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From: Catalin Marinas <catalin.marinas@arm.com>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Tony Lindgren <tony@atomide.com>,
	linux-omap@vger.kernel.org, Will Deacon <will.deacon@arm.com>,
	linux-arm-kernel@lists.infradead.org,
	Bryan Wu <bryan.wu@canonical.com>
Subject: Re: [PATCH 0/4] Hacks to allow booting ARM SMP kernel on UP ARMv7
Date: Mon, 06 Sep 2010 10:38:30 +0100	[thread overview]
Message-ID: <1283765910.1926.4.camel@e102109-lin.cambridge.arm.com> (raw)
In-Reply-To: <20100906093424.GB20903@n2100.arm.linux.org.uk>

On Mon, 2010-09-06 at 10:34 +0100, Russell King - ARM Linux wrote:
> On Mon, Sep 06, 2010 at 10:28:53AM +0100, Catalin Marinas wrote:
> > I haven't followed your patches closely but can we restrict the ARMv6
> > SMP/UP support to only those cores that have TEX remapping (most of them
> > probably)?
> 
> We don't support TEX remapping on ARMv6.

I know but it's easy to enable if useful for the SMP/UP v6/v7
combination (with some restrictions).

-- 
Catalin


WARNING: multiple messages have this Message-ID (diff)
From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/4] Hacks to allow booting ARM SMP kernel on UP ARMv7
Date: Mon, 06 Sep 2010 10:38:30 +0100	[thread overview]
Message-ID: <1283765910.1926.4.camel@e102109-lin.cambridge.arm.com> (raw)
In-Reply-To: <20100906093424.GB20903@n2100.arm.linux.org.uk>

On Mon, 2010-09-06 at 10:34 +0100, Russell King - ARM Linux wrote:
> On Mon, Sep 06, 2010 at 10:28:53AM +0100, Catalin Marinas wrote:
> > I haven't followed your patches closely but can we restrict the ARMv6
> > SMP/UP support to only those cores that have TEX remapping (most of them
> > probably)?
> 
> We don't support TEX remapping on ARMv6.

I know but it's easy to enable if useful for the SMP/UP v6/v7
combination (with some restrictions).

-- 
Catalin

  reply	other threads:[~2010-09-06  9:38 UTC|newest]

