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| author | alc <alc@FreeBSD.org> | 2009-06-07 19:38:26 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2009-06-07 19:38:26 +0000 |
| commit | 919e3cbf2805715b8fefeab48237aaec49b8b9e9 (patch) | |
| tree | 68d74e068916a4fdd1a70c4eef2639718f803b20 /sys/kern/vfs_cluster.c | |
| parent | 46d6a0d647524867f373c3528b384fdaef93bd07 (diff) | |
| download | FreeBSD-src-919e3cbf2805715b8fefeab48237aaec49b8b9e9.zip FreeBSD-src-919e3cbf2805715b8fefeab48237aaec49b8b9e9.tar.gz | |
Eliminate unnecessary obfuscation when testing a page's valid bits.
Diffstat (limited to 'sys/kern/vfs_cluster.c')
| -rw-r--r-- | sys/kern/vfs_cluster.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/sys/kern/vfs_cluster.c b/sys/kern/vfs_cluster.c index a74c272..34af452 100644 --- a/sys/kern/vfs_cluster.c +++ b/sys/kern/vfs_cluster.c @@ -455,7 +455,7 @@ cluster_rbuild(vp, filesize, lbn, blkno, size, run, fbp) bp->b_pages[bp->b_npages] = m; bp->b_npages++; } - if ((m->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) + if (m->valid == VM_PAGE_BITS_ALL) tbp->b_pages[j] = bogus_page; } VM_OBJECT_UNLOCK(tbp->b_bufobj->bo_object); @@ -482,10 +482,8 @@ cluster_rbuild(vp, filesize, lbn, blkno, size, run, fbp) VM_OBJECT_LOCK(bp->b_bufobj->bo_object); for (j = 0; j < bp->b_npages; j++) { VM_OBJECT_LOCK_ASSERT(bp->b_pages[j]->object, MA_OWNED); - if ((bp->b_pages[j]->valid & VM_PAGE_BITS_ALL) == - VM_PAGE_BITS_ALL) { + if (bp->b_pages[j]->valid == VM_PAGE_BITS_ALL) bp->b_pages[j] = bogus_page; - } } VM_OBJECT_UNLOCK(bp->b_bufobj->bo_object); if (bp->b_bufsize > bp->b_kvasize) |
