[XFS] Cleanup/remove a bunch of macros, comments and code.

SGI Modid: 2.5.x-xfs:slinx:141925a

fs/xfs/linux/xfs_globals.c

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -40,7 +40,7 @@
 /*
  * System memory size - used to scale certain data structures in XFS.
  */
-unsigned long	xfs_physmem;
+unsigned long xfs_physmem;
 
 /*
  * Tunable XFS parameters.  xfs_params is required even when CONFIG_SYSCTL=n,
@@ -51,7 +51,7 @@ xfs_param_t xfs_params = { 0, 1, 0, 0, 0, 3 };
 /*
  * Used to serialize atomicIncWithWrap.
  */
-spinlock_t Atomic_spin = SPIN_LOCK_UNLOCKED;
+spinlock_t xfs_atomic_spin = SPIN_LOCK_UNLOCKED;
 
 /*
  * Global system credential structure.

fs/xfs/linux/xfs_globals.h

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -39,7 +39,9 @@
 
 extern uint64_t xfs_panic_mask;		/* set to cause more panics */
 
-extern unsigned long	xfs_physmem;
+extern unsigned long xfs_physmem;
+
+extern spinlock_t xfs_atomic_spin;
 
 extern struct cred *sys_cred;
 

fs/xfs/support/atomic.h

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -43,20 +43,20 @@
  * This is used for two variables in XFS, one of which is a debug trace
  * buffer index. They are not accessed via any other atomic operations
  * so this is safe. All other atomic increments and decrements in XFS
- * now use the linux built in functions.
+ * now use the Linux built-in functions.
  */
 
-extern spinlock_t Atomic_spin;
+extern spinlock_t xfs_atomic_spin;
 
 static __inline__ int atomicIncWithWrap(int *ip, int val)
 {
 	unsigned long flags;
 	int ret;
-	spin_lock_irqsave(&Atomic_spin, flags);
+	spin_lock_irqsave(&xfs_atomic_spin, flags);
 	ret = *ip;
 	(*ip)++;
 	if (*ip == val) *ip = 0;
-	spin_unlock_irqrestore(&Atomic_spin, flags);
+	spin_unlock_irqrestore(&xfs_atomic_spin, flags);
 	return ret;
 }
 

fs/xfs/support/debug.c

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -55,7 +55,7 @@ assfail(char *a, char *f, int l)
     BUG();
 }
 
-#if (defined(DEBUG) || defined(INDUCE_IO_ERRROR))
+#if ((defined(DEBUG) || defined(INDUCE_IO_ERRROR)) && !defined(NO_WANT_RANDOM))
 
 unsigned long
 random(void)
@@ -79,7 +79,7 @@ get_thread_id(void)
 	return current->pid;
 }
 
-#endif /* DEBUG */
+#endif /* DEBUG || INDUCE_IO_ERRROR || !NO_WANT_RANDOM */
 
 void
 cmn_err(register int level, char *fmt, ...)

fs/xfs/support/mrlock.c

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -272,15 +272,3 @@ mrdemote(mrlock_t *mrp)
 	}
 	MRUNLOCK(mrp);
 }
-
-int
-mrislocked_access(mrlock_t *mrp)
-{
-	return(mrp->mr_count > 0);
-}
-
-int
-mrislocked_update(mrlock_t *mrp)
-{
-	return(mrp->mr_count < 0);
-}

fs/xfs/support/mrlock.h

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -80,7 +80,9 @@ extern void	mrlock_init(mrlock_t *, int type, char *name, long sequence);
 extern void	mrfree(mrlock_t *);
 
 #define mrinit(mrp, name)	mrlock_init(mrp, MRLOCK_BARRIER, name, -1)
-#define mraccess(mrp)	mraccessf(mrp, 0)	/* grab for READ/ACCESS */
-#define mrupdate(mrp)	mrupdatef(mrp, 0)	/* grab for WRITE/UPDATE */
+#define mraccess(mrp)		mraccessf(mrp, 0) /* grab for READ/ACCESS */
+#define mrupdate(mrp)		mrupdatef(mrp, 0) /* grab for WRITE/UPDATE */
+#define mrislocked_access(mrp)	((mrp)->mr_count > 0)
+#define mrislocked_update(mrp)	((mrp)->mr_count < 0)
 
 #endif /* __XFS_SUPPORT_MRLOCK_H__ */

fs/xfs/support/mutex.h

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  * Portions Copyright (c) 2002 Christoph Hellwig.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
@@ -46,7 +46,6 @@
 typedef struct semaphore	mutex_t;
 
