#define _AFS_OSI_
#include "h/types.h"
+#if !defined(AFS_LINUX_ENV)
#include "h/param.h"
+#endif
#ifdef AFS_FBSD_ENV
#include <sys/condvar.h>
#include <sys/lock.h>
#endif
-#ifdef AFS_LINUX20_ENV
+#ifdef AFS_LINUX_ENV
#ifndef _LINUX_CODA_FS_I
#define _LINUX_CODA_FS_I
#define _CODA_HEADER_
struct osi_file {
afs_int32 size; /* file size in bytes XXX Must be first field XXX */
-#ifdef AFS_LINUX26_ENV
+#ifdef AFS_LINUX_ENV
struct file *filp; /* May need this if we really open the file. */
#else
-#ifdef AFS_LINUX22_ENV
+#ifdef AFS_LINUX_ENV
struct dentry dentry; /* merely to hold the pointer to the inode. */
struct file file; /* May need this if we really open the file. */
#else
#define osi_NPACKETS 20 /* number of cluster pkts to alloc */
+
/*
* Default vnode related macros
*
* Darwin, all of the BSDs, and Linux have their own
*/
-#if !defined(AFS_DARWIN_ENV) && !defined(AFS_XBSD_ENV) && !defined(AFS_LINUX20_ENV)
-# define vType(vc) (vc)->v.v_type
-# define vSetType(vc,type) (vc)->v.v_type = (type)
-# define vSetVfsp(vc,vfsp) (vc)->v.v_vfsp = (vfsp)
+#if !defined(AFS_DARWIN_ENV) && !defined(AFS_XBSD_ENV) && !defined(AFS_LINUX_ENV)
+# define vType(vc) AFSTOV(vc)->v_type
+# define vSetType(vc,type) AFSTOV(vc)->v_type = (type)
+# define vSetVfsp(vc,vfsp) AFSTOV(vc)->v_vfsp = (vfsp)
extern struct vnodeops *afs_ops;
# define IsAfsVnode(v) ((v)->v_op == afs_ops)
# define SetAfsVnode(v) (v)->v_op = afs_ops
#endif
struct vcache;
-extern int osi_TryEvictVCache(struct vcache *, int *);
+extern int osi_TryEvictVCache(struct vcache *, int *, int);
extern struct vcache *osi_NewVnode(void);
extern void osi_PrePopulateVCache(struct vcache *);
extern void osi_PostPopulateVCache(struct vcache *);
extern void osi_AttachVnode(struct vcache *, int seq);
+/**
+ * Increment the refcount on the given vcache.
+ *
+ * @retval 0 Success
+ * @retval nonzero Error obtaining reference; the vcache is no longer valid and
+ * the caller should act as if it doesn't exist.
+ */
+extern int osi_vnhold(struct vcache *);
+
/*
- * In IRIX 6.5 we cannot have DEBUG turned on since certain
+ * In IRIX 6.5 and NetBSD we cannot have DEBUG turned on since certain
* system-defined structures are a different size with DEBUG on, the
* kernel is compiled without DEBUG on, and the resulting differences
* would break our ability to interact with the rest of the kernel.
* Is DEBUG only for turning the ASSERT() macro? If so, we should
* be able to eliminate DEBUG entirely.
*/
-#if !defined(AFS_SGI65_ENV)
+#if !defined(AFS_SGI65_ENV) && !defined(AFS_NBSD_ENV)
#ifndef DEBUG
#define DEBUG 1 /* Default is to enable debugging/logging */
#endif
#endif
/*
- * Time related macros
+ * We use osi_timeval32_t because the native timeval varies in size on
+ * different platforms. We require a fixed size timeval, at least for the
+ * xstats.
*/
-#define osi_GetuTime(x) osi_GetTime(x)
-
-/* osi_timeval_t exists because SGI 6.x has two sizes of timeval. */
-/** In 64 bit Solaris the timeval structure has members that are 64 bit
- * In the GetTime() interface we expect pointers to afs_int32. So the need to
- * define osi_timeval_t to have 32 bit members. To make this less ambiguous
- * we now use 32 bit quantities consistently all over the code.
- * In 64 bit HP-UX the timeval structure has a 64 bit member.
- */
-
-#if defined(AFS_HPUX_ENV) || defined(AFS_LINUX_64BIT_KERNEL) || (defined(AFS_SGI61_ENV) && defined(KERNEL) && defined(_K64U64))
typedef struct {
afs_int32 tv_sec;
afs_int32 tv_usec;
-} osi_timeval_t;
-#elif defined(AFS_SUN57_ENV)
-typedef struct timeval32 osi_timeval_t;
-#else
-typedef struct timeval osi_timeval_t;
-#endif /* AFS_SGI61_ENV */
+} osi_timeval32_t;
#ifndef UKERNEL
#define osi_getpid() getpid()
#ifdef AFS_FBSD_ENV
/* should use curthread, but 'ps' can't display it */
#define osi_ThreadUnique() (curproc->p_pid)
-#elif defined(AFS_LINUX_ENV)
-#define osi_ThreadUnique() (current->pid)
#elif defined(UKERNEL)
#define osi_ThreadUnique() osi_getpid()
#else
/* On an MP that uses multithreading, splnet is not sufficient to provide
* mutual exclusion because the other processors will not see it. On some
- * early multiprocessors (SunOS413 & SGI5.2) splnet actually obtains a global
+ * early multiprocessors (SGI5.2) splnet actually obtains a global
* mutex, which this works in the UP expected way, it means that the whole MP
* can only take one interrupt at a time; a serious performance penalty. */
* (Also, of course, the vnode is assumed to be one of ours. Can't use this
* macro for V-file vnodes.)
*/
-/* osi_vnhold is defined in PLATFORM/osi_machdep.h */
-#define AFS_FAST_HOLD(vp) osi_vnhold((vp), 0)
-
#ifdef AFS_AIX_ENV
#define AFS_FAST_RELE(vp) VREFCOUNT_DEC(vp)
#else
#define osi_curcred() (u.u_cred)
#endif
+#ifdef AFS_PAG_ONEGROUP_ENV
+#define AFS_NUMPAGGROUPS 1
+#else
+#define AFS_NUMPAGGROUPS 2
+#endif
+
+#ifdef AFS_LINUX_ENV
+extern int osi_ShouldDeferRemunlink(struct vcache *avc);
+#else
+# define osi_ShouldDeferRemunlink(avc) 0
+#endif
+
#endif /* _AFS_OSI_ */