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From: Michal Marek <mmarek@suse.cz>
To: Milton Miller <miltonm@bga.com>
Cc: linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org
Subject: Re: [08/34] initramfs: Use KBUILD_BUILD_TIMESTAMP for generated entries
Date: Tue, 05 Apr 2011 20:12:17 +0200	[thread overview]
Message-ID: <4D9B5B81.3060404@suse.cz> (raw)
In-Reply-To: <gen-initramfs-timestamp@mdm.bga.com>

Dne 5.4.2011 19:31, Milton Miller napsal(a):
> On Tue, 05 Apr 2011 about 14:58:55 -0000, Michal Marek wrote:
>>
>> gen_init_cpio uses the current time for symlinks, special files and
>> directories.
>
> gen_init_cpio gets the current time and uses it for each symlink,
> special file, and directory.
>
> Grab the current time once, and ...
>
>> Make it possible to override this with the
> (s/this/it/)
>> KBUILD_BUILD_TIMESTAMP variable for reproducible builds.
>>
...
>> +	env = getenv("CPIO_TIMESTAMP");
>> +	if (env)
>> +		default_mtime = atol(env);
>> +	if (!default_mtime)
>> +		default_mtime = time(NULL);
>> +
>
> Please pass it via an explicit flag in argv instead of magic env variables.
>
> The other current use of the environment (the expansion of variables
> in the location name) is via explicit reference in the input file.
>
> Also, please use strol and check that the whole string is consumed.

Yeah, I was too lazy. I'll do it properly in v2.

Thanks for the review.

Michal

  reply	other threads:[~2011-04-05 18:12 UTC|newest]