 #define mutex_init(lock, type, name)		sema_init(lock, 1)
-#define init_mutex(ptr, type, name, sequence)	sema_init(lock, 1)
 #define mutex_destroy(lock)			sema_init(lock, -99)
 #define mutex_lock(lock, num)			down(lock)
 #define mutex_trylock(lock)			(down_trylock(lock) ? 0 : 1)

fs/xfs/xfs_bmap.h

 /*
- * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -76,10 +76,6 @@ typedef struct xfs_bmap_free
 #define XFS_BMAPI_IGSTATE	0x200	/* Ignore state - */
 					/* combine contig. space */
 #define XFS_BMAPI_CONTIG	0x400	/* must allocate only one extent */
-#define XFS_BMAPI_DIRECT_IO	0x800	/* Flag from cxfs client, not used
-					 * by xfs directly. Indicates alloc
-					 * request is for direct I/O not
-					 * extent conversion by server */
 
 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_BMAPI_AFLAG)
 int xfs_bmapi_aflag(int w);

fs/xfs/xfs_clnt.h

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -64,16 +64,6 @@ struct xfs_mount_args {
 	int	sunit;		/* stripe unit (BBs) */
 	int	swidth;		/* stripe width (BBs), multiple of sunit */
 	uchar_t iosizelog;	/* log2 of the preferred I/O size */
-
-	/*  The remainder is for CXFS support.	*/
-	char	**servlist;	/* Table of hosts which may be servers */
-	int	*servlistlen;	/* Table of hostname lengths. */
-	int	slcount;	/* Count of hosts which may be servers. */
-	int	stimeout;	/* Server timeout in milliseconds */
-	int	ctimeout;	/* Client timeout in milliseconds */
-	char	*server;	/* Designated server hostname (for remount). */
-	int	servlen;	/* Length of server hostname (for remount). */
-	int	servcell;	/* Server cell (internal testing only) */
 };
 
 /*
@@ -101,17 +91,6 @@ struct xfs_mount_args {
 #define XFSMNT_IOSIZE		0x00002000	/* optimize for I/O size */
 #define XFSMNT_OSYNCISOSYNC	0x00004000	/* o_sync is REALLY o_sync */
 						/* (osyncisdsync is now default) */
-#define XFSMNT_CLNTONLY		0x00008000	/* cxfs mount as client only */
-#define XFSMNT_UNSHARED		0x00010000	/* cxfs filesystem mounted
-						 * unshared */
-#define XFSMNT_CHGCLNTONLY	0x00020000	/* changing client only flag */
-						/* (for remount only) */
-#define XFSMNT_SERVCELL		0x00040000	/* setting server cell */
-						/* (allowed on remount) */
-#define XFSMNT_MAKESERVER	0x00080000	/* become the server (remount */
-						/* only) */
-#define XFSMNT_NOTSERVER	0x00100000	/* give up being the server */
-						/* (remount only) */
 #define XFSMNT_32BITINODES	0x00200000	/* restrict inodes to 32
 						 * bits of address space */
 #define XFSMNT_GQUOTA		0x00400000	/* group quota accounting */
@@ -121,10 +100,4 @@ struct xfs_mount_args {
 #define XFSMNT_DMAPI		0x02000000	/* enable dmapi/xdsm */
 #define XFSMNT_NOLOGFLUSH	0x04000000	/* Don't flush for log blocks */
 
-/* Did we get any args for CXFS to consume? */
-#define XFSARGS_FOR_CXFSARR(ap)		\
-	((ap)->servlist || (ap)->slcount >= 0 || \
-	 (ap)->stimeout >= 0 || (ap)->ctimeout >= 0 || \
-	 (ap)->flags & (XFSMNT_CLNTONLY | XFSMNT_UNSHARED))
-
 #endif	/* __XFS_CLNT_H__ */

fs/xfs/xfs_iget.c

@@ -609,11 +609,8 @@ xfs_ireclaim(xfs_inode_t *ip)
 
 /*
  * This routine removes an about-to-be-destroyed inode from
- * all of the lists in which it is lcoated with the exception
- * of the behavior chain.  It is used by xfs_ireclaim and
- * by cxfs relocation cocde, in which case, we are removing
- * the xfs_inode but leaving the vnode alone since it has
- * been transformed into a client vnode.
+ * all of the lists in which it is located with the exception
+ * of the behavior chain. 
  */
 void
 xfs_iextract(

fs/xfs/xfs_inode.h

 /*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -154,11 +154,7 @@ typedef struct xfs_iocore {
  * Flags in the flags field
  */
 
-#define XFS_IOCORE_ISXFS	0x01
-#define XFS_IOCORE_ISCXFS	0x02
-#define XFS_IOCORE_RT		0x04
-
-#define IO_IS_XFS(io)	((io)->io_flags & XFS_IOCORE_ISXFS)
+#define XFS_IOCORE_RT		0x1
 
 /*
  * xfs_iocore prototypes

fs/xfs/xfs_iocore.c

@@ -77,11 +77,9 @@ xfs_iocore_inode_reinit(
 {
 	xfs_iocore_t	*io = &ip->i_iocore;
 
