#ifndef _VX_DEBUG_H
#define _VX_DEBUG_H
-#ifndef CONFIG_VSERVER
-#warning config options missing
-#endif
#define VXD_CBIT(n,m) (vx_debug_ ## n & (1 << (m)))
#define VXD_CMIN(n,m) (vx_debug_ ## n > (m))
#define VXD_QPOS(v,p) (((uint32_t)(v) >> ((p)*8)) & 0xFF)
#define VXD_QUAD(v) VXD_QPOS(v,0), VXD_QPOS(v,1), \
VXD_QPOS(v,2), VXD_QPOS(v,3)
+#define VXF_QUAD "%u.%u.%u.%u"
+
+#define VXD_DEV(d) (d), (d)->bd_inode->i_ino, \
+ imajor((d)->bd_inode), iminor((d)->bd_inode)
+#define VXF_DEV "%p[%lu,%d:%d]"
+
#define __FUNC__ __func__
+#define vxd_path(d,m) \
+ ({ static char _buffer[PATH_MAX]; \
+ d_path((d), (m), _buffer, sizeof(_buffer)); })
+
+#define vxd_cond_path(n) \
+ ((n) ? vxd_path((n)->dentry, (n)->mnt) : "<null>" )
+
+
#ifdef CONFIG_VSERVER_DEBUG
extern unsigned int vx_debug_switch;
extern unsigned int vx_debug_xid;
extern unsigned int vx_debug_nid;
+extern unsigned int vx_debug_tag;
extern unsigned int vx_debug_net;
extern unsigned int vx_debug_limit;
+extern unsigned int vx_debug_cres;
extern unsigned int vx_debug_dlim;
+extern unsigned int vx_debug_quota;
extern unsigned int vx_debug_cvirt;
+extern unsigned int vx_debug_misc;
#define VX_LOGLEVEL "vxD: "
-#define VX_WARNLEVEL KERN_WARNING "vxW: "
#define vxdprintk(c,f,x...) \
do { \
} while (0)
-#define vxwprintk(c,f,x...) \
- do { \
- if (c) \
- printk(VX_WARNLEVEL f "\n" , ##x); \
- } while (0)
-
+struct vx_info;
-#define vxd_path(d,m) \
- ({ static char _buffer[PATH_MAX]; \
- d_path((d), (m), _buffer, sizeof(_buffer)); })
+void dump_vx_info(struct vx_info *, int);
+void dump_vx_info_inactive(int);
#else /* CONFIG_VSERVER_DEBUG */
#define vx_debug_switch 0
#define vx_debug_xid 0
#define vx_debug_nid 0
+#define vx_debug_tag 0
#define vx_debug_net 0
#define vx_debug_limit 0
+#define vx_debug_cres 0
#define vx_debug_dlim 0
#define vx_debug_cvirt 0
#define vxdprintk(x...) do { } while (0)
#define vxlprintk(x...) do { } while (0)
#define vxfprintk(x...) do { } while (0)
-#define vxwprintk(x...) do { } while (0)
-
-#define vxd_path "<none>"
#endif /* CONFIG_VSERVER_DEBUG */
-/* history stuff */
-
-#ifdef CONFIG_VSERVER_HISTORY
-
-
-extern unsigned volatile int vxh_active;
-
-struct _vxhe_vxi {
- struct vx_info *ptr;
- unsigned xid;
- unsigned usecnt;
- unsigned tasks;
-};
-
-struct _vxhe_set_clr {
- void *data;
-};
-
-struct _vxhe_loc_lookup {
- unsigned arg;
-};
-
-enum {
- VXH_UNUSED=0,
- VXH_THROW_OOPS=1,
-
- VXH_GET_VX_INFO,
- VXH_PUT_VX_INFO,
- VXH_INIT_VX_INFO,
- VXH_SET_VX_INFO,
- VXH_CLR_VX_INFO,
- VXH_CLAIM_VX_INFO,
- VXH_RELEASE_VX_INFO,
- VXH_ALLOC_VX_INFO,
- VXH_DEALLOC_VX_INFO,
- VXH_HASH_VX_INFO,
- VXH_UNHASH_VX_INFO,
- VXH_LOC_VX_INFO,
- VXH_LOOKUP_VX_INFO,
- VXH_CREATE_VX_INFO,
-};
-
-struct _vx_hist_entry {
- void *loc;
- unsigned short seq;
- unsigned short type;
- struct _vxhe_vxi vxi;
- union {
- struct _vxhe_set_clr sc;
- struct _vxhe_loc_lookup ll;
- };
-};
-
-struct _vx_hist_entry *vxh_advance(void *loc);
-
-#define VXH_HERE() \
- ({ __label__ here; \
- here:; \
- &&here; })
-
-
-
-static inline void __vxh_copy_vxi(struct _vx_hist_entry *entry, struct vx_info *vxi)
-{
- entry->vxi.ptr = vxi;
- if (vxi) {
- entry->vxi.usecnt = atomic_read(&vxi->vx_usecnt);
- entry->vxi.tasks = atomic_read(&vxi->vx_tasks);
- entry->vxi.xid = vxi->vx_id;
- }
-}
-
-static inline void vxh_throw_oops(void)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- entry->type = VXH_THROW_OOPS;
- preempt_enable();
-
- /* prevent further acquisition */
- vxh_active = 0;
-}
-
-static inline void vxh_get_vx_info(struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->type = VXH_GET_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_put_vx_info(struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->type = VXH_PUT_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_init_vx_info(struct vx_info *vxi, void *data)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->sc.data = data;
