linux-kernel - [PATCH] x86: Correct noinstr qualifiers

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Date:   Thu, 23 Jul 2020 09:14:05 -0700
From:   ira.weiny@...el.com
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Ira Weiny <ira.weiny@...el.com>, Tony Luck <tony.luck@...el.com>,
        x86@...nel.org, linux-kernel@...r.kernel.org,
        linux-edac@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Andy Lutomirski <luto@...nel.org>
Subject: [PATCH] x86: Correct noinstr qualifiers

From: Ira Weiny <ira.weiny@...el.com>

The noinstr qualifier is to be specified before the return type in the
same way inline is used.

These 2 cases were missed by previous patches.

Reviewed-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Ira Weiny <ira.weiny@...el.com>
---
 arch/x86/kernel/alternative.c  | 2 +-
 arch/x86/kernel/cpu/mce/core.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 20e07feb4064..4b7b980c87df 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -1046,7 +1046,7 @@ static __always_inline int patch_cmp(const void *key, const void *elt)
 	return 0;
 }
 
-int noinstr poke_int3_handler(struct pt_regs *regs)
+noinstr int poke_int3_handler(struct pt_regs *regs)
 {
 	struct bp_patching_desc *desc;
 	struct text_poke_loc *tp;
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index 1a0139d9a34b..c5204d7bca2b 100644
--- a/arch/x86/kernel/cpu/mce/core.c
+++ b/arch/x86/kernel/cpu/mce/core.c
@@ -1214,7 +1214,7 @@ static void kill_me_maybe(struct callback_head *cb)
  * backing the user stack, tracing that reads the user stack will cause
  * potentially infinite recursion.
  */
-void noinstr do_machine_check(struct pt_regs *regs)
+noinstr void do_machine_check(struct pt_regs *regs)
 {
 	DECLARE_BITMAP(valid_banks, MAX_NR_BANKS);
 	DECLARE_BITMAP(toclear, MAX_NR_BANKS);
-- 
2.25.1