From: Arnd Bergmann <arnd@arndb.de>
To: Michal Simek <michal.simek@xilinx.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Michal Simek <monstr@monstr.eu>,
git@xilinx.com, Stefan Asserhall <stefan.asserhall@xilinx.com>
Subject: Re: [PATCH 06/10] microblaze: Add sync to tlb operations
Date: Wed, 12 Feb 2020 14:00:54 +0100 [thread overview]
Message-ID: <CAK8P3a1r5SCc_Gi=ymN4ToRU08nx9omkJU3Xy9B2GoJF941vmg@mail.gmail.com> (raw)
In-Reply-To: <c3d70f467907944e2680678f8aacb6d04def3f20.1581497860.git.michal.simek@xilinx.com>
On Wed, Feb 12, 2020 at 9:58 AM Michal Simek <michal.simek@xilinx.com> wrote:
> diff --git a/arch/microblaze/kernel/misc.S b/arch/microblaze/kernel/misc.S
> index 6759af688451..1228a09d8109 100644
> --- a/arch/microblaze/kernel/misc.S
> +++ b/arch/microblaze/kernel/misc.S
> @@ -39,7 +39,7 @@ _tlbia_1:
> rsubi r11, r12, MICROBLAZE_TLB_SIZE - 1
> bneid r11, _tlbia_1 /* loop for all entries */
> addik r12, r12, 1
> - /* sync */
> + mbar 1 /* sync */
> rtsd r15, 8
> nop
> .size _tlbia, . - _tlbia
Is there any effect on non-SMP systems?
Arnd
next prev parent reply other threads:[~2020-02-12 13:01 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-12 8:57 [PATCH 00/10] Hi, Michal Simek
2020-02-12 8:57 ` [PATCH 01/10] microblaze: Convert headers to SPDX license Michal Simek
2020-02-12 8:57 ` [PATCH 02/10] microblaze: Remove architecture tlb.h and use generic one Michal Simek
2020-02-12 8:58 ` [PATCH 03/10] microblaze: Remove early printk setup Michal Simek
2020-02-12 8:58 ` [PATCH 04/10] microblaze: Remove empty headers Michal Simek
2020-02-12 8:58 ` [PATCH 05/10] microblaze: Define microblaze barrier Michal Simek
2020-02-12 8:58 ` [PATCH 06/10] microblaze: Add sync to tlb operations Michal Simek
2020-02-12 13:00 ` Arnd Bergmann [this message]
2020-02-12 13:01 ` Michal Simek
2020-02-12 8:58 ` [PATCH 07/10] microblaze: Add missing irqflags.h header Michal Simek
2020-02-12 8:58 ` [PATCH 08/10] microblaze: Remove unused boot_cpuid variable Michal Simek
2020-02-12 8:58 ` [PATCH 09/10] microblaze: Define percpu sestion in linker file Michal Simek
2020-02-12 8:58 ` [PATCH 10/10] microblaze: Use asm generic cmpxchg.h for !SMP case Michal Simek
2020-02-12 13:02 ` [PATCH 00/10] Hi, Arnd Bergmann
2020-02-12 13:32 ` Michal Simek
2020-02-13 23:47 ` Rob Herring
2020-02-17 14:27 ` Michal Simek
2020-02-25 16:32 ` Rob Herring
2020-02-27 7:31 ` Michal Simek
[not found] ` <BYAPR02MB5559708A5A584D05516D77EBA58A0@BYAPR02MB5559.namprd02.prod.outlook.com>
2020-06-01 14:05 ` Rob Herring
2020-02-25 11:34 ` Michal Simek
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