linux-kernel - Re: [PATCH] cciss: Fix warnings during compilation under 32bitenvironment

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20070420143645.0e787f41@the-village.bc.nu>
Date:	Fri, 20 Apr 2007 14:36:45 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	James Bottomley <James.Bottomley@...elEye.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"Cameron, Steve" <Steve.Cameron@...com>,
	"Miller, Mike (OS Dev)" <Mike.Miller@...com>,
	Hisashi Hifumi <hifumi.hisashi@....ntt.co.jp>,
	jens.axboe@...cle.com, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org
Subject: Re: [PATCH] cciss: Fix warnings during compilation under
 32bitenvironment

> > #if (BITS_PER_LONG > 32) || defined(CONFIG_LBD)
> > #define sector_upper_32(sector) ((sector) >> 32)
> > #else
> > #define sector_upper_32(sector) (0)
> > #endif

Gak

Just do

	sector_upper_32(sector)   (((sector) >> 31) >> 1)

and lose all the ifdefs,

Alan
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/