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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2018-03-17 03:17:36 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2018-03-17 03:17:36 +0100
commitf8baf2a2242029600beb213d3f042e7c0482e502 (patch)
tree43df708e6da8a0cb7520bb218d6ebfcecfe54c86 /sysdeps/mach/hurd/i386/trampoline.c
parentc553cd6f7e939ae4ef62b52b3c55fbe76dddecee (diff)
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hurd: add TLS support
	* sysdeps/generic/thread_state.h (MACHINE_NEW_THREAD_STATE_FLAVOR):
	Define macro.
	* sysdeps/mach/thread_state.h (MACHINE_THREAD_STATE_FIX_NEW): New macro.
	* sysdeps/mach/i386/thread_state.h
	(MACHINE_NEW_THREAD_STATE_FLAVOR): New macro, defined to
	i386_THREAD_STATE.
	(MACHINE_THREAD_STATE_FLAVOR): Define to i386_REGS_SEGS_STATE instead of
	i386_THREAD_STATE.
	(MACHINE_THREAD_STATE_FIX_NEW): New macro, reads segments.

	* sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler): Use
	i386_REGS_SEGS_STATE instead of i386_THREAD_STATE.

	* sysdeps/mach/hurd/i386/tls.h (TCB_ALIGNMENT, HURD_SEL_LDT): New
	macros.
	(_hurd_tls_fork): Add original thread parameter, Duplicate existing LDT
	descriptor instead of creating a new one.
	(_hurd_tls_new): New function, creates a new descriptor and updates tcb.

	* mach/setup-thread.c: Include <ldsodefs.h>.
	(__mach_setup_thread): Call _dl_allocate_tls, pass
	MACHINE_NEW_THREAD_STATE_FLAVOR to __thread_set_state instead of
	MACHINE_THREAD_STATE_FLAVOR, before getting
	MACHINE_THREAD_STATE_FLAVOR, calling _hurd_tls_new, and setting
	MACHINE_THREAD_STATE_FLAVOR with the result.
	* hurd/hurdfault.c (_hurdsig_fault_init): Call
	MACHINE_THREAD_STATE_FIX_NEW.
	* sysdeps/mach/hurd/fork.c (__fork): Call _hurd_tls_fork for sigthread
	too.  Add original thread parameter.
Diffstat (limited to 'sysdeps/mach/hurd/i386/trampoline.c')
-rw-r--r--sysdeps/mach/hurd/i386/trampoline.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/i386/trampoline.c b/sysdeps/mach/hurd/i386/trampoline.c
index d240ca72a4..0c68759f42 100644
--- a/sysdeps/mach/hurd/i386/trampoline.c
+++ b/sysdeps/mach/hurd/i386/trampoline.c
@@ -62,7 +62,7 @@ _hurd_setup_sighandler (struct hurd_sigstate *ss, __sighandler_t handler,
 		  sizeof (state->basic));
 	  memcpy (&state->fpu, &ss->context->sc_i386_float_state,
 		  sizeof (state->fpu));
-	  state->set |= (1 << i386_THREAD_STATE) | (1 << i386_FLOAT_STATE);
+	  state->set |= (1 << i386_REGS_SEGS_STATE) | (1 << i386_FLOAT_STATE);
 	}
     }