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Fix a bug that b_flags was getting unnecessarily modified by

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the slice code.  The effect up to now has been insignficant, but
improved buffer allocation code will break with this problem.
This commit is contained in:
John Dyson 1996-03-01 19:01:04 +00:00
parent 47f8b1da86
commit f5d1e6dae6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=14312
5 changed files with 15 additions and 15 deletions
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8
sys/i386/isa/diskslice_machdep.c
View file

@ -35,7 +35,7 @@
*
* from: @(#)ufs_disksubr.c 7.16 (Berkeley) 5/4/91
* from: ufs_disksubr.c,v 1.8 1994/06/07 01:21:39 phk Exp $
* $Id: diskslice_machdep.c,v 1.16 1995/08/23 11:43:45 jkh Exp $
* $Id: diskslice_machdep.c,v 1.17 1995/10/28 15:38:55 phk Exp $
*/
#include <stddef.h>
@ -221,7 +221,7 @@ dsinit(dname, dev, strat, lp, sspp)
if (bootverbose)
printf(
"%s: Found \"Ontrack Disk Manager\" on this disk.\n", sname);
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
mbr_offset = 63;
goto reread_mbr;
@ -342,7 +342,7 @@ dsinit(dname, dev, strat, lp, sspp)
max_nsectors, max_ntracks, mbr_offset);
done:
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
if (error == EINVAL)
error = 0;
@ -447,6 +447,6 @@ extended(dname, dev, strat, lp, ssp, ext_offset, ext_size, base_ext_offset,
mbr_offset);
done:
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
}

6
sys/kern/subr_disklabel.c
View file

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)ufs_disksubr.c 8.5 (Berkeley) 1/21/94
* $Id: ufs_disksubr.c,v 1.19 1995/09/16 17:04:06 bde Exp $
* $Id: ufs_disksubr.c,v 1.20 1995/11/23 07:24:32 dyson Exp $
*/
#include <sys/param.h>
@ -275,7 +275,7 @@ readdisklabel(dev, strat, lp)
break;
}
}
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
return (msg);
}
@ -391,7 +391,7 @@ writedisklabel(dev, strat, lp)
(*strat)(bp);
error = biowait(bp);
#endif
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
return (error);
}

8
sys/kern/subr_diskmbr.c
View file

@ -35,7 +35,7 @@
*
* from: @(#)ufs_disksubr.c 7.16 (Berkeley) 5/4/91
* from: ufs_disksubr.c,v 1.8 1994/06/07 01:21:39 phk Exp $
* $Id: diskslice_machdep.c,v 1.16 1995/08/23 11:43:45 jkh Exp $
* $Id: diskslice_machdep.c,v 1.17 1995/10/28 15:38:55 phk Exp $
*/
#include <stddef.h>
@ -221,7 +221,7 @@ dsinit(dname, dev, strat, lp, sspp)
if (bootverbose)
printf(
"%s: Found \"Ontrack Disk Manager\" on this disk.\n", sname);
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
mbr_offset = 63;
goto reread_mbr;
@ -342,7 +342,7 @@ dsinit(dname, dev, strat, lp, sspp)
max_nsectors, max_ntracks, mbr_offset);
done:
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
if (error == EINVAL)
error = 0;
@ -447,6 +447,6 @@ extended(dname, dev, strat, lp, ssp, ext_offset, ext_size, base_ext_offset,
mbr_offset);
done:
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
}

2
sys/kern/subr_dkbad.c
View file

@ -132,7 +132,7 @@ readbad144(dev, strat, lp, bdp)
msg = "bad sector table I/O error";
} while ((bp->b_flags & B_ERROR) && (i += 2) < 10 &&
i < lp->d_nsectors);
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
return (msg);
}

6
sys/ufs/ufs/ufs_disksubr.c
View file

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)ufs_disksubr.c 8.5 (Berkeley) 1/21/94
* $Id: ufs_disksubr.c,v 1.19 1995/09/16 17:04:06 bde Exp $
* $Id: ufs_disksubr.c,v 1.20 1995/11/23 07:24:32 dyson Exp $
*/
#include <sys/param.h>
@ -275,7 +275,7 @@ readdisklabel(dev, strat, lp)
break;
}
}
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
return (msg);
}
@ -391,7 +391,7 @@ writedisklabel(dev, strat, lp)
(*strat)(bp);
error = biowait(bp);
#endif
bp->b_flags = B_INVAL | B_AGE;
bp->b_flags |= B_INVAL | B_AGE;
brelse(bp);
return (error);
}