Thread overview: 230+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-17 10:53 [PATCH 0/4] Hacks to allow booting ARM SMP kernel on UP ARMv7 Tony Lindgren
2010-08-17 10:53 ` Tony Lindgren
2010-08-17 10:53 ` [PATCH 1/4] ARM: Add SMP_ON_UP Kconfig option for booting SMP kernel on UP Tony Lindgren
2010-08-17 10:53   ` Tony Lindgren
2010-08-17 10:53 ` [PATCH 2/4] ARM: Allow optional UP processor functions for SMP kernels Tony Lindgren
2010-08-17 10:53   ` Tony Lindgren
2010-08-17 11:08   ` Russell King - ARM Linux
2010-08-17 11:08     ` Russell King - ARM Linux
2010-08-17 11:20     ` Tony Lindgren
2010-08-17 11:20       ` Tony Lindgren
2010-08-17 10:53 ` [PATCH 3/4] ARM: Set separate proc-v7 functions for SMP Tony Lindgren
2010-08-17 10:53   ` Tony Lindgren
2010-08-17 10:53 ` [PATCH 4/4] omap: Fix SMP on UP interrupt handling for multi-omap Tony Lindgren
2010-08-17 10:53   ` Tony Lindgren
2010-08-17 11:07   ` srinidhi
2010-08-17 11:07     ` srinidhi
2010-08-17 11:30     ` Tony Lindgren
2010-08-17 11:30       ` Tony Lindgren
2010-08-17 12:14       ` srinidhi
2010-08-17 12:14         ` srinidhi
2010-08-17 14:14         ` Tony Lindgren
2010-08-17 14:14           ` Tony Lindgren
2010-08-17 15:07           ` Shilimkar, Santosh
2010-08-17 15:07             ` Shilimkar, Santosh
2010-09-02 16:27       ` Tony Lindgren
2010-09-02 16:27         ` Tony Lindgren
2010-08-17 13:52 ` [PATCH 0/4] Hacks to allow booting ARM SMP kernel on UP ARMv7 Russell King - ARM Linux
2010-08-17 13:52   ` Russell King - ARM Linux
2010-08-17 14:12   ` Tony Lindgren
2010-08-17 14:12     ` Tony Lindgren
2010-08-17 15:40     ` Russell King - ARM Linux
2010-08-17 15:40       ` Russell King - ARM Linux
2010-08-19  7:38       ` Tony Lindgren
2010-08-19  7:38         ` Tony Lindgren
2010-08-19  9:38         ` Bryan Wu
2010-08-19  9:38           ` Bryan Wu
2010-08-19  9:57           ` Tony Lindgren
2010-08-19  9:57             ` Tony Lindgren
2010-08-19 10:20             ` Russell King - ARM Linux
2010-08-19 10:20               ` Russell King - ARM Linux
2010-08-20 12:06               ` Tony Lindgren
2010-08-20 12:06                 ` Tony Lindgren
2010-08-30 22:55                 ` Tony Lindgren
2010-08-30 22:55                   ` Tony Lindgren
2010-09-02 13:36                   ` Russell King - ARM Linux
2010-09-02 13:36                     ` Russell King - ARM Linux
2010-09-02 16:16                     ` Tony Lindgren
2010-09-02 16:16                       ` Tony Lindgren
2010-09-02 16:18                       ` [PATCH 1/6] ARM: Add inline function smp_on_up() for early init testing Tony Lindgren
2010-09-02 16:18                         ` Tony Lindgren
2010-09-02 17:08                         ` Russell King - ARM Linux
2010-09-02 17:08                           ` Russell King - ARM Linux
2010-09-02 17:15                           ` [PATCH 0/6] " Tony Lindgren
2010-09-02 17:15                             ` Tony Lindgren
2010-09-02 17:42                           ` [PATCH 1/6] " Tony Lindgren
2010-09-02 17:42                             ` Tony Lindgren
2010-09-02 19:26                             ` [PATCH 1/6] ARM: Add inline function smp_cpu() " Tony Lindgren
2010-09-02 19:26                               ` Tony Lindgren
2010-09-03  0:08                               ` Tony Lindgren
2010-09-03  0:08                                 ` Tony Lindgren
2010-09-03  2:22                                 ` Tony Lindgren
2010-09-03  2:22                                   ` Tony Lindgren
2010-09-03  8:58                                   ` Will Deacon
2010-09-03  9:02                                     ` Russell King - ARM Linux
2010-09-03  9:02                                       ` Russell King - ARM Linux
2010-09-03  9:07                                       ` Will Deacon
2010-09-03  9:07                                       ` Will Deacon
2010-09-03  8:58                                   ` Will Deacon
2010-09-03 12:12                               ` Shilimkar, Santosh
2010-09-03 12:12                                 ` Shilimkar, Santosh
2010-09-03 12:23                                 ` Will Deacon
2010-09-03 12:23                                 ` Will Deacon
2010-09-03 12:31                                   ` Shilimkar, Santosh
2010-09-03 12:31                                     ` Shilimkar, Santosh
2010-09-05  1:53                                 ` Michał Nazarewicz
2010-09-05  1:53                                   ` Michał Nazarewicz
2010-09-03 12:09                             ` [PATCH 1/6] ARM: Add inline function smp_on_up() " Shilimkar, Santosh
2010-09-03 12:09                               ` Shilimkar, Santosh
2010-09-06 10:17                               ` Bryan Wu
2010-09-06 10:17                                 ` Bryan Wu
2010-09-08  3:26                                 ` Tony Lindgren
