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Use DIOCGSECTORSIZE instead of the bogus DIOCGPART ioctl.

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This commit is contained in:
Poul-Henning Kamp 2002-04-02 11:23:14 +00:00
parent ffee6e99f6
commit 46a67eaced
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=93654
1 changed files with 8 additions and 6 deletions
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14
sys/ufs/ffs/ffs_vfsops.c
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@ -383,10 +383,10 @@ ffs_reload(mp, cred, td)
void *space;
struct buf *bp;
struct fs *fs, *newfs;
struct partinfo dpart;
dev_t dev;
int i, blks, size, error;
int32_t *lp;
u_int sectorsize;
if ((mp->mnt_flag & MNT_RDONLY) == 0)
return (EINVAL);
@ -416,10 +416,11 @@ ffs_reload(mp, cred, td)
/*
* Step 2: re-read superblock from disk.
*/
if (VOP_IOCTL(devvp, DIOCGPART, (caddr_t)&dpart, FREAD, NOCRED, td) != 0)
if (VOP_IOCTL(devvp, DIOCGSECTORSIZE, (caddr_t)&sectorsize,
FREAD, NOCRED, td) != 0)
size = DEV_BSIZE;
else
size = dpart.disklab->d_secsize;
size = sectorsize;
if ((error = bread(devvp, (ufs_daddr_t)(SBOFF/size), SBSIZE, NOCRED,&bp)) != 0)
return (error);
newfs = (struct fs *)bp->b_data;
@ -545,7 +546,6 @@ ffs_mountfs(devvp, mp, td, malloctype)
struct buf *bp;
register struct fs *fs;
dev_t dev;
struct partinfo dpart;
void *space;
int error, i, blks, size, ronly;
int32_t *lp;
@ -553,6 +553,7 @@ ffs_mountfs(devvp, mp, td, malloctype)
u_int64_t maxfilesize; /* XXX */
size_t strsize;
int ncount;
u_int sectorsize;
dev = devvp->v_rdev;
cred = td ? td->td_ucred : NOCRED;
@ -608,10 +609,11 @@ ffs_mountfs(devvp, mp, td, malloctype)
if (mp->mnt_iosize_max > MAXPHYS)
mp->mnt_iosize_max = MAXPHYS;
if (VOP_IOCTL(devvp, DIOCGPART, (caddr_t)&dpart, FREAD, cred, td) != 0)
if (VOP_IOCTL(devvp, DIOCGSECTORSIZE, (caddr_t)&sectorsize,
FREAD, cred, td) != 0)
size = DEV_BSIZE;
else
size = dpart.disklab->d_secsize;
size = sectorsize;
bp = NULL;
ump = NULL;