diff options
| author | dyson <dyson@FreeBSD.org> | 1998-04-04 05:55:05 +0000 |
|---|---|---|
| committer | dyson <dyson@FreeBSD.org> | 1998-04-04 05:55:05 +0000 |
| commit | da94b5035523f984cb9a96121aa8c8d3bac9dcbb (patch) | |
| tree | d9461f9b79fef371e59cceae028ed5f7398cc191 | |
| parent | 6a1d5a165901cbf6b76376a6c35d2306b55a2f72 (diff) | |
| download | FreeBSD-src-da94b5035523f984cb9a96121aa8c8d3bac9dcbb.zip FreeBSD-src-da94b5035523f984cb9a96121aa8c8d3bac9dcbb.tar.gz | |
Perhaps fix a problem that some drivers have that they don't properly
initialize the b_kvasize element. This might fix some of the split
I/O requests that some people have.
| -rw-r--r-- | sys/kern/kern_physio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/kern_physio.c b/sys/kern/kern_physio.c index 6397843..8261bbf 100644 --- a/sys/kern/kern_physio.c +++ b/sys/kern/kern_physio.c @@ -16,7 +16,7 @@ * 4. Modifications may be freely made to this file if the above conditions * are met. * - * $Id: kern_physio.c,v 1.24 1998/03/19 22:48:05 dyson Exp $ + * $Id: kern_physio.c,v 1.25 1998/03/28 10:33:05 bde Exp $ */ #include <sys/param.h> @@ -176,7 +176,7 @@ minphys(bp) if (bdsw && bdsw->d_maxio) { maxphys = bdsw->d_maxio; } - if (bp->b_kvasize < maxphys) + if (bp->b_kvasize && (bp->b_kvasize < maxphys)) maxphys = bp->b_kvasize; if(((vm_offset_t) bp->b_data) & PAGE_MASK) { |
