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authorH.J. Lu <hjl.tools@gmail.com>2018-05-17 04:24:24 -0700
committerH.J. Lu <hjl.tools@gmail.com>2018-05-17 04:25:10 -0700
commit0068c08588389c4586f0481455bb2af9b44cee4e (patch)
tree57be75b3ab9ae3a264465164a64d11bbb2655657 /nptl/allocatestack.c
parent632a6cbe44cdd41dba7242887992cdca7b42922a (diff)
downloadglibc-0068c08588389c4586f0481455bb2af9b44cee4e.tar.gz
nptl: Remove __ASSUME_PRIVATE_FUTEX
Since __ASSUME_PRIVATE_FUTEX is always defined, this patch removes the !__ASSUME_PRIVATE_FUTEX paths. Tested with build-many-glibcs.py. * nptl/allocatestack.c (allocate_stack): Remove the !__ASSUME_PRIVATE_FUTEX paths. * nptl/descr.h (header): Remove the !__ASSUME_PRIVATE_FUTEX path. * nptl/nptl-init.c (__pthread_initialize_minimal_internal): Likewise. * sysdeps/i386/nptl/tcb-offsets.sym (PRIVATE_FUTEX): Removed. * sysdeps/powerpc/nptl/tcb-offsets.sym (PRIVATE_FUTEX): Likewise. * sysdeps/sh/nptl/tcb-offsets.sym (PRIVATE_FUTEX): Likewise. * sysdeps/x86_64/nptl/tcb-offsets.sym (PRIVATE_FUTEX): Likewise. * sysdeps/i386/nptl/tls.h: (tcbhead_t): Remve the !__ASSUME_PRIVATE_FUTEX path. * sysdeps/s390/nptl/tls.h (tcbhead_t): Likewise. * sysdeps/sparc/nptl/tls.h (tcbhead_t): Likewise. * sysdeps/x86_64/nptl/tls.h (tcbhead_t): Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.S: Remove the !__ASSUME_PRIVATE_FUTEX macros. * sysdeps/unix/sysv/linux/lowlevellock-futex.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/cancellation.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Likewise. * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_PRIVATE_FUTEX): Removed.
Diffstat (limited to 'nptl/allocatestack.c')
-rw-r--r--nptl/allocatestack.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/nptl/allocatestack.c b/nptl/allocatestack.c
index b374f4794d..9c10b993fd 100644
--- a/nptl/allocatestack.c
+++ b/nptl/allocatestack.c
@@ -486,12 +486,6 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp,
__pthread_multiple_threads = *__libc_multiple_threads_ptr = 1;
#endif
-#ifndef __ASSUME_PRIVATE_FUTEX
- /* The thread must know when private futexes are supported. */
- pd->header.private_futex = THREAD_GETMEM (THREAD_SELF,
- header.private_futex);
-#endif
-
#ifdef NEED_DL_SYSINFO
SETUP_THREAD_SYSINFO (pd);
#endif
@@ -610,12 +604,6 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp,
__pthread_multiple_threads = *__libc_multiple_threads_ptr = 1;
#endif
-#ifndef __ASSUME_PRIVATE_FUTEX
- /* The thread must know when private futexes are supported. */
- pd->header.private_futex = THREAD_GETMEM (THREAD_SELF,
- header.private_futex);
-#endif
-
#ifdef NEED_DL_SYSINFO
SETUP_THREAD_SYSINFO (pd);
#endif