* directory or online at http://www.openafs.org/dl/license10.html
*/
-#include "../afs/param.h" /* Should be always first */
-#include "../afs/sysincludes.h" /* Standard vendor system headers */
-#include "../afs/afsincludes.h" /* Afs-based standard headers */
-#include "../afs/afs_stats.h" /* afs statistics */
-#include "../afs/osi_inode.h"
+#include <afsconfig.h>
+#include "afs/param.h"
-int afs_osicred_initialized=0;
-struct AFS_UCRED afs_osi_cred;
+#include "afs/sysincludes.h" /* Standard vendor system headers */
+#include "afsincludes.h" /* Afs-based standard headers */
+#include "afs/afs_stats.h" /* afs statistics */
+#include "afs/osi_inode.h"
+
+
+int afs_osicred_initialized = 0;
+afs_ucred_t afs_osi_cred;
afs_lock_t afs_xosi; /* lock is for tvattr */
extern struct osi_dev cacheDev;
extern struct vfs *afs_cacheVfsp;
int afs_CacheFSType = -1;
/* pointer to VXFS routine to access vnodes by inode number */
-int (*vxfs_vx_vp_byino)();
+int (*vxfs_vx_vp_byino) ();
/* Initialize the cache operations. Called while initializing cache files. */
-void afs_InitDualFSCacheOps(struct vnode *vp)
+void
+afs_InitDualFSCacheOps(struct vnode *vp)
{
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;
if (strcmp(vfst.f_basetype, "vxfs") == 0) {
vxfs_vx_vp_byino = (int (*)())modlookup("vxfs", "vx_vp_byino");
if (vxfs_vx_vp_byino == NULL)
- osi_Panic("afs_InitDualFSCacheOps: modlookup(vx_vp_byino) failed");
+ osi_Panic
+ ("afs_InitDualFSCacheOps: modlookup(vx_vp_byino) failed");
afs_CacheFSType = AFS_SUN_VXFS_CACHE;
return;
return;
}
-ino_t VnodeToIno(vnode_t *vp)
+ino_t
+VnodeToIno(vnode_t * vp)
{
int code;
struct vattr vattr;
- vattr.va_mask = AT_FSID|AT_NODEID; /* quick return using this mask. */
+ vattr.va_mask = AT_FSID | AT_NODEID; /* quick return using this mask. */
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred, NULL);
+#else
code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred);
+#endif
if (code) {
osi_Panic("VnodeToIno");
}
return vattr.va_nodeid;
}
-dev_t VnodeToDev(vnode_t *vp)
+dev_t
+VnodeToDev(vnode_t * vp)
{
int code;
struct vattr vattr;
- vattr.va_mask = AT_FSID|AT_NODEID; /* quick return using this mask. */
+ vattr.va_mask = AT_FSID | AT_NODEID; /* quick return using this mask. */
AFS_GUNLOCK();
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred, NULL);
+#else
code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred);
+#endif
AFS_GLOCK();
if (code) {
osi_Panic("VnodeToDev");
}
- return (dev_t)vattr.va_fsid;
+ return (dev_t) vattr.va_fsid;
}
-afs_int32 VnodeToSize(vnode_t *vp)
+afs_int32
+VnodeToSize(vnode_t * vp)
{
int code;
struct vattr vattr;
/*
* 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();
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred, NULL);
+#else
code = VOP_GETATTR(vp, &vattr, 0, &afs_osi_cred);
+#endif
AFS_GLOCK();
if (code) {
osi_Panic("VnodeToSize");
}
- MReleaseWriteLock(&afs_xosi);
- return (afs_int32)(vattr.va_size);
+ ReleaseWriteLock(&afs_xosi);
+ return (afs_int32) (vattr.va_size);
}
-void *osi_VxfsOpen(ainode)
- afs_int32 ainode;
+void *
