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Fix infloop in __pthread_disable_asynccancel on x86_64
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@ -1,3 +1,8 @@
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2009-11-27 Andreas Schwab <schwab@redhat.com>
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* sysdeps/unix/sysv/linux/x86_64/cancellation.S: Reload
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THREAD_SELF->cancelhandling after returning from futex call.
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2009-11-24 Ulrich Drepper <drepper@redhat.com>
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* tst-sem13.c: New file.
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@ -96,8 +96,8 @@ ENTRY(__pthread_disable_asynccancel)
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cmpxchgl %r11d, %fs:CANCELHANDLING
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jnz 2b
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3: movl %r11d, %eax
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andl $(TCB_CANCELING_BITMASK|TCB_CANCELED_BITMASK), %eax
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movl %r11d, %eax
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3: andl $(TCB_CANCELING_BITMASK|TCB_CANCELED_BITMASK), %eax
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cmpl $TCB_CANCELING_BITMASK, %eax
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je 4f
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1: ret
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@ -111,5 +111,6 @@ ENTRY(__pthread_disable_asynccancel)
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addq $CANCELHANDLING, %rdi
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LOAD_PRIVATE_FUTEX_WAIT (%esi)
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syscall
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movl %fs:CANCELHANDLING, %eax
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jmp 3b
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END(__pthread_disable_asynccancel)
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