- entry->type = VXH_INIT_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_set_vx_info(struct vx_info *vxi, void *data)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->sc.data = data;
- entry->type = VXH_SET_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_clr_vx_info(struct vx_info *vxi, void *data)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->sc.data = data;
- entry->type = VXH_CLR_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_claim_vx_info(struct vx_info *vxi, void *data)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->sc.data = data;
- entry->type = VXH_CLAIM_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_release_vx_info(struct vx_info *vxi, void *data)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->sc.data = data;
- entry->type = VXH_RELEASE_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_alloc_vx_info(struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->type = VXH_ALLOC_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_dealloc_vx_info(struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->type = VXH_DEALLOC_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_hash_vx_info(struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->type = VXH_HASH_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_unhash_vx_info(struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->type = VXH_UNHASH_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_loc_vx_info(unsigned arg, struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->ll.arg = arg;
- entry->type = VXH_LOC_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_lookup_vx_info(unsigned arg, struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->ll.arg = arg;
- entry->type = VXH_LOOKUP_VX_INFO;
- preempt_enable();
-}
-
-static inline void vxh_create_vx_info(unsigned arg, struct vx_info *vxi)
-{
- struct _vx_hist_entry *entry;
-
- preempt_disable();
- entry = vxh_advance(VXH_HERE());
- __vxh_copy_vxi(entry, vxi);
- entry->ll.arg = arg;
- entry->type = VXH_CREATE_VX_INFO;
- preempt_enable();
-}
-
-
-extern void vxh_dump_history(void);
-
-#else /* CONFIG_VSERVER_HISTORY */
-
-#define vxh_throw_oops() do { } while (0)
-
-#define vxh_get_vx_info(v) do { } while (0)
-#define vxh_put_vx_info(v) do { } while (0)
-
-#define vxh_init_vx_info(v,d) do { } while (0)
-#define vxh_set_vx_info(v,d) do { } while (0)
-#define vxh_clr_vx_info(v,d) do { } while (0)
-
-#define vxh_claim_vx_info(v,d) do { } while (0)
-#define vxh_release_vx_info(v,d) do { } while (0)
-
-#define vxh_alloc_vx_info(v) do { } while (0)
-#define vxh_dealloc_vx_info(v) do { } while (0)
+#ifdef CONFIG_VSERVER_WARN
-#define vxh_hash_vx_info(v) do { } while (0)
-#define vxh_unhash_vx_info(v) do { } while (0)
+#define VX_WARNLEVEL KERN_WARNING "vxW: "
-#define vxh_loc_vx_info(a,v) do { } while (0)
-#define vxh_lookup_vx_info(a,v) do { } while (0)
-#define vxh_create_vx_info(a,v) do { } while (0)
+#define vxwprintk(c,f,x...) \
+ do { \
+ if (c) \
+ printk(VX_WARNLEVEL f "\n" , ##x); \
+ } while (0)
-#define vxh_dump_history() do { } while (0)
+#else /* CONFIG_VSERVER_WARN */
+#define vxwprintk(x...) do { } while (0)
-#endif /* CONFIG_VSERVER_HISTORY */
+#endif /* CONFIG_VSERVER_WARN */
#ifdef CONFIG_VSERVER_DEBUG
#define vxd_assert_lock(l) assert_spin_locked(l)
+#define vxd_assert(c,f,x...) vxlprintk(!(c), \
+ "assertion [" f "] failed.", ##x, __FILE__, __LINE__)
#else
-#define vxd_assert_lock(l) do { } while (0)
+#define vxd_assert_lock(l) do { } while (0)
+#define vxd_assert(c,f,x...) do { } while (0)
#endif
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