-	io->io_flags = XFS_IOCORE_ISXFS;
-	if (ip->i_d.di_flags & XFS_DIFLAG_REALTIME) {
+	io->io_flags = 0;
+	if (ip->i_d.di_flags & XFS_DIFLAG_REALTIME)
 		io->io_flags |= XFS_IOCORE_RT;
-	}
-
 	io->io_dmevmask = ip->i_d.di_dmevmask;
 	io->io_dmstate = ip->i_d.di_dmstate;
 }

fs/xfs/xfs_trans.h

@@ -64,7 +64,6 @@ typedef struct xfs_trans_header {
 #define XFS_LI_BUF		0x123c	/* v2 bufs, variable sized inode bufs */
 #define XFS_LI_DQUOT		0x123d
 #define XFS_LI_QUOTAOFF		0x123e
-#define XFS_LI_RPC		0x123f	/* CXFS RPC return info */
 
 /*
  * Transaction types.  Used to distinguish types of buffers.
@@ -1014,10 +1013,7 @@ void		xfs_trans_log_efd_extent(xfs_trans_t *,
 					 struct xfs_efd_log_item *,
 					 xfs_fsblock_t,
 					 xfs_extlen_t);
-void		xfs_trans_log_create_rpc(xfs_trans_t *, int, xfs_ino_t);
-void		xfs_trans_log_setattr_rpc(xfs_trans_t *, int);
 int		xfs_trans_commit(xfs_trans_t *, uint flags, xfs_lsn_t *);
-void		xfs_trans_commit_async(struct xfs_mount *);
 void		xfs_trans_cancel(xfs_trans_t *, int);
 void		xfs_trans_ail_init(struct xfs_mount *);
 xfs_lsn_t	xfs_trans_push_ail(struct xfs_mount *, xfs_lsn_t);

fs/xfs/xfsidbg.c

@@ -1320,13 +1320,13 @@ char *tab_vflags[] = {
 	"INVALID0x40000",	/*    0x40000 */
 	"INVALID0x80000",	/*    0x80000 */
 	"VROOT",		/*   0x100000 */
-	"VNOSWAP",		/*   0x200000 */
-	"VISSWAP",		/*   0x400000 */
-	"VREPLICABLE",		/*   0x800000 */
-	"VNOTREPLICABLE",	/*  0x1000000 */
-	"VDOCMP",		/*  0x2000000 */
+	"INVALID0x200000",	/*   0x200000 */
+	"INVALID00x400000",	/*   0x400000 */
+	"INVALID0x800000",	/*   0x800000 */
+	"INVALID0x1000000",	/*  0x1000000 */
+	"INVALID0x2000000",	/*  0x2000000 */
 	"VSHARE",		/*  0x4000000 */
-	"VFRLOCKS",		/*  0x8000000 */
+	"INVALID0x8000000",     /*  0x8000000 */
 	"VENF_LOCKING",		/* 0x10000000 */
 	"VOPLOCK",		/* 0x20000000 */
 	"VPURGE",		/* 0x40000000 */
@@ -1373,9 +1373,10 @@ static void	printvnode(vnode_t *vp)
 
 	kdb_printf("vnode: 0x%p type ", vp);
 	if ((size_t)vp->v_type >= sizeof(vnode_type)/sizeof(vnode_type[0]))
-		kdb_printf("out of range 0x%x\n", vp->v_type);
+		kdb_printf("out of range 0x%x", vp->v_type);
 	else
-		kdb_printf("%s\n", vnode_type[vp->v_type]);
+		kdb_printf("%s", vnode_type[vp->v_type]);
+	kdb_printf(" v_bh %p\n", &vp->v_bh);
 
 	if ((bh = vp->v_bh.bh_first)) {
 		kdb_printf("   v_inode 0x%p v_bh->bh_first 0x%p pobj 0x%p\n",
@@ -1397,6 +1398,9 @@ static void	printvnode(vnode_t *vp)
 #ifdef	CONFIG_XFS_VNODE_TRACING
 	kdb_printf("   v_trace 0x%p\n", vp->v_trace);
 #endif	/* CONFIG_XFS_VNODE_TRACING */
+        
+	kdb_printf("   v_vfsp 0x%p v_number %Lx\n",
+	        vp->v_vfsp, vp->v_number);
 }
 
 
@@ -4808,13 +4812,8 @@ xfsidbg_xnode(xfs_inode_t *ip)
 static void
 xfsidbg_xcore(xfs_iocore_t *io)
 {
-	if (IO_IS_XFS(io)) {
-		kdb_printf("io_obj 0x%p (xinode) io_mount 0x%p\n",
-			io->io_obj, io->io_mount);
-	} else {
-		kdb_printf("io_obj 0x%p (dcxvn) io_mount 0x%p\n",
-			io->io_obj, io->io_mount);
-	}
+        kdb_printf("io_obj 0x%p io_flags 0x%x io_mount 0x%p\n",
+			io->io_obj, io->io_flags, io->io_mount);
 	kdb_printf("new_size %Lx\n", io->io_new_size);
 }