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xfs remove the XFS_TRANS_DEBUG routines

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Remove the XFS_TRANS_DEBUG routines. They are no longer appropriate
and have not been used in years

Signed-off-by: Mark Tinguely <tinguely@sgi.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Mark Tinguely 2012-12-04 17:18:06 -06:00 • committed by Ben Myers
parent c883d0c400
commit ec47eb6b0b
7 changed files with 0 additions and 201 deletions
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106
fs/xfs/xfs_buf_item.c
View file

@ -37,109 +37,6 @@ static inline struct xfs_buf_log_item *BUF_ITEM(struct xfs_log_item *lip)
return container_of(lip, struct xfs_buf_log_item, bli_item);
}
#ifdef XFS_TRANS_DEBUG
/*
* This function uses an alternate strategy for tracking the bytes
* that the user requests to be logged. This can then be used
* in conjunction with the bli_orig array in the buf log item to
* catch bugs in our callers' code.
*
* We also double check the bits set in xfs_buf_item_log using a
* simple algorithm to check that every byte is accounted for.
*/
STATIC void
xfs_buf_item_log_debug(
xfs_buf_log_item_t *bip,
uint first,
uint last)
{
uint x;
uint byte;
uint nbytes;
uint chunk_num;
uint word_num;
uint bit_num;
uint bit_set;
uint *wordp;
ASSERT(bip->bli_logged != NULL);
byte = first;
nbytes = last - first + 1;
bfset(bip->bli_logged, first, nbytes);
for (x = 0; x < nbytes; x++) {
chunk_num = byte >> XFS_BLF_SHIFT;
word_num = chunk_num >> BIT_TO_WORD_SHIFT;
bit_num = chunk_num & (NBWORD - 1);
wordp = &(bip->__bli_format.blf_data_map[word_num]);
bit_set = *wordp & (1 << bit_num);
ASSERT(bit_set);
byte++;
}
}
/*
* This function is called when we flush something into a buffer without
* logging it. This happens for things like inodes which are logged
* separately from the buffer.
*/
void
xfs_buf_item_flush_log_debug(
xfs_buf_t *bp,
uint first,
uint last)
{
xfs_buf_log_item_t *bip = bp->b_fspriv;
uint nbytes;
if (bip == NULL || (bip->bli_item.li_type != XFS_LI_BUF))
return;
ASSERT(bip->bli_logged != NULL);
nbytes = last - first + 1;
bfset(bip->bli_logged, first, nbytes);
}
/*
* This function is called to verify that our callers have logged
* all the bytes that they changed.
*
* It does this by comparing the original copy of the buffer stored in
* the buf log item's bli_orig array to the current copy of the buffer
* and ensuring that all bytes which mismatch are set in the bli_logged
* array of the buf log item.
*/
STATIC void
xfs_buf_item_log_check(
xfs_buf_log_item_t *bip)
{
char *orig;
char *buffer;
int x;
xfs_buf_t *bp;
ASSERT(bip->bli_orig != NULL);
ASSERT(bip->bli_logged != NULL);
bp = bip->bli_buf;
ASSERT(bp->b_length > 0);
ASSERT(bp->b_addr != NULL);
orig = bip->bli_orig;
buffer = bp->b_addr;
for (x = 0; x < BBTOB(bp->b_length); x++) {
if (orig[x] != buffer[x] && !btst(bip->bli_logged, x)) {
xfs_emerg(bp->b_mount,
"%s: bip %x buffer %x orig %x index %d",
__func__, bip, bp, orig, x);
ASSERT(0);
}
}
}
#else
#define xfs_buf_item_log_debug(x,y,z)
#define xfs_buf_item_log_check(x)
#endif
STATIC void xfs_buf_do_callbacks(struct xfs_buf *bp);
/*
@ -429,7 +326,6 @@ xfs_buf_item_format(
* Check to make sure everything is consistent.
*/
trace_xfs_buf_item_format(bip);
xfs_buf_item_log_check(bip);
}
/*
@ -915,8 +811,6 @@ xfs_buf_item_log_segment(
mask = (1 << end_bit) - 1;
*wordp |= mask;
}
xfs_buf_item_log_debug(bip, first, last);
}
/*

14
fs/xfs/xfs_buf_item.h
View file

@ -98,10 +98,6 @@ typedef struct xfs_buf_log_item {
unsigned int bli_flags; /* misc flags */
unsigned int bli_recur; /* lock recursion count */
atomic_t bli_refcount; /* cnt of tp refs */
#ifdef XFS_TRANS_DEBUG
char *bli_orig; /* original buffer copy */
char *bli_logged; /* bytes logged (bitmap) */
#endif
int bli_format_count; /* count of headers */
struct xfs_buf_log_format *bli_formats; /* array of in-log header ptrs */
struct xfs_buf_log_format __bli_format; /* embedded in-log header */
@ -117,16 +113,6 @@ void xfs_buf_attach_iodone(struct xfs_buf *,
void xfs_buf_iodone_callbacks(struct xfs_buf *);
void xfs_buf_iodone(struct xfs_buf *, struct xfs_log_item *);
#ifdef XFS_TRANS_DEBUG
void
xfs_buf_item_flush_log_debug(
struct xfs_buf *bp,
uint first,
uint last);
#else
#define xfs_buf_item_flush_log_debug(bp, first, last)
#endif
#endif /* __KERNEL__ */
#endif /* __XFS_BUF_ITEM_H__ */

