#include <afsconfig.h>
#include "afs/param.h"
-RCSID
- ("$Header$");
#include "afs/sysincludes.h" /* Standard vendor system headers */
#include "afsincludes.h" /* Afs-based standard headers */
int afs_osicred_initialized = 0;
-struct AFS_UCRED afs_osi_cred;
afs_lock_t afs_xosi; /* lock is for tvattr */
extern struct osi_dev cacheDev;
extern struct vfs *afs_cacheVfsp;
int code;
static int inited = 0;
struct vfs *vfsp;
-#ifdef AFS_SUN56_ENV
struct statvfs64 vfst;
-#else /* AFS_SUN56_ENV */
- struct statvfs vfst;
-#endif /* AFS_SUN56_ENV */
if (inited)
return;
struct vattr vattr;
vattr.va_mask = AT_FSID | AT_NODEID; /* quick return using this mask. */
- code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred);
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(vp, &vattr, 0, afs_osi_credp, NULL);
+#else
+ code = VOP_GETATTR(vp, &vattr, 0, afs_osi_credp);
+#endif
if (code) {
osi_Panic("VnodeToIno");
}
vattr.va_mask = AT_FSID | AT_NODEID; /* quick return using this mask. */
AFS_GUNLOCK();
- code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred);
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(vp, &vattr, 0, afs_osi_credp, NULL);
+#else
+ code = VOP_GETATTR(vp, &vattr, 0, afs_osi_credp);
+#endif
AFS_GLOCK();
if (code) {
osi_Panic("VnodeToDev");
* We lock xosi in osi_Stat, so we probably should
* lock it here too - RWH.
*/
- MObtainWriteLock(&afs_xosi, 578);
+ ObtainWriteLock(&afs_xosi, 578);
vattr.va_mask = AT_SIZE;
AFS_GUNLOCK();
- code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred);
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(vp, &vattr, 0, afs_osi_credp, NULL);
+#else
+ code = VOP_GETATTR(vp, &vattr, 0, afs_osi_credp);
+#endif
AFS_GLOCK();
if (code) {
osi_Panic("VnodeToSize");
}
- MReleaseWriteLock(&afs_xosi);
+ ReleaseWriteLock(&afs_xosi);
return (afs_int32) (vattr.va_size);
}
void *
-osi_VxfsOpen(afs_int32 ainode)
+osi_VxfsOpen(afs_dcache_id_t *ainode)
{
struct vnode *vp;
- register struct osi_file *afile = NULL;
+ struct osi_file *afile = NULL;
afs_int32 code = 0;
int dummy;
- afile = (struct osi_file *)osi_AllocSmallSpace(sizeof(struct osi_file));
+ afile = osi_AllocSmallSpace(sizeof(struct osi_file));
AFS_GUNLOCK();
- code = (*vxfs_vx_vp_byino) (afs_cacheVfsp, &vp, (unsigned int)ainode);
+ code = (*vxfs_vx_vp_byino) (afs_cacheVfsp, &vp, (unsigned int)ainode->ufs);
AFS_GLOCK();
if (code) {
osi_FreeSmallSpace(afile);
afile->size = VnodeToSize(afile->vnode);
afile->offset = 0;
afile->proc = (int (*)())0;
- afile->inum = ainode; /* for hint validity checking */
return (void *)afile;
}
#endif /* AFS_HAVE_VXFS */
-#if defined(AFS_SUN57_64BIT_ENV)
-void *
-osi_UfsOpen(ino_t ainode)
-#else
void *
-osi_UfsOpen(afs_int32 ainode)
-#endif
+osi_UfsOpen(afs_dcache_id_t *ainode)
{
+#ifdef AFS_CACHE_VNODE_PATH
+ struct vnode *vp;
+#else
struct inode *ip;
- register struct osi_file *afile = NULL;
+#endif
+ struct osi_file *afile = NULL;
afs_int32 code = 0;
int dummy;
- afile = (struct osi_file *)osi_AllocSmallSpace(sizeof(struct osi_file));
+#ifdef AFS_CACHE_VNODE_PATH
+ char namebuf[1024];
+ struct pathname lookpn;
+#endif
+ struct osi_stat tstat;
+ afile = osi_AllocSmallSpace(sizeof(struct osi_file));
AFS_GUNLOCK();
+
+/*
+ * AFS_CACHE_VNODE_PATH can be used with any file system, including ZFS or tmpfs.
+ * The ainode is not an inode number but a path.