2010-09-08  3:26                                   ` Tony Lindgren
2010-09-08 20:26                                   ` Tony Lindgren
2010-09-08 20:26                                     ` Tony Lindgren
2010-09-09  3:45                                     ` Bryan Wu
2010-09-09  3:45                                       ` Bryan Wu
2010-09-02 16:19                       ` [PATCH 2/6] ARM: Use SMP and UP macros for cacheflush Tony Lindgren
2010-09-02 16:19                         ` Tony Lindgren
2010-09-03 11:57                         ` Shilimkar, Santosh
2010-09-03 11:57                           ` Shilimkar, Santosh
2010-09-04 10:57                           ` Russell King - ARM Linux
2010-09-04 10:57                             ` Russell King - ARM Linux
2010-09-04 11:01                             ` Shilimkar, Santosh
2010-09-04 11:01                               ` Shilimkar, Santosh
2010-09-02 16:20                       ` [PATCH 3/6] ARM: Fix v7wbi_tlb_flags for SMP on UP Tony Lindgren
2010-09-02 16:20                         ` Tony Lindgren
2010-09-02 16:25                         ` Russell King - ARM Linux
2010-09-02 16:25                           ` Russell King - ARM Linux
2010-09-02 16:34                           ` Tony Lindgren
2010-09-02 16:34                             ` Tony Lindgren
2010-09-02 23:47                             ` Tony Lindgren
2010-09-02 23:47                               ` Tony Lindgren
2010-09-03  9:07                               ` Russell King - ARM Linux
2010-09-03  9:07                                 ` Russell King - ARM Linux
2010-09-03  9:10                                 ` Russell King - ARM Linux
2010-09-03  9:10                                   ` Russell King - ARM Linux
2010-09-03 17:04                                   ` Tony Lindgren
2010-09-03 17:04                                     ` Tony Lindgren
2010-09-03 19:36                                     ` Russell King - ARM Linux
2010-09-03 19:36                                       ` Russell King - ARM Linux
2010-09-06 11:46                                   ` Catalin Marinas
2010-09-06 11:46                                     ` Catalin Marinas
2010-09-06 15:34                                     ` Russell King - ARM Linux
2010-09-06 15:34                                       ` Russell King - ARM Linux
2010-09-06 15:53                                       ` Catalin Marinas
2010-09-06 15:53                                         ` Catalin Marinas
2010-09-06 16:36                                         ` Russell King - ARM Linux
2010-09-06 16:36                                           ` Russell King - ARM Linux
2010-09-06 17:11                                           ` Catalin Marinas
2010-09-06 17:11                                             ` Catalin Marinas
2010-09-02 16:21                       ` [PATCH 4/6] ARM: Do not call test_for_ipi or test_for_ltrirq on UP systems Tony Lindgren
2010-09-02 16:21                         ` Tony Lindgren
2010-09-03 12:00                         ` Shilimkar, Santosh
2010-09-03 12:00                           ` Shilimkar, Santosh
2010-09-04 10:55                           ` Russell King - ARM Linux
2010-09-04 10:55                             ` Russell King - ARM Linux
2010-09-04 10:55                         ` Russell King - ARM Linux
2010-09-04 10:55                           ` Russell King - ARM Linux
2010-09-02 16:22                       ` [PATCH 5/6] ARM: Don't set TLB ops broadcasting on UP ARMv7 Tony Lindgren
2010-09-02 16:22                         ` Tony Lindgren
2010-09-02 16:57                         ` Russell King - ARM Linux
2010-09-02 16:57                           ` Russell King - ARM Linux
2010-09-02 17:21                           ` Tony Lindgren
2010-09-02 17:21                             ` Tony Lindgren
2010-09-02 18:01                             ` Russell King - ARM Linux
2010-09-02 18:01                               ` Russell King - ARM Linux
2010-09-02 18:13                               ` Tony Lindgren
2010-09-02 18:13                                 ` Tony Lindgren
2010-09-02 18:18                                 ` Russell King - ARM Linux
2010-09-02 18:18                                   ` Russell King - ARM Linux
2010-09-02 16:23                       ` [PATCH 6/6] omap: Fix SMP on UP interrupt handling for multi-omap Tony Lindgren
2010-09-02 16:23                         ` Tony Lindgren
2010-09-02 19:30                         ` Tony Lindgren
2010-09-02 19:30                           ` Tony Lindgren
2010-09-03 12:15                           ` Shilimkar, Santosh
2010-09-03 12:15                             ` Shilimkar, Santosh
2010-09-08  3:30                             ` Tony Lindgren
2010-09-08  3:30                               ` Tony Lindgren
