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hurd: Use __mach_setup_thread_call ()

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...instead of mach_setup_thread (), which is unsuitable for setting up
function calls.

Checked on x86_64-gnu: the signal thread no longer crashes upon trying
to process a message.

Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
Message-Id: <20230517191436.73636-6-bugaevc@gmail.com>
This commit is contained in:
Sergey Bugaev 2023-05-17 22:14:31 +03:00 committed by Samuel Thibault
parent 01f317e98f
commit aa19c68d2b
3 changed files with 15 additions and 11 deletions
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10
hurd/hurdsig.c
View File

@ -22,6 +22,7 @@
#include <lock-intern.h> /* For `struct mutex'. */
#include <pthreadP.h>
#include <mach.h>
#include <mach/setup-thread.h>
#include <mach/thread_switch.h>
#include <mach/mig_support.h>
#include <mach/vm_param.h>
@ -1525,10 +1526,11 @@ _hurdsig_init (const int *intarray, size_t intarraysize)
assert_perror (err);
stacksize = __vm_page_size * 8; /* Small stack for signal thread. */
err = __mach_setup_thread (__mach_task_self (), _hurd_msgport_thread,
_hurd_msgport_receive,
(vm_address_t *) &__hurd_sigthread_stack_base,
&stacksize);
err = __mach_setup_thread_call (__mach_task_self (),
_hurd_msgport_thread,
_hurd_msgport_receive,
(vm_address_t *) &__hurd_sigthread_stack_base,
&stacksize);
assert_perror (err);
err = __mach_setup_tls (_hurd_msgport_thread);
assert_perror (err);

5
sysdeps/mach/hurd/profil.c
View File

@ -22,6 +22,7 @@
#include <hurd.h>
#include <mach/mach4.h>
#include <mach/pc_sample.h>
#include <mach/setup-thread.h>
#include <lock-intern.h>
#include <assert.h>
#include <libc-internal.h>
@ -68,8 +69,8 @@ update_waiter (u_short *sample_buffer, size_t size, size_t offset, u_int scale)
/* Set up the profiling collector thread. */
err = __thread_create (__mach_task_self (), &profile_thread);
if (! err)
err = __mach_setup_thread (__mach_task_self (), profile_thread,
&profile_waiter, NULL, NULL);
err = __mach_setup_thread_call (__mach_task_self (), profile_thread,
&profile_waiter, NULL, NULL);
if (! err)
err = __mach_setup_tls(profile_thread);
}

11
sysdeps/mach/hurd/setitimer.c
View File

@ -25,6 +25,7 @@
#include <hurd/msg_request.h>
#include <mach.h>
#include <mach/message.h>
#include <mach/setup-thread.h>
/* XXX Temporary cheezoid implementation of ITIMER_REAL/SIGALRM. */
@ -227,11 +228,11 @@ setitimer_locked (const struct itimerval *new, struct itimerval *old,
goto out;
_hurd_itimer_thread_stack_base = 0; /* Anywhere. */
_hurd_itimer_thread_stack_size = __vm_page_size; /* Small stack. */
if ((err = __mach_setup_thread (__mach_task_self (),
_hurd_itimer_thread,
&timer_thread,
&_hurd_itimer_thread_stack_base,
&_hurd_itimer_thread_stack_size))
if ((err = __mach_setup_thread_call (__mach_task_self (),
_hurd_itimer_thread,
&timer_thread,
&_hurd_itimer_thread_stack_base,
&_hurd_itimer_thread_stack_size))
|| (err = __mach_setup_tls(_hurd_itimer_thread)))
{
__thread_terminate (_hurd_itimer_thread);