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Use smalllblktosize() instead of multiplying small block numbers

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by fs->fs_bsize.  The macro is usually faster and makes it clearer
that the multiplication can't overflow.
This commit is contained in:
Bruce Evans 1997-04-10 13:17:09 +00:00
parent d0b8731a66
commit 401116d519
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=24775
1 changed files with 4 additions and 4 deletions
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8
sys/ufs/ffs/ffs_balloc.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)ffs_balloc.c 8.8 (Berkeley) 6/16/95
* $Id$
* $Id: ffs_balloc.c,v 1.13 1997/02/22 09:47:01 peter Exp $
*/
#include <sys/param.h>
@ -92,7 +92,7 @@ ffs_balloc(ip, lbn, size, cred, bpp, flags)
osize, (int)fs->fs_bsize, cred, &bp);
if (error)
return (error);
ip->i_size = (nb + 1) * fs->fs_bsize;
ip->i_size = smalllblktosize(fs, nb + 1);
ip->i_db[nb] = dbtofsb(fs, bp->b_blkno);
ip->i_flag |= IN_CHANGE | IN_UPDATE;
if (flags & B_SYNC)
@ -106,7 +106,7 @@ ffs_balloc(ip, lbn, size, cred, bpp, flags)
*/
if (lbn < NDADDR) {
nb = ip->i_db[lbn];
if (nb != 0 && ip->i_size >= (lbn + 1) * fs->fs_bsize) {
if (nb != 0 && ip->i_size >= smalllblktosize(fs, lbn + 1)) {
error = bread(vp, lbn, fs->fs_bsize, NOCRED, &bp);
if (error) {
brelse(bp);
@ -137,7 +137,7 @@ ffs_balloc(ip, lbn, size, cred, bpp, flags)
return (error);
}
} else {
if (ip->i_size < (lbn + 1) * fs->fs_bsize)
if (ip->i_size < smalllblktosize(fs, lbn + 1))
nsize = fragroundup(fs, size);
else
nsize = fs->fs_bsize;