2010-09-03 12:06                         ` Shilimkar, Santosh
2010-09-03 12:06                           ` Shilimkar, Santosh
2010-09-04 11:05                           ` Russell King - ARM Linux
2010-09-04 11:05                             ` Russell King - ARM Linux
2010-09-04 11:22                             ` Shilimkar, Santosh
2010-09-04 11:22                               ` Shilimkar, Santosh
2010-09-03  4:20                       ` [PATCH 0/4] Hacks to allow booting ARM SMP kernel on UP ARMv7 Bryan Wu
2010-09-03  4:20                         ` Bryan Wu
2010-09-03  7:46                         ` Russell King - ARM Linux
2010-09-03  7:46                           ` Russell King - ARM Linux
2010-09-06  9:28                       ` Catalin Marinas
2010-09-06  9:28                         ` Catalin Marinas
2010-09-06  9:34                         ` Russell King - ARM Linux
2010-09-06  9:34                           ` Russell King - ARM Linux
2010-09-06  9:38                           ` Catalin Marinas [this message]
2010-09-06  9:38                             ` Catalin Marinas
2010-09-06 10:06                             ` Russell King - ARM Linux
2010-09-06 10:06                               ` Russell King - ARM Linux
2010-09-06 10:39                               ` Catalin Marinas
2010-09-06 10:39                                 ` Catalin Marinas
2010-09-02 13:33         ` Russell King - ARM Linux
2010-09-02 13:33           ` Russell King - ARM Linux
2010-09-03  1:39           ` Tony Lindgren
2010-09-03  1:39             ` Tony Lindgren
2010-08-23 16:59 ` Will Deacon
2010-08-23 16:59 ` Will Deacon
2010-08-30 22:53   ` Tony Lindgren
2010-08-30 22:53     ` Tony Lindgren
2010-09-06 10:44 ` Russell King - ARM Linux
2010-09-06 10:44   ` Russell King - ARM Linux
2010-09-06 15:16   ` Catalin Marinas
2010-09-06 15:16     ` Catalin Marinas
2010-09-06 18:03   ` Tony Lindgren
2010-09-06 18:03     ` Tony Lindgren
2010-09-08  3:09     ` Tony Lindgren
2010-09-08  3:09       ` Tony Lindgren
2010-09-08  3:12       ` [PATCH] ARM: Check for is_smp for tlb_ops and cache_ops boardcast Tony Lindgren
2010-09-08  3:12         ` Tony Lindgren
2010-09-08  3:14         ` [PATCH] ARM: Don't try to send IPI on UP systems with CONFIG_SMP Tony Lindgren
2010-09-08  3:14           ` Tony Lindgren
2010-09-08  3:17           ` [PATCH] omap: Fix CONFIG_LOCAL_TIMERS initialization for multi-omap Tony Lindgren
2010-09-08  3:17             ` Tony Lindgren
2010-09-08  7:26             ` Shilimkar, Santosh
2010-09-08  7:26               ` Shilimkar, Santosh
2010-09-08  7:30           ` [PATCH] ARM: Don't try to send IPI on UP systems with CONFIG_SMP Shilimkar, Santosh
2010-09-08  7:30             ` Shilimkar, Santosh
2010-09-08  8:56           ` Russell King - ARM Linux
2010-09-08  8:56             ` Russell King - ARM Linux
2010-09-08 19:32             ` Tony Lindgren
2010-09-08 19:32               ` Tony Lindgren
2010-10-05 22:19         ` [PATCH] ARM: Check for is_smp for tlb_ops and cache_ops boardcast Tony Lindgren
2010-10-05 22:19           ` Tony Lindgren
2010-10-05 22:33           ` Russell King - ARM Linux
2010-10-05 22:33             ` Russell King - ARM Linux
2010-10-06 14:44             ` Tony Lindgren
2010-10-06 14:44               ` Tony Lindgren
2010-10-06 22:33               ` Russell King - ARM Linux
2010-10-06 22:33                 ` Russell King - ARM Linux
2010-10-06 23:07                 ` Tony Lindgren
2010-10-06 23:07                   ` Tony Lindgren
2010-09-14 18:59   ` [PATCH] ARM: Handle __flush_icache_all for CONFIG_SMP_ON_UP Tony Lindgren
2010-09-14 18:59     ` Tony Lindgren
2010-09-14 19:03     ` [PATCH] omap: Update omap3_defconfig to work with SMP_ON_UP Tony Lindgren
2010-09-14 19:03       ` Tony Lindgren
2010-09-14 19:05       ` [PATCH] omap: Update omap3_defconfig for omap2 Tony Lindgren
2010-09-14 19:05         ` Tony Lindgren
2010-09-14 19:17       ` [PATCH] omap: Update omap3_defconfig to work with SMP_ON_UP Shilimkar, Santosh
2010-09-14 19:17         ` Shilimkar, Santosh
2010-09-14 20:27         ` Tony Lindgren
2010-09-14 20:27           ` Tony Lindgren
2010-09-15  6:11           ` Shilimkar, Santosh
2010-09-15  6:11             ` Shilimkar, Santosh
2010-09-15 16:11             ` Tony Lindgren
2010-09-15 16:11               ` Tony Lindgren
2010-09-15 18:25               ` Shilimkar, Santosh
2010-09-15 18:25                 ` Shilimkar, Santosh
2010-09-15 23:15                 ` Tony Lindgren
2010-09-15 23:15                   ` Tony Lindgren
2010-09-16 17:05     ` [PATCH] ARM: Handle __flush_icache_all for CONFIG_SMP_ON_UP Catalin Marinas
2010-09-16 17:05       ` Catalin Marinas
2010-09-21 16:16     ` Tony Lindgren
2010-09-21 16:16       ` Tony Lindgren

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