Date: Tue, 25 Nov 1997 09:58:15 +0100 (MET) From: Guido van Rooij <guido@gvr.org> To: bde@freebsd.org (Bruce Evans) Cc: cvs-committers@freebsd.org, cvs-all@freebsd.org, cvs-sys@freebsd.org Subject: Re: cvs commit: src/sys/ufs/ufs ufs_bmap.c Message-ID: <199711250858.JAA09463@gvr.gvr.org> In-Reply-To: <199711241633.IAA21767@freefall.freebsd.org> from Bruce Evans at "Nov 24, 97 08:33:05 am"
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Bruce Evans wrote: > bde 1997/11/24 08:33:04 PST > > Modified files: > sys/ufs/ufs ufs_bmap.c > Log: > Fixed overflow in ufs_getblns(). For ufs on systems with 32-bit ints, > triple indirect blocks only worked for block sizes of 4K, since > MNINDIR(ump)**3 overflows for larger block sizes (e.g., > (8192/4)**3 = 2**33 > INT_MAX). This fix is not the obvious one of > changing some types to 64 bits. It rearranges the code to avoid some > unnecessary 64-bit calculations. > Will you put this in 2.2? -Guido
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