Skip to content

Instantly share code, notes, and snippets.

@LnL7 LnL7/clang.patch
Last active Jul 17, 2018

Embed
What would you like to do?
diff --git a/src/dbinc/atomic.h b/src/dbinc/atomic.h
index 6a858f7..9f338dc 100644
--- a/src/dbinc/atomic.h
+++ b/src/dbinc/atomic.h
@@ -70,7 +70,7 @@ typedef struct {
* These have no memory barriers; the caller must include them when necessary.
*/
#define atomic_read(p) ((p)->value)
-#define atomic_init(p, val) ((p)->value = (val))
+#define atomic_init_db(p, val) ((p)->value = (val))
#ifdef HAVE_ATOMIC_SUPPORT
@@ -144,7 +144,7 @@ typedef LONG volatile *interlocked_val;
#define atomic_inc(env, p) __atomic_inc(p)
#define atomic_dec(env, p) __atomic_dec(p)
#define atomic_compare_exchange(env, p, o, n) \
- __atomic_compare_exchange((p), (o), (n))
+ __atomic_compare_exchange_db((p), (o), (n))
static inline int __atomic_inc(db_atomic_t *p)
{
int temp;
@@ -176,7 +176,7 @@ static inline int __atomic_dec(db_atomic_t *p)
* http://gcc.gnu.org/onlinedocs/gcc-4.1.0/gcc/Atomic-Builtins.html
* which configure could be changed to use.
*/
-static inline int __atomic_compare_exchange(
+static inline int __atomic_compare_exchange_db(
db_atomic_t *p, atomic_value_t oldval, atomic_value_t newval)
{
atomic_value_t was;
@@ -206,7 +206,7 @@ static inline int __atomic_compare_exchange(
#define atomic_dec(env, p) (--(p)->value)
#define atomic_compare_exchange(env, p, oldval, newval) \
(DB_ASSERT(env, atomic_read(p) == (oldval)), \
- atomic_init(p, (newval)), 1)
+ atomic_init_db(p, (newval)), 1)
#else
#define atomic_inc(env, p) __atomic_inc(env, p)
#define atomic_dec(env, p) __atomic_dec(env, p)
diff --git a/src/mp/mp_fget.c b/src/mp/mp_fget.c
index 16de695..d0dcc29 100644
--- a/src/mp/mp_fget.c
+++ b/src/mp/mp_fget.c
@@ -649,7 +649,7 @@ alloc: /* Allocate a new buffer header and data space. */
/* Initialize enough so we can call __memp_bhfree. */
alloc_bhp->flags = 0;
- atomic_init(&alloc_bhp->ref, 1);
+ atomic_init_db(&alloc_bhp->ref, 1);
#ifdef DIAGNOSTIC
if ((uintptr_t)alloc_bhp->buf & (sizeof(size_t) - 1)) {
__db_errx(env, DB_STR("3025",
@@ -955,7 +955,7 @@ alloc: /* Allocate a new buffer header and data space. */
MVCC_MPROTECT(bhp->buf, mfp->pagesize,
PROT_READ);
- atomic_init(&alloc_bhp->ref, 1);
+ atomic_init_db(&alloc_bhp->ref, 1);
MUTEX_LOCK(env, alloc_bhp->mtx_buf);
alloc_bhp->priority = bhp->priority;
alloc_bhp->pgno = bhp->pgno;
diff --git a/src/mp/mp_mvcc.c b/src/mp/mp_mvcc.c
index 770bad8..e28cce0 100644
--- a/src/mp/mp_mvcc.c
+++ b/src/mp/mp_mvcc.c
@@ -276,7 +276,7 @@ __memp_bh_freeze(dbmp, infop, hp, bhp, need_frozenp)
#else
memcpy(frozen_bhp, bhp, SSZA(BH, buf));
#endif
- atomic_init(&frozen_bhp->ref, 0);
+ atomic_init_db(&frozen_bhp->ref, 0);
if (mutex != MUTEX_INVALID)
frozen_bhp->mtx_buf = mutex;
else if ((ret = __mutex_alloc(env, MTX_MPOOL_BH,
@@ -428,7 +428,7 @@ __memp_bh_thaw(dbmp, infop, hp, frozen_bhp, alloc_bhp)
#endif
alloc_bhp->mtx_buf = mutex;
MUTEX_LOCK(env, alloc_bhp->mtx_buf);
- atomic_init(&alloc_bhp->ref, 1);
+ atomic_init_db(&alloc_bhp->ref, 1);
F_CLR(alloc_bhp, BH_FROZEN);
}
diff --git a/src/mp/mp_region.c b/src/mp/mp_region.c
index 4952030..47645f8 100644
--- a/src/mp/mp_region.c
+++ b/src/mp/mp_region.c
@@ -245,7 +245,7 @@ __memp_init(env, dbmp, reginfo_off, htab_buckets, max_nreg)
MTX_MPOOL_FILE_BUCKET, 0, &htab[i].mtx_hash)) != 0)
return (ret);
SH_TAILQ_INIT(&htab[i].hash_bucket);
- atomic_init(&htab[i].hash_page_dirty, 0);
+ atomic_init_db(&htab[i].hash_page_dirty, 0);
}
/*
@@ -302,7 +302,7 @@ no_prealloc:
} else
hp->mtx_hash = mtx_base + (i % dbenv->mp_mtxcount);
SH_TAILQ_INIT(&hp->hash_bucket);
- atomic_init(&hp->hash_page_dirty, 0);
+ atomic_init_db(&hp->hash_page_dirty, 0);
#ifdef HAVE_STATISTICS
hp->hash_io_wait = 0;
hp->hash_frozen = hp->hash_thawed = hp->hash_frozen_freed = 0;
diff --git a/src/mutex/mut_method.c b/src/mutex/mut_method.c
index 09353b0..177353c 100644
--- a/src/mutex/mut_method.c
+++ b/src/mutex/mut_method.c
@@ -474,7 +474,7 @@ atomic_compare_exchange(env, v, oldval, newval)
MUTEX_LOCK(env, mtx);
ret = atomic_read(v) == oldval;
if (ret)
- atomic_init(v, newval);
+ atomic_init_db(v, newval);
MUTEX_UNLOCK(env, mtx);
return (ret);
diff --git a/src/mutex/mut_tas.c b/src/mutex/mut_tas.c
index 106b161..fc4de9d 100644
--- a/src/mutex/mut_tas.c
+++ b/src/mutex/mut_tas.c
@@ -47,7 +47,7 @@ __db_tas_mutex_init(env, mutex, flags)
#ifdef HAVE_SHARED_LATCHES
if (F_ISSET(mutexp, DB_MUTEX_SHARED))
- atomic_init(&mutexp->sharecount, 0);
+ atomic_init_db(&mutexp->sharecount, 0);
else
#endif
if (MUTEX_INIT(&mutexp->tas)) {
@@ -536,7 +536,7 @@ __db_tas_mutex_unlock(env, mutex)
F_CLR(mutexp, DB_MUTEX_LOCKED);
/* Flush flag update before zeroing count */
MEMBAR_EXIT();
- atomic_init(&mutexp->sharecount, 0);
+ atomic_init_db(&mutexp->sharecount, 0);
} else {
DB_ASSERT(env, sharecount > 0);
MEMBAR_EXIT();
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.