+ */
+#ifdef AFS_CACHE_VNODE_PATH
+ /* Can not use vn_open or lookupname, they use user's CRED()
+ * We need to run as root So must use low level lookuppnvp
+ * assume fname starts with /
+ */
+
+ code = pn_get_buf(ainode->ufs, AFS_UIOSYS, &lookpn, namebuf, sizeof(namebuf));
+ if (code != 0)
+ osi_Panic("UfsOpen: pn_get_buf failed %ld %s", code, ainode->ufs);
+
+ VN_HOLD(rootdir); /* released in loopuppnvp */
+ code = lookuppnvp(&lookpn, NULL, FOLLOW, NULL, &vp,
+ rootdir, rootdir, afs_osi_credp);
+ if (code != 0)
+ osi_Panic("UfsOpen: lookuppnvp failed %ld %s", code, ainode->ufs);
+
+#ifdef AFS_SUN511_ENV
+ code = VOP_OPEN(&vp, FREAD|FWRITE, afs_osi_credp, NULL);
+#else
+ code = VOP_OPEN(&vp, FREAD|FWRITE, afs_osi_credp);
+#endif
+
+ if (code != 0)
+ osi_Panic("UfsOpen: VOP_OPEN failed %ld %s", code, ainode->ufs);
+
+#else
code =
- igetinode(afs_cacheVfsp, (dev_t) cacheDev.dev, (ino_t) ainode, &ip,
+ igetinode(afs_cacheVfsp, (dev_t) cacheDev.dev, ainode->ufs, &ip,
CRED(), &dummy);
+#endif
AFS_GLOCK();
if (code) {
osi_FreeSmallSpace(afile);
- osi_Panic("UfsOpen: igetinode failed");
+ osi_Panic("UfsOpen: igetinode failed %ld %s", code, ainode->ufs);
}
+#ifdef AFS_CACHE_VNODE_PATH
+ afile->vnode = vp;
+ code = afs_osi_Stat(afile, &tstat);
+ afile->size = tstat.size;
+#else
afile->vnode = ITOV(ip);
afile->size = VTOI(afile->vnode)->i_size;
+#endif
afile->offset = 0;
afile->proc = (int (*)())0;
- afile->inum = ainode; /* for hint validity checking */
return (void *)afile;
}
/**
* In Solaris 7 we use 64 bit inode numbers
*/
-#if defined(AFS_SUN57_64BIT_ENV)
void *
-osi_UFSOpen(ino_t ainode)
-#else
-void *
-osi_UFSOpen(afs_int32 ainode)
-#endif
+osi_UFSOpen(afs_dcache_id_t *ainode)
{
extern int cacheDiskType;
AFS_STATCNT(osi_UFSOpen);
osi_Panic("UFSOpen called for non-UFS cache\n");
}
if (!afs_osicred_initialized) {
- /* valid for alpha_osf, SunOS, Ultrix */
- memset((char *)&afs_osi_cred, 0, sizeof(struct AFS_UCRED));
- crhold(&afs_osi_cred); /* don't let it evaporate, since it is static */
+ afs_osi_credp = kcred;
afs_osicred_initialized = 1;
}
#ifdef AFS_HAVE_VXFS
}
int
-afs_osi_Stat(register struct osi_file *afile, register struct osi_stat *astat)
+afs_osi_Stat(struct osi_file *afile, struct osi_stat *astat)
{
- register afs_int32 code;
+ afs_int32 code;
struct vattr tvattr;
AFS_STATCNT(osi_Stat);
- MObtainWriteLock(&afs_xosi, 320);
+ ObtainWriteLock(&afs_xosi, 320);
/* Ufs doesn't seem to care about the flags so we pass 0 for now */
tvattr.va_mask = AT_ALL;
AFS_GUNLOCK();
- code = VOP_GETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred);
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(afile->vnode, &tvattr, 0, afs_osi_credp, NULL);
+#else
+ code = VOP_GETATTR(afile->vnode, &tvattr, 0, afs_osi_credp);
+#endif
AFS_GLOCK();
if (code == 0) {
astat->size = tvattr.va_size;
astat->mtime = tvattr.va_mtime.tv_sec;
astat->atime = tvattr.va_atime.tv_sec;
}
- MReleaseWriteLock(&afs_xosi);
+ ReleaseWriteLock(&afs_xosi);
return code;
}
int
-osi_UFSClose(register struct osi_file *afile)
+osi_UFSClose(struct osi_file *afile)
{
AFS_STATCNT(osi_Close);
if (afile->vnode) {
}
int
-osi_UFSTruncate(register struct osi_file *afile, afs_int32 asize)
+osi_UFSTruncate(struct osi_file *afile, afs_int32 asize)