Thread overview: 110+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1302015561-21047-1-git-send-email-mmarek@suse.cz>
2011-04-05 14:58 ` [PATCH 01/34] kconfig: Do not record timestamp in auto.conf and autoconf.h Michal Marek
2011-04-05 18:57   ` Arnaud Lacombe
2011-04-06  7:37     ` Michal Marek
2011-04-06 16:25       ` Arnaud Lacombe
2011-04-06 20:39         ` Michal Marek
2011-04-18 13:04   ` Michal Marek
2011-04-05 14:58 ` [PATCH 02/34] kbuild: Call gzip with -n Michal Marek
2011-04-18 13:05   ` Michal Marek
2011-04-05 14:58 ` [PATCH 03/34] powerpc: " Michal Marek
2011-04-05 14:58 ` [PATCH 04/34] kbuild: Use the deterministic mode of ar Michal Marek
2011-04-18 13:05   ` Michal Marek
2011-04-05 14:58 ` [PATCH 05/34] powerpc: " Michal Marek
2011-04-05 14:58 ` [PATCH 06/34] kbuild: Drop unused LINUX_COMPILE_TIME and LINUX_COMPILE_DOMAIN macros Michal Marek
2011-04-18 13:05   ` Michal Marek
2011-04-05 14:58 ` [PATCH 07/34] kbuild: Allow to override LINUX_COMPILE_BY and LINUX_COMPILE_HOST macros Michal Marek
2011-04-05 15:52   ` Jack Stone
2011-04-05 18:09     ` Michal Marek
2011-04-11 15:04     ` [PATCH v2] " Michal Marek
2011-04-12  3:25       ` Valdis.Kletnieks
2011-04-12  9:01         ` Michal Marek
2011-04-18 13:05           ` Michal Marek
2011-04-05 14:58 ` [PATCH 08/34] initramfs: Use KBUILD_BUILD_TIMESTAMP for generated entries Michal Marek
2011-04-05 17:31   ` [08/34] " Milton Miller
2011-04-05 18:12     ` Michal Marek [this message]
2011-04-11 15:06     ` [PATCH v2] " Michal Marek
2011-04-18 13:06       ` Michal Marek
2011-04-05 14:58 ` [PATCH 09/34] x86: Allow to override the ROOT_DEV variable Michal Marek
2011-04-05 15:30   ` H. Peter Anvin
2011-04-06  7:47     ` Michal Marek
2011-04-11 15:08       ` Michal Marek
2011-04-12  3:25         ` Valdis.Kletnieks
2011-04-12  7:11           ` Paul Bolle
2011-04-12  3:39         ` H. Peter Anvin
2011-04-12  5:01         ` Paul Bolle
2011-04-12  9:57           ` Michal Marek
2011-04-12 10:40             ` Paul Bolle
2011-04-12 11:30         ` [PATCH v2] x86: Do not set the root_dev field in bzImage Michal Marek
2011-05-11 15:22           ` Michal Marek
2011-05-25 20:32             ` Michal Marek
2011-05-25 20:49           ` [tip:x86/build] x86, build: " tip-bot for Michal Marek
2011-04-05 14:58 ` [PATCH 10/34] cyclades: Drop __TIME__ usage Michal Marek
2011-04-18 22:17   ` Michal Marek
2011-04-05 14:58 ` [PATCH 11/34] nozomi: " Michal Marek
2011-04-05 14:58 ` [PATCH 12/34] isdn/diva: " Michal Marek
2011-04-05 15:10   ` Armin Schindler
2011-04-05 15:37     ` Ben Hutchings
2011-04-05 16:07       ` Armin Schindler
2011-04-05 20:01         ` Sam Ravnborg
2011-04-05 19:17     ` Valdis.Kletnieks
2011-04-06  8:06       ` Michal Marek
2011-05-25 20:38     ` Michal Marek
2011-05-26  8:15       ` Armin Schindler
2011-05-26  8:29         ` Michal Marek
2011-04-05 14:59 ` [PATCH 13/34] media/radio-maxiradio: " Michal Marek
2011-04-18 22:18   ` Michal Marek
2011-04-05 14:59 ` [PATCH 14/34] media/cx231xx: " Michal Marek
2011-04-18 22:18   ` Michal Marek
2011-04-05 14:59 ` [PATCH 15/34] baycom: " Michal Marek
     [not found]   ` <1302015780.4124.53.camel@xbox360.hq.axsem.com>
2011-05-25 15:23     ` Michal Marek
2011-04-05 14:59 ` [PATCH 16/34] nand/denali: " Michal Marek
2011-04-05 15:02   ` Artem Bityutskiy
2011-04-05 15:10     ` Michal Marek
2011-04-05 15:15   ` Artem Bityutskiy
2011-04-05 14:59 ` [PATCH 17/34] hdlcdrv: " Michal Marek
     [not found]   ` <1302015790.4124.54.camel@xbox360.hq.axsem.com>
2011-05-25 15:24     ` Michal Marek
2011-04-05 14:59 ` [PATCH 18/34] wan/pc300: " Michal Marek
2011-05-25 20:43   ` Michal Marek
2011-05-25 20:44     ` David Miller
2011-04-05 14:59 ` [PATCH 19/34] rt2x00: " Michal Marek
2011-04-05 15:28   ` Gertjan van Wingerde
2011-04-05 18:37   ` Ivo Van Doorn
2011-04-05 14:59 ` [PATCH 20/34] parport: " Michal Marek
2011-04-05 20:00   ` Arnaud Giersch
2011-05-25 20:44     ` Michal Marek
2011-04-05 14:59 ` [PATCH 21/34] aacraid: " Michal Marek
2011-04-18 22:20   ` Michal Marek
2011-04-05 14:59 ` [PATCH 22/34] scsi/in2000: " Michal Marek
2011-04-18 22:20   ` Michal Marek
2011-04-05 14:59 ` [PATCH 23/34] scsi/wd33c93: " Michal Marek
2011-04-18 22:20   ` Michal Marek
2011-04-05 14:59 ` [PATCH 24/34] usb/u132-hcd: " Michal Marek
2011-04-05 14:59 ` [PATCH 25/34] usb/ftdi-elan: " Michal Marek
2011-04-05 17:50   ` Matthew Dharm
2011-04-05 18:13     ` Greg KH
2011-04-05 14:59 ` [PATCH 26/34] dlm: " Michal Marek
2011-05-25 20:47   ` Michal Marek
2011-05-25 20:47     ` David Teigland
2011-04-05 14:59 ` [PATCH 27/34] gfs2: " Michal Marek
2011-05-25 20:48   ` Michal Marek
2011-05-26  8:43     ` Steven Whitehouse
2011-05-26  9:08       ` Michal Marek
2011-04-05 14:59 ` [PATCH 28/34] atm: " Michal Marek
2011-05-25 20:49   ` Michal Marek
2011-05-25 21:39     ` David Miller
2011-04-05 14:59 ` [PATCH 29/34] tipc: " Michal Marek
2011-04-05 22:25   ` Paul Gortmaker
2011-04-05 14:59 ` [PATCH 30/34] rio: Drop __DATE__ usage Michal Marek
2011-04-18 22:21   ` Michal Marek
2011-04-05 14:59 ` [PATCH 31/34] edac: " Michal Marek
2011-04-18 22:21   ` Michal Marek
2011-04-05 14:59 ` [PATCH 32/34] pmcraid: " Michal Marek
2011-04-18 22:21   ` Michal Marek
2011-04-05 14:59 ` [PATCH 33/34] usb/lh7a40x_udc: " Michal Marek
2011-04-05 16:25   ` Russell King - ARM Linux
2011-04-06  8:23     ` Michal Marek
2011-04-05 14:59 ` [PATCH 34/34] checkpatch: Warn about usage of __DATE__, __TIME__ and __TIMESTAMP__ Michal Marek
2011-05-26 11:39   ` Michal Marek
2011-05-26 12:42   ` Andy Whitcroft
     [not found] ` <20110405154918.GA31337@suse.de>
     [not found]   ` <1302031447.2608.41.camel@koala>
     [not found]     ` <20110406085712.GA16597@elte.hu>
2011-04-06  9:04       ` [PATCH 00/34] Make kernel build deterministic Artem Bityutskiy
2011-05-05 15:22 ` [PATCH v2] powerpc: Use the deterministic mode of ar Michal Marek

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