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Pass the operation in with the fsidctl.

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Remove some fsidctls that we will not be using.
Correct prototypes for fs sysctls.
This commit is contained in:
Alfred Perlstein 2004-07-04 20:21:58 +00:00
parent 0a31135d11
commit 2d1dca73ee
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=131593
2 changed files with 23 additions and 11 deletions
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10
sys/kern/vfs_subr.c
View file

@ -3960,12 +3960,18 @@ sysctl_vfs_ctl(SYSCTL_HANDLER_ARGS)
error = SYSCTL_IN(req, &vc, sizeof(vc));
if (error)
return (error);
if (vc.vc_vers != VFS_CTL_VERS1)
return (EINVAL);
mp = vfs_getvfs(&vc.vc_fsid);
if (mp == NULL)
return (ENOENT);
/* ensure that a specific sysctl goes to the right filesystem. */
if (strcmp(vc.vc_fstypename, "*") != 0 &&
strcmp(vc.vc_fstypename, mp->mnt_vfc->vfc_name) != 0) {
return (EINVAL);
}
VCTLTOREQ(&vc, req);
return (VFS_SYSCTL(mp, req));
return (VFS_SYSCTL(mp, vc.vc_op, req));
}
SYSCTL_PROC(_vfs, OID_AUTO, ctl, CTLFLAG_RD,

24
sys/sys/mount.h
View file

@ -380,9 +380,14 @@ struct ovfsconf {
#define VFCF_LOOPBACK 0x00100000 /* aliases some other mounted FS */
#define VFCF_UNICODE 0x00200000 /* stores file names as Unicode*/
typedef uint32_t fsctlop_t;
struct vfsidctl {
int vc_vers; /* should be VFSIDCTL_VERS1 (below) */
fsid_t vc_fsid; /* fsid to operate on. */
char vc_fstypename[MFSNAMELEN];
/* type of fs 'nfs' or '*' */
fsctlop_t vc_op; /* operation VFS_CTL_* (below) */
void *vc_ptr; /* pointer to data structure. */
size_t vc_len; /* sizeof said structure. */
u_int32_t vc_spare[12]; /* spare (must be zero). */
@ -394,13 +399,13 @@ struct vfsidctl {
/*
* New style VFS sysctls, do not reuse/conflict with the namespace for
* private sysctls.
* All "global" sysctl ops have the 33rd bit set:
* 0x...1....
* Priavte sysctl ops should have the 33rd bit unset.
*/
#define VFS_CTL_STATFS 0x00010001 /* statfs */
#define VFS_CTL_UMOUNT 0x00010002 /* unmount */
#define VFS_CTL_QUERY 0x00010003 /* anything wrong? (vfsquery) */
#define VFS_CTL_NEWADDR 0x00010004 /* reconnect to new address */
#define VFS_CTL_TIMEO 0x00010005 /* set timeout for vfs notification */
#define VFS_CTL_NOLOCKS 0x00010006 /* disable file locking */
#define VFS_CTL_QUERY 0x00010001 /* anything wrong? (vfsquery) */
#define VFS_CTL_TIMEO 0x00010002 /* set timeout for vfs notification */
#define VFS_CTL_NOLOCKS 0x00010003 /* disable file locking */
struct vfsquery {
u_int32_t vq_flags;
@ -479,7 +484,8 @@ typedef int vfs_extattrctl_t(struct mount *mp, int cmd,
const char *attrname, struct thread *td);
typedef int vfs_nmount_t(struct mount *mp, struct nameidata *ndp,
struct thread *td);
typedef int vfs_sysctl_t(struct mount *mp, struct sysctl_req *req);
typedef int vfs_sysctl_t(struct mount *mp, fsctlop_t op,
struct sysctl_req *req);
struct vfsops {
vfs_mount_t *vfs_mount;
@ -519,9 +525,9 @@ struct vfsops {
(*(MP)->mnt_op->vfs_checkexp)(MP, NAM, EXFLG, CRED)
#define VFS_EXTATTRCTL(MP, C, FN, NS, N, P) \
(*(MP)->mnt_op->vfs_extattrctl)(MP, C, FN, NS, N, P)
#define VFS_SYSCTL(MP, REQ) \
#define VFS_SYSCTL(MP, OP, REQ) \
((MP) == NULL ? ENOTSUP : \
(*(MP)->mnt_op->vfs_sysctl)(MP, REQ))
(*(MP)->mnt_op->vfs_sysctl)(MP, OP, REQ))
#include <sys/module.h>