From b69359e2d75eabfa5fc405a8707e5a133019bbbf Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Tue, 9 Dec 1997 20:55:33 +0000
Subject: [PATCH] Spark/Linux patch for locking, from Tom Szybist
---
src/include/storage/s_lock.h | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/include/storage/s_lock.h b/src/include/storage/s_lock.h
index 5892e8a2c3a..8089f2edff1 100644
--- a/src/include/storage/s_lock.h
+++ b/src/include/storage/s_lock.h
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/include/storage/s_lock.h,v 1.12 1997/11/07 21:35:41 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/include/storage/s_lock.h,v 1.13 1997/12/09 20:55:33 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -345,11 +345,12 @@ tas_dummy()
#define S_LOCK(lock) do \
{ \
slock_t _res; \
+ slock_t *tmplock = lock ; \
do \
{ \
__asm__("ldstub [%1], %0" \
- : "=&r"(_res) \
- : "r"(lock)); \
+ : "=&r"(_res), "=r"(tmplock) \
+ : "1"(tmplock)); \
} while (_res != 0); \
} while (0)
--
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