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ebff9c5cfa
glibc/sysdeps/i386/nptl
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H.J. Lu ebff9c5cfa x86: Rename __glibc_reserved1 to feature_1 in tcbhead_t [BZ #22563] 
feature_1 has X86_FEATURE_1_IBT and X86_FEATURE_1_SHSTK bits for CET
run-time control.

CET_ENABLED, IBT_ENABLED and SHSTK_ENABLED are defined to 1 or 0 to
indicate that if CET, IBT and SHSTK are enabled.

<tls-setup.h> is added to set up thread-local data.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

	[BZ #22563]
	* nptl/pthread_create.c: Include <tls-setup.h>.
	(__pthread_create_2_1): Call tls_setup_tcbhead.
	* sysdeps/generic/tls-setup.h: New file.
	* sysdeps/x86/nptl/tls-setup.h: Likewise.
	* sysdeps/i386/nptl/tcb-offsets.sym (FEATURE_1_OFFSET): New.
	* sysdeps/x86_64/nptl/tcb-offsets.sym (FEATURE_1_OFFSET):
	Likewise.
	* sysdeps/i386/nptl/tls.h (tcbhead_t): Rename __glibc_reserved1
	to feature_1.
	* sysdeps/x86_64/nptl/tls.h (tcbhead_t): Likewise.
	* sysdeps/x86/sysdep.h (X86_FEATURE_1_IBT): New.
	(X86_FEATURE_1_SHSTK): Likewise.
	(CET_ENABLED): Likewise.
	(IBT_ENABLED): Likewise.
	(SHSTK_ENABLED): Likewise.
2018-07-14 05:56:46 -07:00
..
Makefile i386: Drop -mpreferred-stack-boundary=4 2018-05-22 14:44:14 +02:00
pthread_spin_init.c Update copyright dates with scripts/update-copyrights. 2018-01-01 00:32:25 +00:00
pthread_spin_lock.S Update copyright dates with scripts/update-copyrights. 2018-01-01 00:32:25 +00:00
pthread_spin_unlock.S Update copyright dates with scripts/update-copyrights. 2018-01-01 00:32:25 +00:00
pthread-offsets.h nptl: Add tests for internal pthread_mutex_t offsets 2017-11-07 09:48:28 -02:00
pthreaddef.h Update copyright dates with scripts/update-copyrights. 2018-01-01 00:32:25 +00:00
tcb-offsets.sym x86: Rename __glibc_reserved1 to feature_1 in tcbhead_t [BZ #22563] 2018-07-14 05:56:46 -07:00
tls.h x86: Rename __glibc_reserved1 to feature_1 in tcbhead_t [BZ #22563] 2018-07-14 05:56:46 -07:00