* 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 <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 */
+
+
+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;
-void *osi_UFSOpen(ainode)
- afs_int32 ainode;
+void *
+osi_UFSOpen(afs_dcache_id_t *ainode)
{
struct inode *ip;
- register struct osi_file *afile = NULL;
- extern struct vfs *rootvfs;
- struct vnode *vp = (struct vnode *)0;
+ struct osi_file *afile = NULL;
+ struct vnode *vp = NULL;
extern int cacheDiskType;
afs_int32 code = 0;
int dummy;
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;
}
- afile = (struct osi_file *) osi_AllocSmallSpace(sizeof(struct osi_file));
+ afile = (struct osi_file *)osi_AllocSmallSpace(sizeof(struct osi_file));
setuerror(0);
AFS_GUNLOCK();
- ip = (struct inode *) igetinode((dev_t) cacheDev.dev, rootvfs, (ino_t)ainode, &vp,&dummy);
+ ip = (struct inode *)igetinode((dev_t) cacheDev.dev, afs_cacheVfsp,
+ (ino_t) ainode->ufs, &vp, &dummy);
AFS_GLOCK();
if (getuerror()) {
osi_FreeSmallSpace(afile);
osi_Panic("UFSOpen: igetinode failed");
}
- afile->vnode = vp; /* Save the vnode pointer for the inode ip; also ip is already prele'ed in igetinode */
+ afile->vnode = vp; /* Save the vnode pointer for the inode ip; also ip is already prele'ed in igetinode */
afile->size = VTOI(afile->vnode)->i_size;
afile->offset = 0;
- afile->proc = (int (*)()) 0;
- afile->inum = ainode; /* for hint validity checking */
+ afile->proc = (int (*)())0;
return (void *)afile;
}
-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);
AFS_GUNLOCK();
code = VNOP_GETATTR(afile->vnode, &tvattr, &afs_osi_cred);
AFS_GLOCK();
if (code == 0) {
astat->size = tvattr.va_size;
- astat->blksize = tvattr.va_blocksize;
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) {
/* AIX writes entire data regions at a time when dumping core. We've
* seen a 26M write go through the system. When this happens, we run
* out of available pages. So, we'll flush the vnode's vm if we're short
}
}
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_int32 mode=FWRITE|FSYNC;
+ afs_int32 mode = FWRITE | FSYNC;
AFS_STATCNT(osi_Truncate);
/* This routine only shrinks files, and most systems
* 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);
/*
* If we're truncating an unopened file to a non-zero length,
* we need to bind it to a vm segment
* Note that that the binding will actually happen inside
* jfs by xix_ftrunc; setting mode to 0 will enable that.
*/
- if (asize && !VTOGP(afile->vnode)->gn_seg)
+ if (asize && !VTOGP(afile->vnode)->gn_seg)
mode = 0;
AFS_GUNLOCK();
- code = VNOP_FTRUNC(afile->vnode, mode, asize, (caddr_t)0, &afs_osi_cred);
+ code = VNOP_FTRUNC(afile->vnode, mode, asize, (caddr_t) 0, &afs_osi_cred);
AFS_GLOCK();
- MReleaseWriteLock(&afs_xosi);
+ ReleaseWriteLock(&afs_xosi);
return code;
}
-void osi_DisableAtimes(avp)
-struct vnode *avp;
+void
+osi_DisableAtimes(struct vnode *avp)
{
- struct inode *ip = VTOIP(avp);
- ip->i_flag &= ~IACC;
+ struct inode *ip = VTOIP(avp);
+ ip->i_flag &= ~IACC;
}
/* 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;
+int
+afs_osi_Read(struct osi_file *afile, int offset, void *aptr,
+ afs_int32 asize)
+{
+ afs_ucred_t *oldCred;
unsigned int resid;
- 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 )
+ if (!afile) {
+ if (!afs_shuttingdown)
osi_Panic("osi_Read called with null param");
else
- return EIO;
+ return -EIO;
}
- if (offset != -1) afile->offset = offset;
-retry_IO:
+ if (offset != -1)
+ afile->offset = offset;
+ retry_IO:
/* Note the difference in the way the afile->offset is passed (see comments in gop_rdwr() in afs_aix_subr.c for comments) */
AFS_GUNLOCK();
- code = gop_rdwr(UIO_READ, afile->vnode, (caddr_t) aptr, asize,
- (off_t)&afile->offset, AFS_UIOSYS, NULL, &resid);
+#ifdef AFS_64BIT_KERNEL
+ code =
+ gop_rdwr(UIO_READ, afile->vnode, (caddr_t) aptr, asize,
+ &afile->offset, AFS_UIOSYS, NULL, &resid);
+#else
+ code =
+ gop_rdwr(UIO_READ, afile->vnode, (caddr_t) aptr, asize,
+ (off_t) & afile->offset, AFS_UIOSYS, NULL, &resid);
+#endif
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);
/*
* To handle periodic low-level EFAULT failures that we've seen with the
* Weitek chip; in all observed failed cases a second read succeeded.
afs_stats_cmperf.osiread_efaults++;
goto retry_IO;
}
- setuerror(code);
+ setuerror(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;
+int
+afs_osi_Write(struct osi_file *afile, afs_int32 offset, void *aptr,
+ afs_int32 asize)
+{
+ afs_ucred_t *oldCred;
unsigned int resid;
- 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;
/* Note the difference in the way the afile->offset is passed (see comments in gop_rdwr() in afs_aix_subr.c for comments) */
AFS_GUNLOCK();
- code = gop_rdwr(UIO_WRITE, afile->vnode, (caddr_t) aptr, asize,
- (off_t)&afile->offset, AFS_UIOSYS, NULL, &resid);
+#ifdef AFS_64BIT_KERNEL
+ code =
+ gop_rdwr(UIO_WRITE, afile->vnode, (caddr_t) aptr, asize,
+ &afile->offset, AFS_UIOSYS, NULL, &resid);
+#else
+ code =
+ gop_rdwr(UIO_WRITE, afile->vnode, (caddr_t) aptr, asize,
+ (off_t) & afile->offset, AFS_UIOSYS, NULL, &resid);
+#endif
AFS_GLOCK();
if (code == 0) {
+ if (resid)
+ afs_Trace3(afs_iclSetp, CM_TRACE_WRITEFAILED, ICL_TYPE_INT32,
+ asize, ICL_TYPE_INT32, resid, ICL_TYPE_INT32, code);
code = asize - resid;
afile->offset += code;
- }
- else {
- if (code == ENOSPC) afs_warnuser("\n\n\n*** Cache partition is FULL - Decrease cachesize!!! ***\n\n");
+ } else {
+ afs_Trace3(afs_iclSetp, CM_TRACE_WRITEFAILED, ICL_TYPE_INT32, asize,
+ ICL_TYPE_INT32, resid, ICL_TYPE_INT32, code);
+ if (code == ENOSPC)
+ afs_warnuser
+ ("\n\n\n*** Cache partition is FULL - Decrease cachesize!!! ***\n\n");
setuerror(code);
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;
+ }
}
-