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[PATCH] udev build tweaks to tdb's spinlock code

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greg@kroah.com 2003-10-22 22:39:59 -07:00 committed by Greg KH
parent 32ff5bca15
commit 1c386a909a
1 changed files with 4 additions and 9 deletions
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13
tdb/spinlock.c
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@ -21,7 +21,7 @@
#define STANDALONE
#define TDB_DEBUG
#define HAVE_MMAP 1
#include "../udev.h"
#if HAVE_CONFIG_H
#include <config.h>
@ -40,7 +40,6 @@
#include "tdb.h"
#include "spinlock.h"
#define DEBUG
#else
#include "includes.h"
#endif
@ -299,10 +298,8 @@ static void __write_unlock(tdb_rwlock_t *rwlock)
{
__spin_lock(&rwlock->lock);
#ifdef DEBUG
if (!(rwlock->count & RWLOCK_BIAS))
fprintf(stderr, "bug: write_unlock\n");
#endif
dbg("bug: write_unlock");
rwlock->count &= ~RWLOCK_BIAS;
__spin_unlock(&rwlock->lock);
@ -312,13 +309,11 @@ static void __read_unlock(tdb_rwlock_t *rwlock)
{
__spin_lock(&rwlock->lock);
#ifdef DEBUG
if (!rwlock->count)
fprintf(stderr, "bug: read_unlock\n");
dbg("bug: read_unlock");
if (rwlock->count & RWLOCK_BIAS)
fprintf(stderr, "bug: read_unlock\n");
#endif
dbg("bug: read_unlock");
rwlock->count--;
__spin_unlock(&rwlock->lock);