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From: Andreas Schwab <schwab@suse.de>
To: u-boot@lists.denx.de
Subject: [PATCH] efi_loader: Enable run-time variable support for tee based variables
Date: Fri, 15 Jan 2021 17:34:04 +0100	[thread overview]
Message-ID: <87v9by6txf.fsf@igel.home> (raw)
In-Reply-To: <CAOnJCU+J8_4vTFZHFqyK-j4dCPv4booj0g1uV+d41T4dHfiNEQ@mail.gmail.com> (Atish Patra's message of "Thu, 14 Jan 2021 13:31:05 -0800")

On Jan 14 2021, Atish Patra wrote:

> I am a bit confused how this will work. This means it will reside in GOT
> which is not mapped in virtual address for Linux. Whenever we try to
> invoke get_variable service, it will panic.
> Did we miss a trick in RISC-V ?

I think the problem really is that RISC-V use -fpic for compiling.  If I
change that to -fpie, there is no longer a GOT reference.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab at suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

  parent reply	other threads:[~2021-01-15 16:34 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-23  7:53 [PATCH] efi_loader: Enable run-time variable support for tee based variables Ilias Apalodimas
2020-07-23 10:32 ` Heinrich Schuchardt
2020-07-23 11:10   ` ilias.apalodimas at linaro.org
2021-01-14 21:31 ` Atish Patra
2021-01-15  0:01   ` Ilias Apalodimas
2021-01-15 16:34   ` Andreas Schwab [this message]
2021-01-15 17:42     ` Ilias Apalodimas
2021-01-15 19:46       ` Andreas Schwab

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