+++ /dev/null
-/*Got these defination from lustre*/
-#define S_SNAP (1 << 0)
-
-#define D_TRACE (1 << 0) /* ENTRY/EXIT markers */
-#define D_INODE (1 << 1)
-#define D_SUPER (1 << 2)
-#define D_EXT2 (1 << 3) /* anything from ext2_debug */
-#define D_MALLOC (1 << 4) /* print malloc, free information */
-#define D_CACHE (1 << 5) /* cache-related items */
-#define D_INFO (1 << 6) /* general information */
-#define D_IOCTL (1 << 7) /* ioctl related information */
-#define D_BLOCKS (1 << 8) /* ext2 block allocation */
-#define D_NET (1 << 9) /* network communications */
-#define D_WARNING (1 << 10) /* CWARN(...) == CDEBUG (D_WARNING, ...) */
-#define D_BUFFS (1 << 11)
-#define D_OTHER (1 << 12)
-#define D_DENTRY (1 << 13)
-#define D_PAGE (1 << 15) /* bulk page handling */
-#define D_DLMTRACE (1 << 16)
-#define D_ERROR (1 << 17) /* CERROR(...) == CDEBUG (D_ERROR, ...) */
-#define D_EMERG (1 << 18) /* CEMERG(...) == CDEBUG (D_EMERG, ...) */
-#define D_HA (1 << 19) /* recovery and failover */
-#define D_RPCTRACE (1 << 20) /* for distributed debugging */
-#define D_VFSTRACE (1 << 21)
-#define D_SNAP (1 << 22)
-
-#ifdef __KERNEL__
-# include <linux/sched.h> /* THREAD_SIZE */
-#else
-# ifndef THREAD_SIZE /* x86_64 has THREAD_SIZE in userspace */
-# define THREAD_SIZE 8192
-# endif
-#endif
-
-# include <linux/vmalloc.h>
-# define snap_debug_msg(mask, file, fn, line, stack, format, a...) \
- printk("%02x (@%lu %s:%s,l. %d %d %lu): " format, \
- (mask), (long)time(0), file, fn, line, \
- getpid() , stack, ## a);
-
-#define LUSTRE_TRACE_SIZE (THREAD_SIZE >> 5)
-
-#ifdef __KERNEL__
-# ifdef __ia64__
-# define CDEBUG_STACK (THREAD_SIZE - \
- ((unsigned long)__builtin_dwarf_cfa() & \
- (THREAD_SIZE - 1)))
-# else
-# define CDEBUG_STACK (THREAD_SIZE - \
- ((unsigned long)__builtin_frame_address(0) & \
- (THREAD_SIZE - 1)))
-# endif
-
-#define CHECK_STACK(stack) \
- do { \
- if ((stack) > 3*THREAD_SIZE/4 && (stack) > snap_stack) { \
- printk( "maximum lustre stack %u\n", \
- snap_stack = (stack)); \
- } \
- } while (0)
-#else /* __KERNEL__ */
-#define CHECK_STACK(stack) do { } while(0)
-#define CDEBUG_STACK (0L)
-#endif /* __KERNEL__ */
-
-#if 1
-#define CDEBUG(mask, format, a...) \
-do { \
- CHECK_STACK(CDEBUG_STACK); \
- if (!(mask) || ((mask) & (D_ERROR | D_EMERG | D_WARNING)) || \
- (snap_debug_level & (mask))) \
- printk(format, ## a); \
-} while (0)
-
-#define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
-#define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
-#define CEMERG(format, a...) CDEBUG(D_EMERG, format, ## a)
-
-#define GOTO(label, rc) \
-do { \
- long GOTO__ret = (long)(rc); \
- CDEBUG(D_TRACE,"Process leaving via %s (rc=%lu : %ld : %lx)\n", \
- #label, (unsigned long)GOTO__ret, (signed long)GOTO__ret,\
- (signed long)GOTO__ret); \
- goto label; \
-} while (0)
-
-#define RETURN(rc) \
-do { \
- typeof(rc) RETURN__ret = (rc); \
- CDEBUG(D_TRACE, "Process %d leaving %s (rc=%lu : %ld : %lx)\n", \
- current->pid, __FUNCTION__, (long)RETURN__ret, \
- (long)RETURN__ret, (long)RETURN__ret); \
- return RETURN__ret; \
-} while (0)
-
-#define ENTRY \
-do { \
- CDEBUG(D_TRACE, "Process %d enter %s\n", \
- current->pid, __FUNCTION__); \
-} while (0)
-
-#define EXIT \
-do { \
- CDEBUG(D_TRACE, "Process %d leaving %s \n", \
- current->pid, __FUNCTION__); \
-} while(0)
-#else
-#define CDEBUG(mask, format, a...) do { } while (0)
-#define CWARN(format, a...) do { } while (0)
-#define CERROR(format, a...) printk("<3>" format, ## a)
-#define CEMERG(format, a...) printk("<0>" format, ## a)
-#define GOTO(label, rc) do { (void)(rc); goto label; } while (0)
-#define RETURN(rc) return (rc)
-#define ENTRY do { } while (0)
-#define EXIT do { } while (0)
-#endif
-
-#define SNAP_ALLOC(ptr, size) \
-do { \
- if (size <= 4096) { \
- ptr = kmalloc((unsigned long) size, GFP_KERNEL); \
- CDEBUG(D_MALLOC, "Proc %d %s:%d kmalloced: %d at %x.\n",\
- current->pid, __FUNCTION__, __LINE__, \
- (int) size, (int) ptr); \
- } else { \
- ptr = vmalloc((unsigned long) size); \
- CDEBUG(D_MALLOC, "Proc %d %s:%d vmalloced: %d at %x.\n",\
- current->pid, __FUNCTION__, __LINE__, \
- (int) size, (int) ptr); \
- } \
- if (ptr == 0) { \
- printk("kernel malloc returns 0 at %s:%d\n", \
- __FILE__, __LINE__); \
- } else { \
- memset(ptr, 0, size); \
- snap_kmemory += size; \
- } \
-} while (0)
-
-#define SNAP_FREE(ptr,size) \
-do { \
- snap_kmemory -= size; \
- if (size <= 4096) { \
- CDEBUG(D_MALLOC, "Proc %d %s:%d kfreed: %d at %x.\n", \
- current->pid, __FUNCTION__, __LINE__, \
- (int) size, (int) ptr); \
- kfree((ptr)); \
- } else { \
- CDEBUG(D_MALLOC, "Proc %d %s:%d vfreed: %d at %x.\n", \
- current->pid, __FUNCTION__, __LINE__, \
- (int) size, (int) ptr); \
- vfree((ptr)); \
- } \
-} while (0)
-
git://git.whamcloud.com / fs / lustre-release.git / blobdiff