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Date: Mon, 20 Dec 2010 16:49:52 -0500 From: Arnaud Lacombe <lacombar@...il.com> To: Stephen Boyd <sboyd@...eaurora.org> Cc: Greg Kroah-Hartman <gregkh@...e.de>, linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, Tony Lindgren <tony@...mide.com>, Arnd Bergmann <arnd@...db.de>, Nicolas Pitre <nicolas.pitre@...aro.org>, Daniel Walker <dwalker@...eaurora.org> Subject: Re: [PATCH 1/3] hvc_dcc: Fix bad code generation by marking assembly volatile Hi, On Mon, Dec 20, 2010 at 3:08 PM, Stephen Boyd <sboyd@...eaurora.org> wrote: > Without marking the asm __dcc_getstatus() volatile my compiler > decides [...] What compiler ? That might be a usefull information to know, espectially 5 years from now when tracing code history. There has been similar issue with gcc 4.5 recently. AFAIK, in the same idea, the final change has been to mark the asm volatile. Thanks, - Arnaud -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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