From: Tom Rini <trini@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 02/11] env_mmc.c: Make the non-redundant env_relocate_spec use malloc not stack
Date: Sun, 6 Oct 2013 16:40:46 -0400 [thread overview]
Message-ID: <20131006204046.GN15917@bill-the-cat> (raw)
In-Reply-To: <20131005200013.D5132380A3C@gemini.denx.de>
On Sat, Oct 05, 2013 at 10:00:13PM +0200, Wolfgang Denk wrote:
> Dear Tom Rini,
>
> In message <1380227287-26057-3-git-send-email-trini@ti.com> you wrote:
> > Switch the case of non-redundant non-embedded environment to use malloc
> > to allocate buffers, rather than place them on the stack, like the
> > redundant case does.
>
> What exactly would be the benefit of this change? It just adds code
> size and execution time and makes the code more complex, without any
> appearent advanteages?
The main advantage is that we can use this code in environments with
less than CONFIG_ENV_SIZE worth of stack available. Arguably it makes
the behaviour and code paths similar for redundant and non-redundant
cases (but someone posted a patch to make the redundant case use the
stack).
--
Tom
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next prev parent reply other threads:[~2013-10-06 20:40 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-26 20:27 [U-Boot] [PATCH 00/11] NAND/MMC environment in SPL, Falcon Mode enhancements Tom Rini
2013-09-26 20:27 ` [U-Boot] [PATCH 01/11] fw_env.c: Increase max dev path to 32 Tom Rini
2013-10-05 20:02 ` Wolfgang Denk
2013-10-06 20:55 ` Tom Rini
2013-10-07 5:47 ` Wolfgang Denk
2013-10-07 12:06 ` Tom Rini
2013-09-26 20:27 ` [U-Boot] [PATCH 02/11] env_mmc.c: Make the non-redundant env_relocate_spec use malloc not stack Tom Rini
2013-10-05 20:00 ` Wolfgang Denk
2013-10-06 20:40 ` Tom Rini [this message]
2013-10-07 5:41 ` Wolfgang Denk
2013-09-26 20:27 ` [U-Boot] [PATCH 03/11] env_mmc.c: Allow environment to be used within SPL Tom Rini
2013-09-26 20:28 ` [U-Boot] [PATCH 04/11] mtd: Add a CONFIG_SPL_MTD_SUPPORT for a more full NAND subsystem in SPL Tom Rini
2013-09-26 20:39 ` Scott Wood
2013-09-26 20:28 ` [U-Boot] [PATCH 05/11] mtd: Build nand_util.o for CONFIG_ENV_IS_IN_NAND " Tom Rini
2013-09-26 20:42 ` Scott Wood
2013-09-26 20:45 ` Tom Rini
2013-09-26 20:51 ` Scott Wood
2013-09-26 21:14 ` Tom Rini
2013-09-26 20:28 ` [U-Boot] [PATCH 06/11] spl: Make CONFIG_SPL_ENV_SUPPORT have to be set by all users of env " Tom Rini
2013-09-26 20:28 ` [U-Boot] [PATCH 07/11] am335x_evm: Make SPL_OS also check the boot_os variable for falcon mode Tom Rini
2013-09-26 20:28 ` [U-Boot] [PATCH 08/11] README: Add CONFIG_SPL_OS_BOOT to README Tom Rini
2013-09-26 20:28 ` [U-Boot] [PATCH 09/11] README.falcon: Document environment variables for falcon mode Tom Rini
2013-09-26 20:28 ` [U-Boot] [PATCH 10/11] a3m071: Make spl_start_uboot test like getenv_yesno does Tom Rini
2013-09-27 7:04 ` Stefan Roese
2013-09-26 20:28 ` [U-Boot] [PATCH 11/11] spl_mmc/CONFIG_SPL_OS_BOOT: Allow environment to determine what to boot Tom Rini
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