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Code Issues Releases Activity

Fix fsbtodb() for UFS1. This fixes an overflow for file sizes >1 TB,

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allowing for sizes up to 4 TB.  This doesn't affect UFS2 since b is already
a 64 bit type, coincidental with daddr_t.

Submitted by:	bde
This commit is contained in:
Nate Lawson 2004-10-09 20:16:06 +00:00
parent 93962a3a50
commit 894d8d3c03
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=136336
1 changed files with 1 additions and 1 deletions
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2
sys/ufs/ffs/fs.h
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@ -486,7 +486,7 @@ struct cg {
* Turn filesystem block numbers into disk block addresses.
* This maps filesystem blocks to device size blocks.
*/
#define fsbtodb(fs, b) ((b) << (fs)->fs_fsbtodb)
#define fsbtodb(fs, b) ((daddr_t)(b) << (fs)->fs_fsbtodb)
#define dbtofsb(fs, b) ((b) >> (fs)->fs_fsbtodb)
/*