Import wiredtiger: 2566118fc68b0124187e806bed52eb7cdbcb1be0 from branch mongodb-3.4

ref: 34182ad..2566118fc6
for: 3.3.12

WT-2631       nullptr is passed for parameters marked with attribute non-null
WT-2638       ftruncate may not be supported
WT-2645       wt dump: push the complexity of collecting metadata into a dump cursor
WT-2678       The metadata should not imply that an empty value is true
WT-2695       Integrate s390x accelerated crc32c support
WT-2719       add fuzz testing for WiredTiger options and reconfiguration.
WT-2734       Improve documentation of eviction behavior
WT-2766       Don't count eviction of lookaside file pages for the purpose of checking stuck cache
WT-2783       wtperf multi-btree.wtperf dumps core on Mac
WT-2787       Include src/include/wiredtiger_ext.h is problematic
WT-2795       Update documentation around read-only configuration
WT-2807       Switch Jenkins performance tests to tcmalloc
WT-2813       small cache usage stuck even with large cache
WT-2814       Enhance wtperf to support single-op truncate mode
WT-2816       Improve WiredTiger eviction performance
WT-2817       Investigate performance regression in develop, add workload to wtperf/runners
WT-2818       The page visibility check when queuing pages for eviction is overly restrictive
WT-2820       add gcc warn_unused_result attribute
WT-2822       panic mutex and other functions that cannot fail
WT-2823       support file handles without a truncate method
WT-2826       clang38 false positive on uninitialized variable.
WT-2827       checkpoint log_size configuration improvements
WT-2828       Make long wtperf tests reflect mongoDB usage
WT-2829       Switch automated testing to use enable-strict configure option
WT-2832       Python test uses hard-coded temporary directory
WT-2834       Join cursor: discrepancy with bloom filters
WT-2835       WT_CONNECTION.leak-memory can skip memory map and cache cleanup
WT-2838       Don't free session handles on close if leak memory is configured
WT-2839       lint: Ignoring return value of function
WT-2840       clang analysis: garbage values
WT-2841       Jenkins Valgrind runner is reporting errors in test wt2719_reconfig
WT-2843       Fix a bug in recovery if there is no filesystem truncate support
WT-2846       Several bugs related to reconfiguring eviction server at runtime
WT-2847       Merge fair locks into read/write locks.
WT-2850       clang 4.1 attribute warnings when building
WT-2853       Multi threaded reader writer example shows temporary slowdown or lockup
WT-2857       POSIX ftruncate calls should be #ifdef'd HAVE_FTRUNCATE
WT-2862       Fix lint error in test case for forced eviction with multiple cursors
WT-2863       Support UTF-8 paths on Windows

1 files changed, 2 insertions, 2 deletions

diff --git a/src/third_party/wiredtiger/src/include/error.h b/src/third_party/wiredtiger/src/include/error.h
index 5f24d205af9..bbb7f989332 100644
--- a/src/third_party/wiredtiger/src/include/error.h
+++ b/src/third_party/wiredtiger/src/include/error.h
@@ -77,7 +77,6 @@
 	    ret == 0 || ret == WT_DUPLICATE_KEY || ret == WT_NOTFOUND))	\
 		ret = __ret;						\
 } while (0)
-#define	WT_TRET_BUSY_OK(a)	WT_TRET_ERROR_OK(a, EBUSY)
 #define	WT_TRET_NOTFOUND_OK(a)	WT_TRET_ERROR_OK(a, WT_NOTFOUND)
 
 /* Return and branch-to-err-label cases for switch statements. */
@@ -95,10 +94,11 @@
 
 #define	WT_PANIC_MSG(session, v, ...) do {				\
 	__wt_err(session, v, __VA_ARGS__);				\
-	(void)__wt_panic(session);					\
+	WT_IGNORE_RET(__wt_panic(session));				\
 } while (0)
 #define	WT_PANIC_ERR(session, v, ...) do {				\
 	WT_PANIC_MSG(session, v, __VA_ARGS__);				\
+	/* Return WT_PANIC regardless of earlier return codes. */	\
 	WT_ERR(WT_PANIC);						\
 } while (0)
 #define	WT_PANIC_RET(session, v, ...) do {				\