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