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syscall: use a correct type for timer_t

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timer_t is (void *) in glibc, but timer_t is (int) in kernel.
When we call system calls, we need to use timer_t from kernl.

https://github.com/xemul/criu/issues/98
Signed-off-by: Andrew Vagin <avagin@virtuozzo.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Andrew Vagin
2015-12-25 23:51:00 +03:00
committed by Pavel Emelyanov
parent fc3dadfb34
commit 20592acef7
6 changed files with 19 additions and 16 deletions
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6
arch/arm/syscall.def
View File

@@ -80,11 +80,11 @@ gettid 178 224 (void)
futex 98 240 (u32 *uaddr, int op, u32 val, struct timespec *utime, u32 *uaddr2, u32 val3)
set_tid_address 96 256 (int *tid_addr)
restart_syscall 128 0 (void)
timer_create 107 257 (clockid_t which_clock, struct sigevent *timer_event_spec, timer_t *created_timer_id)
timer_settime 110 258 (timer_t timer_id, int flags, const struct itimerspec *new_setting, struct itimerspec *old_setting)
timer_create 107 257 (clockid_t which_clock, struct sigevent *timer_event_spec, kernel_timer_t *created_timer_id)
timer_settime 110 258 (kernel_timer_t timer_id, int flags, const struct itimerspec *new_setting, struct itimerspec *old_setting)
timer_gettime 108 259 (int timer_id, const struct itimerspec *setting)
timer_getoverrun 109 260 (int timer_id)
timer_delete 111 261 (timer_t timer_id)
timer_delete 111 261 (kernel_timer_t timer_id)
clock_gettime 113 263 (const clockid_t which_clock, const struct timespec *tp)
exit_group 94 248 (int error_code)
set_robust_list 99 338 (struct robust_list_head *head, size_t len)

6
arch/ppc64/syscall-ppc64.def
View File

@@ -77,11 +77,11 @@ __NR_gettid 207 sys_gettid (void)
__NR_futex 221 sys_futex (u32 *uaddr, int op, u32 val, struct timespec *utime, u32 *uaddr2, u32 val3)
__NR_set_tid_address 232 sys_set_tid_address (int *tid_addr)
__NR_restart_syscall 0 sys_restart_syscall (void)
__NR_sys_timer_create 240 sys_timer_create (clockid_t which_clock, struct sigevent *timer_event_spec, timer_t *created_timer_id)
__NR_sys_timer_settime 241 sys_timer_settime (timer_t timer_id, int flags, const struct itimerspec *new_setting, struct itimerspec *old_setting)
__NR_sys_timer_create 240 sys_timer_create (clockid_t which_clock, struct sigevent *timer_event_spec, kernel_timer_t *created_timer_id)
__NR_sys_timer_settime 241 sys_timer_settime (kernel_timer_t timer_id, int flags, const struct itimerspec *new_setting, struct itimerspec *old_setting)
__NR_sys_timer_gettime 242 sys_timer_gettime (int timer_id, const struct itimerspec *setting)
__NR_sys_timer_getoverrun 243 sys_timer_getoverrun (int timer_id)
__NR_sys_timer_delete 244 sys_timer_delete (timer_t timer_id)
__NR_sys_timer_delete 244 sys_timer_delete (kernel_timer_t timer_id)
__NR_clock_gettime 246 sys_clock_gettime (const clockid_t which_clock, const struct timespec *tp)
__NR_exit_group 234 sys_exit_group (int error_code)
__NR_waitid 272 sys_waitid (int which, pid_t pid, struct siginfo *infop, int options, struct rusage *ru)

