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The patch committed to fix bug #18435 caused regressions on aarch64

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and also powerpc64 and powerpc64le. See the discussion in the thread
below for details. This change reverts the problematic bits leaving
the added test in place and marking XFAIL in anticipation of fixing
the bug in the near future.
https://sourceware.org/ml/libc-alpha/2015-07/msg00141.html

	[BZ #18435]
	* nptl/pthreadP.h (pthread_cleanup_push, pthread_cleanup_pop):
	Revert commit ed225df3ad.
	* nptl/Makefile (test-xfail-tst-once5): Define.
This commit is contained in:
Martin Sebor 2015-07-09 19:25:38 -04:00
parent 2193ce8746
commit 203c1a898d
4 changed files with 28 additions and 6 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2015-07-09 Martin Sebor <msebor@redhat.com>
[BZ #18435]
* nptl/pthreadP.h (pthread_cleanup_push, pthread_cleanup_pop):
Revert commit ed225df3ad9cbac3c22ec3f0fbbed1f9c61d1c54.
* nptl/Makefile (test-xfail-tst-once5): Define.
2015-07-09 Roland McGrath <roland@hack.frob.com>
* include/stdio.h: Add rtld_hidden_proto (__libc_fatal).

12
NEWS
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@ -22,12 +22,12 @@ Version 2.22
18128, 18138, 18185, 18196, 18197, 18206, 18210, 18211, 18217, 18219,
18220, 18221, 18234, 18244, 18245, 18247, 18287, 18319, 18324, 18333,
18346, 18371, 18383, 18397, 18400, 18409, 18410, 18412, 18134, 18418,
18422, 18434, 18435, 18444, 18468, 18469, 18470, 18479, 18483, 18495,
18496, 18497, 18498, 18502, 18507, 18508, 18512, 18513, 18519, 18520,
18522, 18527, 18528, 18529, 18530, 18532, 18533, 18534, 18536, 18539,
18540, 18542, 18544, 18545, 18546, 18547, 18549, 18553, 18557, 18558,
18569, 18583, 18585, 18586, 18592, 18593, 18594, 18602, 18612, 18613,
18619, 18633, 18641, 18643, 18648.
18422, 18434, 18444, 18468, 18469, 18470, 18479, 18483, 18495, 18496,
18497, 18498, 18502, 18507, 18508, 18512, 18513, 18519, 18520, 18522,
18527, 18528, 18529, 18530, 18532, 18533, 18534, 18536, 18539, 18540,
18542, 18544, 18545, 18546, 18547, 18549, 18553, 18557, 18558, 18569,
18583, 18585, 18586, 18592, 18593, 18594, 18602, 18612, 18613, 18619,
18633, 18641, 18643, 18648.
* Cache information can be queried via sysconf() function on s390 e.g. with
_SC_LEVEL1_ICACHE_SIZE as argument.

4
nptl/Makefile
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@ -288,6 +288,10 @@ xtests = tst-setuid1 tst-setuid1-static tst-setuid2 \
tst-mutexpp1 tst-mutexpp6 tst-mutexpp10
test-srcs = tst-oddstacklimit
# Test expected to fail on most targets (except x86_64) due to bug
# 18435 - pthread_once hangs when init routine throws an exception.
test-xfail-tst-once5 = yes
# Files which must not be linked with libpthread.
tests-nolibpthread = tst-unload

11
nptl/pthreadP.h
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@ -537,8 +537,19 @@ extern void __pthread_cleanup_push (struct _pthread_cleanup_buffer *buffer,
void (*routine) (void *), void *arg)
attribute_hidden;
/* Replace cleanup macros defined in <pthread.h> with internal
versions that don't depend on unwind info and better support
cancellation. */
# undef pthread_cleanup_push
# define pthread_cleanup_push(routine,arg) \
{ struct _pthread_cleanup_buffer _buffer; \
__pthread_cleanup_push (&_buffer, (routine), (arg));
extern void __pthread_cleanup_pop (struct _pthread_cleanup_buffer *buffer,
int execute) attribute_hidden;
# undef pthread_cleanup_pop
# define pthread_cleanup_pop(execute) \
__pthread_cleanup_pop (&_buffer, (execute)); }
#endif
extern void __pthread_cleanup_push_defer (struct _pthread_cleanup_buffer *buffer,