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From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/4] ARM: Remove the domain switching on ARMv6k/v7 CPUs
Date: Mon, 24 May 2010 14:59:48 +0100	[thread overview]
Message-ID: <20100524135948.GD21117@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1274709172.4720.57.camel@e102109-lin.cambridge.arm.com>

On Mon, May 24, 2010 at 02:52:52PM +0100, Catalin Marinas wrote:
> @@ -77,7 +78,11 @@ int show_fiq_list(struct seq_file *p, void *v)
>  
>  void set_fiq_handler(void *start, unsigned int length)
>  {
> +#if defined(CONFIG_CPU_USE_DOMAINS)
>  	memcpy((void *)0xffff001c, start, length);
> +#else
> +	memcpy(vectors_page + 0x1c, start, length);
> +#endif
>  	flush_icache_range(0xffff001c, 0xffff001c + length);

This is clearly buggy from an I/D coherency point of view.

  reply	other threads:[~2010-05-24 13:59 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-20 14:29 [PATCH 0/4] Patches for -next Catalin Marinas
2010-05-20 14:30 ` [PATCH 1/4] ARM: Remove the domain switching on ARMv6k/v7 CPUs Catalin Marinas
2010-05-24 11:45   ` Russell King - ARM Linux
2010-05-24 13:25     ` Catalin Marinas
2010-05-24 13:52       ` Catalin Marinas
2010-05-24 13:59         ` Russell King - ARM Linux [this message]
2010-05-24 14:02           ` Catalin Marinas
2010-05-20 14:30 ` [PATCH 2/4] ARM: Use lazy cache flushing on ARMv7 SMP systems Catalin Marinas
2010-05-20 14:30 ` [PATCH 3/4] ARM: Assume new page cache pages have dirty D-cache Catalin Marinas
2010-05-20 14:30 ` [PATCH 4/4] ARM: Defer the L_PTE_EXEC flag setting to update_mmu_cache() on SMP Catalin Marinas
2010-05-21  5:59 ` [PATCH 0/4] Patches for -next Shilimkar, Santosh
2010-05-21  6:06   ` Shilimkar, Santosh
2010-05-21  9:52   ` Catalin Marinas
2010-05-21 10:57     ` Shilimkar, Santosh
2010-05-21 14:49       ` Catalin Marinas
2010-05-21 14:52         ` Shilimkar, Santosh
2010-05-21 19:04     ` Russell King - ARM Linux
2010-05-24 11:31       ` Catalin Marinas
2010-05-24 12:08         ` Russell King - ARM Linux
2010-05-24 13:06           ` Catalin Marinas
2010-05-26 13:06             ` Catalin Marinas
2010-05-26 18:28               ` Russell King - ARM Linux
2010-05-27 11:04                 ` Catalin Marinas

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