{
- struct AFS_UCRED *oldCred;
+ afs_ucred_t *oldCred;
struct vattr tvattr;
- register afs_int32 code;
+ afs_int32 code;
struct osi_stat tstat;
AFS_STATCNT(osi_Truncate);
code = afs_osi_Stat(afile, &tstat);
if (code || tstat.size <= asize)
return code;
- MObtainWriteLock(&afs_xosi, 321);
+ ObtainWriteLock(&afs_xosi, 321);
tvattr.va_mask = AT_SIZE;
tvattr.va_size = asize;
/*
*/
AFS_GUNLOCK();
#ifdef AFS_SUN510_ENV
- {
- caller_context_t ct;
-
- code = VOP_SETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred, &ct);
- }
+ code = VOP_SETATTR(afile->vnode, &tvattr, 0, afs_osi_credp, NULL);
#else
- code = VOP_SETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred);
+ code = VOP_SETATTR(afile->vnode, &tvattr, 0, afs_osi_credp);
#endif
AFS_GLOCK();
- MReleaseWriteLock(&afs_xosi);
+ ReleaseWriteLock(&afs_xosi);
return code;
}
osi_DisableAtimes(struct vnode *avp)
{
if (afs_CacheFSType == AFS_SUN_UFS_CACHE) {
+#ifndef AFS_CACHE_VNODE_PATH
struct inode *ip = VTOI(avp);
rw_enter(&ip->i_contents, RW_READER);
mutex_enter(&ip->i_tlock);
ip->i_flag &= ~IACC;
mutex_exit(&ip->i_tlock);
rw_exit(&ip->i_contents);
+#endif
}
}
/* Generic read interface */
int
-afs_osi_Read(register struct osi_file *afile, int offset, void *aptr,
+afs_osi_Read(struct osi_file *afile, int offset, void *aptr,
afs_int32 asize)
{
- struct AFS_UCRED *oldCred;
-#if defined(AFS_SUN57_ENV)
+ afs_ucred_t *oldCred;
ssize_t resid;
-#else
- int resid;
-#endif
- register afs_int32 code;
- register afs_int32 cnt1 = 0;
+ afs_int32 code;
+ afs_int32 cnt1 = 0;
AFS_STATCNT(osi_Read);
/**
if (!afs_shuttingdown)
osi_Panic("osi_Read called with null param");
else
- return EIO;
+ return -EIO;
}
if (offset != -1)
AFS_GUNLOCK();
code =
gop_rdwr(UIO_READ, afile->vnode, (caddr_t) aptr, asize, afile->offset,
- AFS_UIOSYS, 0, 0, &afs_osi_cred, &resid);
+ AFS_UIOSYS, 0, 0, afs_osi_credp, &resid);
AFS_GLOCK();
if (code == 0) {
code = asize - resid;
} else {
afs_Trace2(afs_iclSetp, CM_TRACE_READFAILED, ICL_TYPE_INT32, resid,
ICL_TYPE_INT32, code);
- code = -1;
+ if (code > 0) {
+ code = -code;
+ }
}
return code;
}
/* Generic write interface */
int
-afs_osi_Write(register struct osi_file *afile, afs_int32 offset, void *aptr,
+afs_osi_Write(struct osi_file *afile, afs_int32 offset, void *aptr,
afs_int32 asize)
{
- struct AFS_UCRED *oldCred;
-#if defined(AFS_SUN57_ENV)
+ afs_ucred_t *oldCred;
ssize_t resid;
-#else
- int resid;
-#endif
- register afs_int32 code;
+ afs_int32 code;
AFS_STATCNT(osi_Write);
if (!afile)
osi_Panic("afs_osi_Write called with null param");
AFS_GUNLOCK();
code =
gop_rdwr(UIO_WRITE, afile->vnode, (caddr_t) aptr, asize,
- afile->offset, AFS_UIOSYS, 0, RLIM64_INFINITY, &afs_osi_cred,
+ afile->offset, AFS_UIOSYS, 0, RLIM64_INFINITY, afs_osi_credp,
&resid);
AFS_GLOCK();
if (code == 0) {
code = asize - resid;
afile->offset += code;
} else {
- code = -1;
+ if (code > 0) {
+ code = -code;
+ }
}
if (afile->proc) {
(*afile->proc) (afile, code);
This routine written from the RT NFS port strategy routine.
It has been generalized a bit, but should still be pretty clear. */
int
-afs_osi_MapStrategy(int (*aproc) (), register struct buf *bp)
+afs_osi_MapStrategy(int (*aproc) (), struct buf *bp)
{
afs_int32 returnCode;