From: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
To: Alexandre Courbot <gnurou-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: "devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org"
<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
Chris Johnson <CJohnson-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Linux Kernel Mailing List
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Karan Jhavar <kjhavar-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Matthew Longnecker
<MLongnecker-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Alexandre Courbot
<acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Joseph Lo <josephl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
"linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH] ARM: tegra: add basic SecureOS support
Date: Mon, 10 Jun 2013 10:10:12 +0100 [thread overview]
Message-ID: <20130610091012.GR18614@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CAAVeFuJuf2hrMaM5keoai65vAAg6JLrjDUvYm4e2zQvsw64_8A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Mon, Jun 10, 2013 at 04:47:22PM +0900, Alexandre Courbot wrote:
> One could remove the naked attribute and put there registers into the
> clobber list, but then the function will be inlined and we will have
> to ensure the parameters end up in the right register (and having a
> function that cannot be inlined is convenient in that respect). So as
> far as I can tell, having the function naked and saving the registers
> ourselves seems to be the most convenient way around this.
If you use such a large clobber list, you risk the compiler barfing on
you that it's run out of registers.
next prev parent reply other threads:[~2013-06-10 9:10 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-06 7:28 [PATCH] ARM: tegra: add basic SecureOS support Alexandre Courbot
[not found] ` <1370503687-17767-1-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2013-06-06 9:35 ` Russell King - ARM Linux
[not found] ` <20130606093524.GM18614-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2013-06-06 10:23 ` Alex Courbot
2013-06-06 10:17 ` Tomasz Figa
2013-06-06 10:37 ` Alex Courbot
2013-06-06 16:28 ` Stephen Warren
2013-06-06 11:11 ` Dave Martin
2013-06-06 11:02 ` Dave Martin
[not found] ` <20130606110240.GA3320-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2013-06-07 7:25 ` Alexandre Courbot
2013-06-07 17:30 ` Dave Martin
2013-06-10 7:47 ` Alexandre Courbot
[not found] ` <CAAVeFuJuf2hrMaM5keoai65vAAg6JLrjDUvYm4e2zQvsw64_8A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-10 9:10 ` Russell King - ARM Linux [this message]
2013-06-06 12:26 ` Jassi Brar
[not found] ` <CABb+yY2SFfejMbbYOebMCUuMtAZF3u-yc+6z_MJTG2oOeSwL_g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-07 7:13 ` Alexandre Courbot
[not found] ` <CAAVeFuKxRuLdhO+-+YHG=c-TNGUUJbDj5AHj+K5e8y1JDEDksg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-07 8:52 ` Jassi Brar
2013-06-06 16:44 ` Stephen Warren
2013-06-06 18:08 ` Dave Martin
[not found] ` <20130606180824.GC3320-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2013-06-06 18:29 ` Stephen Warren
[not found] ` <51B0D4FA.5070500-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-06-07 17:47 ` Dave Martin
2013-06-07 9:03 ` Alexandre Courbot
[not found] ` <CAAVeFuJkV3VVfeinLrjCCef9ZqJNvKurQwVWnJsW-bZqniTQ1w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-07 18:13 ` Dave Martin
[not found] ` <20130607181318.GC29344-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2013-06-10 8:05 ` Alexandre Courbot
[not found] ` <CAAVeFuKsa=GsxexQOSOYPYvkAXaEZXfW1+zRmv25CtFEY=T_GQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-10 11:20 ` Dave Martin
[not found] ` <51B0BC80.9040007-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-06-07 8:11 ` Alexandre Courbot
[not found] ` <CAAVeFu+by44HnOzv_85kwgeCx5b9TxiMhr27x69QcUj9GRbk8A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-07 16:33 ` Stephen Warren
2013-06-10 8:11 ` Alexandre Courbot
[not found] ` <CAAVeFu+UMZikdWO20c9chvBcieOAUgOhz-nTEUpevFWnPNC_ZA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-10 9:14 ` Russell King - ARM Linux
[not found] ` <20130610091415.GS18614-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2013-06-10 16:35 ` Stephen Warren
2013-06-10 11:16 ` Dave Martin
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