6
arch/x86/syscalls/syscall_32.tbl
View File

@@ -69,11 +69,11 @@ __NR_io_setup 245 sys_io_setup (unsigned nr_reqs, aio_context_t *ctx32p)
__NR_io_getevents 247 sys_io_getevents (aio_context_t ctx_id, long min_nr, long nr, struct io_event *events, struct timespec *timeout)
__NR_exit_group 252 sys_exit_group (int error_code)
__NR_set_tid_address 258 sys_set_tid_address (int *tid_addr)
__NR_timer_create 259 sys_timer_create (clockid_t which_clock, struct sigevent *timer_event_spec, timer_t *created_timer_id)
__NR_timer_settime 260 sys_timer_settime (timer_t timer_id, int flags, struct itimerspec *new, struct itimerspec *old)
__NR_timer_create 259 sys_timer_create (clockid_t which_clock, struct sigevent *timer_event_spec, kernel_timer_t *created_timer_id)
__NR_timer_settime 260 sys_timer_settime (kernel_timer_t timer_id, int flags, struct itimerspec *new, struct itimerspec *old)
__NR_timer_gettime 261 sys_timer_gettime (int timer_id, struct itimerspec *setting)
__NR_timer_getoverrun 262 sys_timer_getoverrun (int timer_id)
__NR_timer_delete 263 sys_timer_delete (timer_t timer_id)
__NR_timer_delete 263 sys_timer_delete (kernel_timer_t timer_id)
__NR_clock_gettime 265 sys_clock_gettime (int which_clock, struct timespec *tp)
__NR_seccomp 354 sys_seccomp (unsigned int op, unsigned int flags, const char *uargs)
__NR_waitid 284 sys_waitid (int which, pid_t pid, struct siginfo *infop, int options, struct rusage *ru)

6
arch/x86/syscalls/syscall_64.tbl
View File

@@ -78,11 +78,11 @@ __NR_io_getevents 208 sys_io_getevents (aio_context_t ctx, long min_nr, long n
__NR_get_thread_area 211 sys_get_thread_area (user_desc_t *info)
__NR_set_tid_address 218 sys_set_tid_address (int *tid_addr)
__NR_restart_syscall 219 sys_restart_syscall (void)
__NR_sys_timer_create 222 sys_timer_create (clockid_t which_clock, struct sigevent *timer_event_spec, timer_t *created_timer_id)
__NR_sys_timer_settime 223 sys_timer_settime (timer_t timer_id, int flags, const struct itimerspec *new_setting, struct itimerspec *old_setting)
__NR_sys_timer_create 222 sys_timer_create (clockid_t which_clock, struct sigevent *timer_event_spec, kernel_timer_t *created_timer_id)
__NR_sys_timer_settime 223 sys_timer_settime (kernel_timer_t timer_id, int flags, const struct itimerspec *new_setting, struct itimerspec *old_setting)
__NR_sys_timer_gettime 224 sys_timer_gettime (int timer_id, const struct itimerspec *setting)
__NR_sys_timer_getoverrun 225 sys_timer_getoverrun (int timer_id)
__NR_sys_timer_delete 226 sys_timer_delete (timer_t timer_id)
__NR_sys_timer_delete 226 sys_timer_delete (kernel_timer_t timer_id)
__NR_clock_gettime 228 sys_clock_gettime (const clockid_t which_clock, const struct timespec *tp)
__NR_exit_group 231 sys_exit_group (int error_code)
__NR_openat 257 sys_openat (int dfd, const char *filename, int flags, int mode)

3
include/syscall-types.h
View File

@@ -82,4 +82,7 @@ struct krlimit {
struct siginfo;
/* Type of timers in the kernel. */
typedef int kernel_timer_t;
#endif /* __CR_SYSCALL_TYPES_H__ */

8
pie/restorer.c
View File

@@ -688,7 +688,7 @@ static int timerfd_arm(struct task_restore_args *args)
static int create_posix_timers(struct task_restore_args *args)
{
int ret, i;
timer_t next_id;
kernel_timer_t next_id;
struct sigevent sev;
for (i = 0; i < args->posix_timers_n; i++) {
@@ -703,12 +703,12 @@ static int create_posix_timers(struct task_restore_args *args)
return ret;
}
if ((long)next_id == args->posix_timers[i].spt.it_id)
if (next_id == args->posix_timers[i].spt.it_id)
break;
ret = sys_timer_delete(next_id);
if (ret < 0) {
pr_err("Can't remove temporaty posix timer %lx\n", (long) next_id);
pr_err("Can't remove temporaty posix timer 0x%x\n", next_id);
return ret;
}
@@ -729,7 +729,7 @@ static void restore_posix_timers(struct task_restore_args *args)
for (i = 0; i < args->posix_timers_n; i++) {
rt = &args->posix_timers[i];
sys_timer_settime((timer_t)rt->spt.it_id, 0, &rt->val, NULL);
sys_timer_settime((kernel_timer_t)rt->spt.it_id, 0, &rt->val, NULL);
}
}
static void *bootstrap_start;