+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 = (struct osi_file *)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->vnode = vp;
afile->size = VnodeToSize(afile->vnode);
afile->offset = 0;
- afile->proc = (int (*)()) 0;
- afile->inum = ainode; /* for hint validity checking */
+ afile->proc = (int (*)())0;
return (void *)afile;
}
#endif /* AFS_HAVE_VXFS */
-void *osi_UfsOpen(ainode)
- afs_int32 ainode;
+void *
+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 = (struct osi_file *)osi_AllocSmallSpace(sizeof(struct osi_file));
AFS_GUNLOCK();
- code = igetinode(afs_cacheVfsp, (dev_t) cacheDev.dev, (ino_t)ainode, &ip, CRED(),&dummy);
+
+/*
+ * 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_cred);
+ 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_cred, NULL);
+#else
+ code = VOP_OPEN(&vp, FREAD|FWRITE, &afs_osi_cred);
+#endif
+
+ if (code != 0)
+ osi_Panic("UfsOpen: VOP_OPEN failed %ld %s", code, ainode->ufs);
+
+#else
+ code =
+ 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 */
+ afile->proc = (int (*)())0;
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(ainode)
- afs_int32 ainode;
-#endif
+void *
+osi_UFSOpen(afs_dcache_id_t *ainode)
{
extern int cacheDiskType;
AFS_STATCNT(osi_UFSOpen);
- if(cacheDiskType != AFS_FCACHE_TYPE_UFS) {
+ if (cacheDiskType != AFS_FCACHE_TYPE_UFS) {
osi_Panic("UFSOpen called for non-UFS cache\n");
}
if (!afs_osicred_initialized) {
/* valid for alpha_osf, SunOS, Ultrix */
- bzero((char *)&afs_osi_cred, sizeof(struct AFS_UCRED));
+ memset(&afs_osi_cred, 0, sizeof(afs_ucred_t));
crhold(&afs_osi_cred); /* don't let it evaporate, since it is static */
afs_osicred_initialized = 1;
}
return osi_UfsOpen(ainode);
}
-afs_osi_Stat(afile, astat)
- register struct osi_file *afile;
- register struct osi_stat *astat; {
- register afs_int32 code;
+int
+afs_osi_Stat(struct osi_file *afile, struct osi_stat *astat)
+{
+ 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();
+#ifdef AFS_SUN511_ENV
+ code = VOP_GETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred, NULL);
+#else
code = VOP_GETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred);
+#endif
AFS_GLOCK();
if (code == 0) {
astat->size = tvattr.va_size;
- astat->blksize = tvattr.va_blksize;
astat->mtime = tvattr.va_mtime.tv_sec;
astat->atime = tvattr.va_atime.tv_sec;
}
- MReleaseWriteLock(&afs_xosi);
+ ReleaseWriteLock(&afs_xosi);
return code;
}
-osi_UFSClose(afile)
- register struct osi_file *afile;
- {
- AFS_STATCNT(osi_Close);
- if(afile->vnode) {
+int
+osi_UFSClose(struct osi_file *afile)
+{
+ AFS_STATCNT(osi_Close);
+ if (afile->vnode) {
AFS_RELE(afile->vnode);
- }
-
- osi_FreeSmallSpace(afile);
- return 0;
- }
-
-osi_UFSTruncate(afile, asize)
- register struct osi_file *afile;
- afs_int32 asize; {
- struct AFS_UCRED *oldCred;
+ }
+
+ osi_FreeSmallSpace(afile);
+ return 0;
+}
+
+int
+osi_UFSTruncate(struct osi_file *afile, afs_int32 asize)
+{
+ afs_ucred_t *oldCred;
struct vattr tvattr;
- register afs_int32 code;
+ afs_int32 code;
struct osi_stat tstat;
AFS_STATCNT(osi_Truncate);
* small enough. Check now and save some time.
