From: Andreas Schwab <schwab@linux-m68k.org>
To: Len Brown <lenb@kernel.org>
Cc: Alan Stern <stern@rowland.harvard.edu>,
linux-acpi@vger.kernel.org, linux-pm@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, Len Brown <len.brown@intel.com>,
Pavel Vasilyev <pavel@pavlinux.ru>
Subject: Re: [PATCH] ACPI: replace strlen("string") with sizeof("string") -1
Date: Mon, 06 Aug 2012 12:26:58 +0200 [thread overview]
Message-ID: <m2wr1cz571.fsf@igel.home> (raw)
In-Reply-To: <5011F15A.3060007@kernel.org> (Len Brown's message of "Thu, 26 Jul 2012 21:39:38 -0400")
Len Brown <lenb@kernel.org> writes:
> ...both give the number of chars in the string
> without the '\0', as strncmp() wants,
> but sizeof() is compile-time.
Does this actually change anything? The compiler is able to expand
strlen at compile time if the argument is a constant, provided that that
builtin strlen isn't disabled.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
prev parent reply other threads:[~2012-08-06 10:27 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-30 5:07 ACPI & Power Management Patches for Linux 3.5-rc4 Len Brown
2012-06-30 5:07 ` [PATCH 1/8] ACPI sysfs.c strlen fix Len Brown
2012-06-30 5:07 ` [PATCH 2/8] ACPI, x86: fix Dell M6600 ACPI reboot regression via DMI Len Brown
2012-07-06 11:09 ` Ingo Molnar
2012-06-30 5:07 ` [PATCH 3/8] ACPI: Make acpi_skip_timer_override cover all source_irq==0 cases Len Brown
2012-06-30 5:07 ` [PATCH 4/8] ACPI: Remove one board specific WARN when ignoring timer overriding Len Brown
2012-06-30 5:07 ` [PATCH 5/8] ACPI: Add a quirk for "AMILO PRO V2030" to ignore the " Len Brown
2012-06-30 5:07 ` [PATCH 6/8] ACPI, APEI, Avoid too much error reporting in runtime Len Brown
2012-06-30 5:07 ` [PATCH 7/8] ACPI video: Still use ACPI backlight control if _DOS doesn't exist Len Brown
2012-06-30 5:07 ` [PATCH 8/8] acpi_pad: fix power_saving thread deadlock Len Brown
2012-06-30 14:25 ` [PATCH 1/8] ACPI sysfs.c strlen fix Alan Stern
2012-07-27 1:39 ` [PATCH] ACPI: replace strlen("string") with sizeof("string") -1 Len Brown
2012-07-30 14:26 ` Ian Campbell
2012-07-30 14:41 ` richard -rw- weinberger
2012-08-06 10:21 ` [linux-pm] " Pavel Machek
2012-08-06 14:36 ` Alan Stern
2012-08-06 16:00 ` [linux-pm] " Pavel Vasilyev
2012-08-06 16:28 ` Alan Stern
2012-08-06 18:47 ` [linux-pm] " Pavel Vasilyev
2012-08-06 19:59 ` Alan Stern
2012-08-06 22:57 ` [linux-pm] " Daniel Taylor
2012-08-07 13:19 ` Bernd Petrovitsch
2012-08-08 0:59 ` [linux-pm] " Daniel Taylor
2012-08-07 1:07 ` Pavel Vasilyev
2012-08-07 17:24 ` Alan Stern
2012-08-07 23:23 ` [linux-pm] " Pavel Vasilyev
2012-08-08 1:27 ` Alan Stern
2012-08-06 10:26 ` Andreas Schwab [this message]
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