6
fs/xfs/xfs_inode.c
View file

@ -2379,9 +2379,6 @@ xfs_iflush_fork(
char *cp;
xfs_ifork_t *ifp;
xfs_mount_t *mp;
#ifdef XFS_TRANS_DEBUG
int first;
#endif
static const short brootflag[2] =
{ XFS_ILOG_DBROOT, XFS_ILOG_ABROOT };
static const short dataflag[2] =
@ -2724,9 +2721,6 @@ xfs_iflush_int(
xfs_inode_log_item_t *iip;
xfs_dinode_t *dip;
xfs_mount_t *mp;
#ifdef XFS_TRANS_DEBUG
int first;
#endif
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_ILOCK_SHARED));
ASSERT(xfs_isiflocked(ip));

16
fs/xfs/xfs_inode_item.c
View file

@ -269,17 +269,6 @@ xfs_inode_item_format(
} else {
ASSERT(!(iip->ili_fields &
XFS_ILOG_DBROOT));
#ifdef XFS_TRANS_DEBUG
if (iip->ili_root_size > 0) {
ASSERT(iip->ili_root_size ==
ip->i_df.if_broot_bytes);
ASSERT(memcmp(iip->ili_orig_root,
ip->i_df.if_broot,
iip->ili_root_size) == 0);
} else {
ASSERT(ip->i_df.if_broot_bytes == 0);
}
#endif
iip->ili_fields &= ~XFS_ILOG_DBROOT;
}
break;
@ -678,11 +667,6 @@ void
xfs_inode_item_destroy(
xfs_inode_t *ip)
{
#ifdef XFS_TRANS_DEBUG
if (ip->i_itemp->ili_root_size != 0) {
kmem_free(ip->i_itemp->ili_orig_root);
}
#endif
kmem_zone_free(xfs_ili_zone, ip->i_itemp);
}

4
fs/xfs/xfs_inode_item.h
View file

@ -148,10 +148,6 @@ typedef struct xfs_inode_log_item {
data exts */
struct xfs_bmbt_rec *ili_aextents_buf; /* array of logged
attr exts */
#ifdef XFS_TRANS_DEBUG
int ili_root_size;
char *ili_orig_root;
#endif
xfs_inode_log_format_t ili_format; /* logged structure */
} xfs_inode_log_item_t;

14
fs/xfs/xfs_trans_ail.c
View file

@ -55,20 +55,6 @@ xfs_ail_check(
ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) >= 0);
#ifdef XFS_TRANS_DEBUG
/*
* Walk the list checking lsn ordering, and that every entry has the
* XFS_LI_IN_AIL flag set. This is really expensive, so only do it
* when specifically debugging the transaction subsystem.
*/
prev_lip = list_entry(&ailp->xa_ail, xfs_log_item_t, li_ail);
list_for_each_entry(lip, &ailp->xa_ail, li_ail) {
if (&prev_lip->li_ail != &ailp->xa_ail)
ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) <= 0);
ASSERT((lip->li_flags & XFS_LI_IN_AIL) != 0);
prev_lip = lip;
}
#endif /* XFS_TRANS_DEBUG */
}
#else /* !DEBUG */
#define xfs_ail_check(a,l)

41
fs/xfs/xfs_trans_inode.c
View file

@ -33,14 +33,6 @@
#include "xfs_inode_item.h"
#include "xfs_trace.h"
#ifdef XFS_TRANS_DEBUG
STATIC void
xfs_trans_inode_broot_debug(
xfs_inode_t *ip);
#else
#define xfs_trans_inode_broot_debug(ip)
#endif
/*
* Add a locked inode to the transaction.
*
@ -67,8 +59,6 @@ xfs_trans_ijoin(
* Get a log_item_desc to point at the new item.
*/
xfs_trans_add_item(tp, &iip->ili_item);
xfs_trans_inode_broot_debug(ip);
}
/*
@ -135,34 +125,3 @@ xfs_trans_log_inode(
flags |= ip->i_itemp->ili_last_fields;
ip->i_itemp->ili_fields |= flags;
}
#ifdef XFS_TRANS_DEBUG
/*
* Keep track of the state of the inode btree root to make sure we
* log it properly.
*/
STATIC void
xfs_trans_inode_broot_debug(
xfs_inode_t *ip)
{
xfs_inode_log_item_t *iip;
ASSERT(ip->i_itemp != NULL);
iip = ip->i_itemp;
if (iip->ili_root_size != 0) {
ASSERT(iip->ili_orig_root != NULL);
kmem_free(iip->ili_orig_root);
iip->ili_root_size = 0;
iip->ili_orig_root = NULL;
}
if (ip->i_d.di_format == XFS_DINODE_FMT_BTREE) {
ASSERT((ip->i_df.if_broot != NULL) &&
(ip->i_df.if_broot_bytes > 0));
iip->ili_root_size = ip->i_df.if_broot_bytes;
iip->ili_orig_root =
(char*)kmem_alloc(iip->ili_root_size, KM_SLEEP);
memcpy(iip->ili_orig_root, (char*)(ip->i_df.if_broot),
iip->ili_root_size);
}
}
#endif