*/
code = afs_osi_Stat(afile, &tstat);
- if (code || tstat.size <= asize) return code;
- MObtainWriteLock(&afs_xosi,321);
+ if (code || tstat.size <= asize)
+ return code;
+ ObtainWriteLock(&afs_xosi, 321);
tvattr.va_mask = AT_SIZE;
tvattr.va_size = asize;
/*
* The only time a flag is used (ATTR_UTIME) is when we're changing the time
*/
AFS_GUNLOCK();
+#ifdef AFS_SUN510_ENV
+ {
+ caller_context_t ct;
+
+ code = VOP_SETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred, &ct);
+ }
+#else
code = VOP_SETATTR(afile->vnode, &tvattr, 0, &afs_osi_cred);
+#endif
AFS_GLOCK();
- MReleaseWriteLock(&afs_xosi);
+ ReleaseWriteLock(&afs_xosi);
return code;
}
-void osi_DisableAtimes(avp)
-struct vnode *avp;
+void
+osi_DisableAtimes(struct vnode *avp)
{
- if (afs_CacheFSType == AFS_SUN_UFS_CACHE) {
- struct inode *ip = VTOI(avp);
- ip->i_flag &= ~IACC;
- }
+ 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 */
-afs_osi_Read(afile, offset, aptr, asize)
- register struct osi_file *afile;
- int offset;
- char *aptr;
- afs_int32 asize; {
- struct AFS_UCRED *oldCred;
-#if defined(AFS_SUN57_ENV)
+int
+afs_osi_Read(struct osi_file *afile, int offset, void *aptr,
+ afs_int32 asize)
+{
+ 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 the osi_file passed in is NULL, panic only if AFS is not shutting
* down. No point in crashing when we are already shutting down
*/
- if ( !afile ) {
- if ( !afs_shuttingdown )
- osi_Panic("osi_Read called with null param");
+ if (!afile) {
+ if (!afs_shuttingdown)
+ osi_Panic("osi_Read called with null param");
else
return EIO;
}
- if (offset != -1) afile->offset = offset;
+ if (offset != -1)
+ afile->offset = offset;
AFS_GUNLOCK();
- code = gop_rdwr(UIO_READ, afile->vnode, (caddr_t) aptr, asize, afile->offset,
- AFS_UIOSYS, 0, 0, &afs_osi_cred, &resid);
+ code =
+ gop_rdwr(UIO_READ, afile->vnode, (caddr_t) aptr, asize, afile->offset,
+ AFS_UIOSYS, 0, 0, &afs_osi_cred, &resid);
AFS_GLOCK();
if (code == 0) {
code = asize - resid;
afile->offset += code;
osi_DisableAtimes(afile->vnode);
- }
- else {
+ } else {
afs_Trace2(afs_iclSetp, CM_TRACE_READFAILED, ICL_TYPE_INT32, resid,
- ICL_TYPE_INT32, code);
+ ICL_TYPE_INT32, code);
code = -1;
}
return code;
}
/* Generic write interface */
-afs_osi_Write(afile, offset, aptr, asize)
- register struct osi_file *afile;
- char *aptr;
- afs_int32 offset;
- afs_int32 asize; {
- struct AFS_UCRED *oldCred;
-#if defined(AFS_SUN57_ENV)
+int
+afs_osi_Write(struct osi_file *afile, afs_int32 offset, void *aptr,
+ afs_int32 asize)
+{
+ 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");
- if (offset != -1) afile->offset = offset;
+ if (!afile)
+ osi_Panic("afs_osi_Write called with null param");
+ if (offset != -1)
+ afile->offset = offset;
AFS_GUNLOCK();
- code = gop_rdwr(UIO_WRITE, afile->vnode, (caddr_t) aptr, asize, afile->offset,
- AFS_UIOSYS, 0, (u.u_rlimit[RLIMIT_FSIZE].rlim_cur), &afs_osi_cred, &resid);
+ code =
+ gop_rdwr(UIO_WRITE, afile->vnode, (caddr_t) aptr, asize,
+ afile->offset, AFS_UIOSYS, 0, RLIM64_INFINITY, &afs_osi_cred,
+ &resid);
AFS_GLOCK();
if (code == 0) {
code = asize - resid;
afile->offset += code;
- }
- else {
+ } else {
code = -1;
}
if (afile->proc) {
- (*afile->proc)(afile, code);
+ (*afile->proc) (afile, code);
}
return code;
}
/* This work should be handled by physstrat in ca/machdep.c.
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(aproc, bp)
- int (*aproc)();
- register struct buf *bp;
+int
+afs_osi_MapStrategy(int (*aproc) (), struct buf *bp)
{
afs_int32 returnCode;
void
-shutdown_osifile()
+shutdown_osifile(void)
{
- extern int afs_cold_shutdown;
-
- AFS_STATCNT(shutdown_osifile);
- if (afs_cold_shutdown) {
- afs_osicred_initialized = 0;
- }
+ AFS_STATCNT(shutdown_osifile);
+ if (afs_cold_shutdown) {
+ afs_osicred_initialized = 0;
+ }
}
-