1.1] x86/asm/entry: Make thunk's restore a local label
Date: Fri, 8 Jul 2016 16:10:16 +0200 [thread overview]
Message-ID: <20160708141016.GH3808@pd.tnic> (raw)
In-Reply-To: <20160708133851.GA6864@gmail.com>
On Fri, Jul 08, 2016 at 03:38:51PM +0200, Ingo Molnar wrote:
> Btw., could we make it .L_restore to make it more readable - or does the
> underscore confuse tooling?
Nah, builds fine too.
---
From: Borislav Petkov <bp@suse.de>
Date: Fri, 8 Jul 2016 16:01:48 +0200
Subject: [PATCH v1.1] x86/asm/entry: Make thunk's restore a local label
No need to have it appear in objdump output.
No functionality change.
Signed-off-by: Borislav Petkov <bp@suse.de>
---
arch/x86/entry/thunk_64.S | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/x86/entry/thunk_64.S b/arch/x86/entry/thunk_64.S
index 027aec4a74df..627ecbcb2e62 100644
--- a/arch/x86/entry/thunk_64.S
+++ b/arch/x86/entry/thunk_64.S
@@ -33,7 +33,7 @@
.endif
call \func
- jmp restore
+ jmp .L_restore
_ASM_NOKPROBE(\name)
.endm
@@ -54,7 +54,7 @@
#if defined(CONFIG_TRACE_IRQFLAGS) \
|| defined(CONFIG_DEBUG_LOCK_ALLOC) \
|| defined(CONFIG_PREEMPT)
-restore:
+.L_restore:
popq %r11
popq %r10
popq %r9
@@ -66,5 +66,5 @@ restore:
popq %rdi
popq %rbp
ret
- _ASM_NOKPROBE(restore)
+ _ASM_NOKPROBE(.L_restore)
#endif
--
2.7.3
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
next prev parent reply other threads:[~2016-07-08 14:10 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-23 11:49 [PATCH] x86/asm/entry: Make thunk's restore a local label Borislav Petkov
2016-07-08 13:38 ` Ingo Molnar
2016-07-08 14:10 ` Borislav Petkov [this message]
2016-07-08 14:48 ` [tip:x86/asm] " tip-bot for Borislav Petkov
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