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From: "tip-bot2 for Josh Poimboeuf" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: kernel test robot <lkp@intel.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Josh Poimboeuf <jpoimboe@kernel.org>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	x86@kernel.org, linux-kernel@vger.kernel.org
Subject: [tip: objtool/core] scsi: message: fusion: Mark mpt_halt_firmware() __noreturn
Date: Mon, 17 Apr 2023 10:46:45 -0000	[thread overview]
Message-ID: <168172840572.404.16516527452411089196.tip-bot2@tip-bot2> (raw)
In-Reply-To: <d8129817423422355bf30e90dadc6764261b53e0.1681342859.git.jpoimboe@kernel.org>

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

Commit-ID:     6e36a56a5f617262c0e8ae7e961487361c720b9e
Gitweb:        https://git.kernel.org/tip/6e36a56a5f617262c0e8ae7e961487361c720b9e
Author:        Josh Poimboeuf <jpoimboe@kernel.org>
AuthorDate:    Wed, 12 Apr 2023 16:49:40 -07:00
Committer:     Peter Zijlstra <peterz@infradead.org>
CommitterDate: Fri, 14 Apr 2023 17:31:27 +02:00

scsi: message: fusion: Mark mpt_halt_firmware() __noreturn

mpt_halt_firmware() doesn't return.  Mark it as such.

Fixes the following warnings:

  vmlinux.o: warning: objtool: mptscsih_abort+0x7f4: unreachable instruction
  vmlinux.o: warning: objtool: mptctl_timeout_expired+0x310: unreachable instruction

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Mark Rutland <mark.rutland@arm.com>
Debugged-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/d8129817423422355bf30e90dadc6764261b53e0.1681342859.git.jpoimboe@kernel.org
---
 drivers/message/fusion/mptbase.c | 2 +-
 drivers/message/fusion/mptbase.h | 2 +-
 tools/objtool/check.c            | 1 +
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 9b3ba2d..4f0afce 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -6935,7 +6935,7 @@ EXPORT_SYMBOL(mpt_clear_taskmgmt_in_progress_flag);
  *	@ioc: Pointer to MPT_ADAPTER structure
  *
  **/
-void
+void __noreturn
 mpt_halt_firmware(MPT_ADAPTER *ioc)
 {
 	u32	 ioc_raw_state;
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index 4bd0682..0f226cd 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -945,7 +945,7 @@ extern int	mpt_raid_phys_disk_get_num_paths(MPT_ADAPTER *ioc,
 		u8 phys_disk_num);
 extern int	 mpt_set_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc);
 extern void	 mpt_clear_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc);
-extern void     mpt_halt_firmware(MPT_ADAPTER *ioc);
+extern void __noreturn mpt_halt_firmware(MPT_ADAPTER *ioc);
 
 
 /*
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 724a63b..e1b01ea 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -219,6 +219,7 @@ static bool __dead_end_function(struct objtool_file *file, struct symbol *func,
 		"lbug_with_loc",
 		"machine_real_restart",
 		"make_task_dead",
+		"mpt_halt_firmware",
 		"nmi_panic_self_stop",
 		"panic",
 		"panic_smp_self_stop",

  reply	other threads:[~2023-04-17 10:49 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-12 23:49 [PATCH v2 00/11] Sprinkle more __noreturn Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 01/11] init: Mark [arch_call_]rest_init() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 02/11] init: Mark start_kernel() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 03/11] x86/head: Mark *_start_kernel() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 04/11] arm64/cpu: Mark cpu_park_loop() and friends __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 05/11] cpu: Mark panic_smp_self_stop() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 06/11] cpu: Mark nmi_panic_self_stop() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 07/11] objtool: Include weak functions in global_noreturns check Josh Poimboeuf
2023-04-14 14:32   ` Miroslav Benes
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 08/11] btrfs: Mark btrfs_assertfail() __noreturn Josh Poimboeuf
2023-04-13 14:57   ` David Sterba
2023-04-15  7:19   ` Anand Jain
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 09/11] x86/cpu: Mark {hlt,resume}_play_dead() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Josh Poimboeuf
2023-04-12 23:49 ` [PATCH v2 10/11] scsi: message: fusion: Mark mpt_halt_firmware() __noreturn Josh Poimboeuf
2023-04-17 10:46   ` tip-bot2 for Josh Poimboeuf [this message]
2023-04-12 23:49 ` [PATCH v2 11/11] x86/hyperv: Mark hv_ghcb_terminate() as noreturn Josh Poimboeuf
2023-04-17 10:46   ` [tip: objtool/core] " tip-bot2 for Guilherme G. Piccoli

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