#include "afs/param.h"
-#ifdef AFS_LINUX24_ENV
#include "h/module.h" /* early to avoid printf->printk mapping */
-#endif
#include "afs/sysincludes.h" /* Standard vendor system headers */
#include "afsincludes.h" /* Afs-based standard headers */
#include "afs/afs_stats.h" /* afs statistics */
#include "h/smp_lock.h"
-#if defined(AFS_LINUX26_ENV)
#include "h/namei.h"
-#endif
#if defined(LINUX_USE_FH)
#include "h/exportfs.h"
int cache_fh_type = -1;
afs_lock_t afs_xosi; /* lock is for tvattr */
extern struct osi_dev cacheDev;
-#if defined(AFS_LINUX24_ENV)
extern struct vfsmount *afs_cacheMnt;
-#endif
extern struct super_block *afs_cacheSBp;
-#if defined(AFS_LINUX26_ENV)
struct file *
afs_linux_raw_open(afs_dcache_id_t *ainode, ino_t *hint)
{
afile->proc = (int (*)())0;
return (void *)afile;
}
-#else
-void *
-osi_UFSOpen(afs_dcache_id_t *ainode)
-{
- register struct osi_file *afile = NULL;
- extern int cacheDiskType;
- afs_int32 code = 0;
- struct inode *tip = NULL;
- struct file *filp = NULL;
- AFS_STATCNT(osi_UFSOpen);
- 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 */
- memset((char *)&afs_osi_cred, 0, sizeof(AFS_UCRED));
- crhold(&afs_osi_cred); /* don't let it evaporate, since it is static */
- afs_osicred_initialized = 1;
- }
- afile = (struct osi_file *)osi_AllocLargeSpace(sizeof(struct osi_file));
- AFS_GUNLOCK();
- if (!afile) {
- osi_Panic("osi_UFSOpen: Failed to allocate %d bytes for osi_file.\n",
- sizeof(struct osi_file));
- }
- memset(afile, 0, sizeof(struct osi_file));
- filp = &afile->file;
- filp->f_dentry = &afile->dentry;
- tip = iget(afs_cacheSBp, ainode->ufs);
- if (!tip)
- osi_Panic("Can't get inode %d\n", ainode->ufs);
- FILE_INODE(filp) = tip;
- tip->i_flags |= MS_NOATIME; /* Disable updating access times. */
- filp->f_flags = O_RDWR;
-#if defined(AFS_LINUX24_ENV)
- filp->f_mode = FMODE_READ|FMODE_WRITE;
- filp->f_op = fops_get(tip->i_fop);
-#else
- filp->f_op = tip->i_op->default_file_ops;
-#endif
- if (filp->f_op && filp->f_op->open)
- code = filp->f_op->open(tip, filp);
- if (code)
- osi_Panic("Can't open inode %d\n", ainode->ufs);
- afile->size = i_size_read(tip);
- AFS_GLOCK();
- afile->offset = 0;
- afile->proc = (int (*)())0;
- afile->inum = ainode->ufs; /* for hint validity checking */
- return (void *)afile;
-}
-#endif
#if defined(LINUX_USE_FH)
/*
int
afs_osi_Stat(register struct osi_file *afile, register struct osi_stat *astat)
{
- register afs_int32 code;
AFS_STATCNT(osi_Stat);
MObtainWriteLock(&afs_xosi, 320);
astat->size = i_size_read(OSIFILE_INODE(afile));
-#if defined(AFS_LINUX26_ENV)
astat->mtime = OSIFILE_INODE(afile)->i_mtime.tv_sec;
astat->atime = OSIFILE_INODE(afile)->i_atime.tv_sec;
-#else
- astat->mtime = OSIFILE_INODE(afile)->i_mtime;
- astat->atime = OSIFILE_INODE(afile)->i_atime;
-#endif
- code = 0;
+
MReleaseWriteLock(&afs_xosi);
- return code;
+ return 0;
}
-#ifdef AFS_LINUX26_ENV
int
osi_UFSClose(register struct osi_file *afile)
{
osi_FreeLargeSpace(afile);
return 0;
}
-#else
-int
-osi_UFSClose(register struct osi_file *afile)
-{
- AFS_STATCNT(osi_Close);
- if (afile) {
- if (FILE_INODE(&afile->file)) {
- struct file *filp = &afile->file;
- if (filp->f_op && filp->f_op->release)
- filp->f_op->release(FILE_INODE(filp), filp);
- iput(FILE_INODE(filp));
- }
- }
-
- osi_FreeLargeSpace(afile);
- return 0;
-}
-#endif
int
osi_UFSTruncate(register struct osi_file *afile, afs_int32 asize)
#endif
newattrs.ia_size = asize;
newattrs.ia_valid = ATTR_SIZE | ATTR_CTIME;
-#if defined(AFS_LINUX24_ENV)
newattrs.ia_ctime = CURRENT_TIME;
/* avoid notify_change() since it wants to update dentry->d_parent */
code = inode_change_ok(inode, &newattrs);
if (!code) {
#ifdef INODE_SETATTR_NOT_VOID
-#if defined(AFS_LINUX26_ENV)
if (inode->i_op && inode->i_op->setattr)
code = inode->i_op->setattr(afile->filp->f_dentry, &newattrs);
else
-#endif
code = inode_setattr(inode, &newattrs);
#else
inode_setattr(inode, &newattrs);
unlock_kernel();
if (!code)
truncate_inode_pages(&inode->i_data, asize);
-#else
- i_size_write(inode, asize);
- if (inode->i_sb->s_op && inode->i_sb->s_op->notify_change) {
- code = inode->i_sb->s_op->notify_change(&afile->dentry, &newattrs);
- }
- if (!code) {
- truncate_inode_pages(inode, asize);
- if (inode->i_op && inode->i_op->truncate)
- inode->i_op->truncate(inode);
- }
-#endif
code = -code;
#ifdef STRUCT_INODE_HAS_I_MUTEX
mutex_unlock(&inode->i_mutex);
int
osi_rdwr(struct osi_file *osifile, uio_t * uiop, int rw)
{
-#ifdef AFS_LINUX26_ENV
struct file *filp = osifile->filp;
-#else
- struct file *filp = &osifile->file;
-#endif
KERNEL_SPACE_DECL;
int code = 0;
struct iovec *iov;