diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-01-21 10:37:27 -0500 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-01-21 10:37:27 -0500 |
commit | 77835492ed489c0b870f82f4c50687bd267acc0a (patch) | |
tree | d80903ce1b8dd30aa44ccfc756616ad4d6c74d63 /kernel/sys.c | |
parent | af37501c792107c2bde1524bdae38d9a247b841a (diff) | |
parent | 1de9e8e70f5acc441550ca75433563d91b269bbe (diff) |
Merge commit 'v2.6.29-rc2' into perfcounters/core
Conflicts:
include/linux/syscalls.h
Diffstat (limited to 'kernel/sys.c')
-rw-r--r-- | kernel/sys.c | 70 |
1 files changed, 36 insertions, 34 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index c2a951ae4223..87ca037dc03a 100644 --- a/kernel/sys.c +++ b/kernel/sys.c | |||
@@ -144,7 +144,7 @@ out: | |||
144 | return error; | 144 | return error; |
145 | } | 145 | } |
146 | 146 | ||
147 | asmlinkage long sys_setpriority(int which, int who, int niceval) | 147 | SYSCALL_DEFINE3(setpriority, int, which, int, who, int, niceval) |
148 | { | 148 | { |
149 | struct task_struct *g, *p; | 149 | struct task_struct *g, *p; |
150 | struct user_struct *user; | 150 | struct user_struct *user; |
@@ -209,7 +209,7 @@ out: | |||
209 | * has been offset by 20 (ie it returns 40..1 instead of -20..19) | 209 | * has been offset by 20 (ie it returns 40..1 instead of -20..19) |
210 | * to stay compatible. | 210 | * to stay compatible. |
211 | */ | 211 | */ |
212 | asmlinkage long sys_getpriority(int which, int who) | 212 | SYSCALL_DEFINE2(getpriority, int, which, int, who) |
213 | { | 213 | { |
214 | struct task_struct *g, *p; | 214 | struct task_struct *g, *p; |
215 | struct user_struct *user; | 215 | struct user_struct *user; |
@@ -356,7 +356,8 @@ EXPORT_SYMBOL_GPL(kernel_power_off); | |||
356 | * | 356 | * |
357 | * reboot doesn't sync: do that yourself before calling this. | 357 | * reboot doesn't sync: do that yourself before calling this. |
358 | */ | 358 | */ |
359 | asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, void __user * arg) | 359 | SYSCALL_DEFINE4(reboot, int, magic1, int, magic2, unsigned int, cmd, |
360 | void __user *, arg) | ||
360 | { | 361 | { |
361 | char buffer[256]; | 362 | char buffer[256]; |
362 | 363 | ||
@@ -479,7 +480,7 @@ void ctrl_alt_del(void) | |||
479 | * SMP: There are not races, the GIDs are checked only by filesystem | 480 | * SMP: There are not races, the GIDs are checked only by filesystem |
480 | * operations (as far as semantic preservation is concerned). | 481 | * operations (as far as semantic preservation is concerned). |
481 | */ | 482 | */ |
482 | asmlinkage long sys_setregid(gid_t rgid, gid_t egid) | 483 | SYSCALL_DEFINE2(setregid, gid_t, rgid, gid_t, egid) |
483 | { | 484 | { |
484 | const struct cred *old; | 485 | const struct cred *old; |
485 | struct cred *new; | 486 | struct cred *new; |
@@ -530,7 +531,7 @@ error: | |||
530 | * | 531 | * |
531 | * SMP: Same implicit races as above. | 532 | * SMP: Same implicit races as above. |
532 | */ | 533 | */ |
533 | asmlinkage long sys_setgid(gid_t gid) | 534 | SYSCALL_DEFINE1(setgid, gid_t, gid) |
534 | { | 535 | { |
535 | const struct cred *old; | 536 | const struct cred *old; |
536 | struct cred *new; | 537 | struct cred *new; |
@@ -598,7 +599,7 @@ static int set_user(struct cred *new) | |||
598 | * 100% compatible with BSD. A program which uses just setuid() will be | 599 | * 100% compatible with BSD. A program which uses just setuid() will be |
599 | * 100% compatible with POSIX with saved IDs. | 600 | * 100% compatible with POSIX with saved IDs. |
600 | */ | 601 | */ |
601 | asmlinkage long sys_setreuid(uid_t ruid, uid_t euid) | 602 | SYSCALL_DEFINE2(setreuid, uid_t, ruid, uid_t, euid) |
602 | { | 603 | { |
603 | const struct cred *old; | 604 | const struct cred *old; |
604 | struct cred *new; | 605 | struct cred *new; |
@@ -662,7 +663,7 @@ error: | |||
662 | * will allow a root program to temporarily drop privileges and be able to | 663 | * will allow a root program to temporarily drop privileges and be able to |
663 | * regain them by swapping the real and effective uid. | 664 | * regain them by swapping the real and effective uid. |
664 | */ | 665 | */ |
665 | asmlinkage long sys_setuid(uid_t uid) | 666 | SYSCALL_DEFINE1(setuid, uid_t, uid) |
666 | { | 667 | { |
667 | const struct cred *old; | 668 | const struct cred *old; |
668 | struct cred *new; | 669 | struct cred *new; |
@@ -706,7 +707,7 @@ error: | |||
706 | * This function implements a generic ability to update ruid, euid, | 707 | * This function implements a generic ability to update ruid, euid, |
707 | * and suid. This allows you to implement the 4.4 compatible seteuid(). | 708 | * and suid. This allows you to implement the 4.4 compatible seteuid(). |
708 | */ | 709 | */ |
709 | asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid) | 710 | SYSCALL_DEFINE3(setresuid, uid_t, ruid, uid_t, euid, uid_t, suid) |
710 | { | 711 | { |
711 | const struct cred *old; | 712 | const struct cred *old; |
712 | struct cred *new; | 713 | struct cred *new; |
@@ -757,7 +758,7 @@ error: | |||
757 | return retval; | 758 | return retval; |
758 | } | 759 | } |
759 | 760 | ||
760 | asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid) | 761 | SYSCALL_DEFINE3(getresuid, uid_t __user *, ruid, uid_t __user *, euid, uid_t __user *, suid) |
761 | { | 762 | { |
762 | const struct cred *cred = current_cred(); | 763 | const struct cred *cred = current_cred(); |
763 | int retval; | 764 | int retval; |
@@ -772,7 +773,7 @@ asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __us | |||
772 | /* | 773 | /* |
773 | * Same as above, but for rgid, egid, sgid. | 774 | * Same as above, but for rgid, egid, sgid. |
774 | */ | 775 | */ |
775 | asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid) | 776 | SYSCALL_DEFINE3(setresgid, gid_t, rgid, gid_t, egid, gid_t, sgid) |
776 | { | 777 | { |
777 | const struct cred *old; | 778 | const struct cred *old; |
778 | struct cred *new; | 779 | struct cred *new; |
@@ -815,7 +816,7 @@ error: | |||
815 | return retval; | 816 | return retval; |
816 | } | 817 | } |
817 | 818 | ||
818 | asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid) | 819 | SYSCALL_DEFINE3(getresgid, gid_t __user *, rgid, gid_t __user *, egid, gid_t __user *, sgid) |
819 | { | 820 | { |
820 | const struct cred *cred = current_cred(); | 821 | const struct cred *cred = current_cred(); |
821 | int retval; | 822 | int retval; |
@@ -834,7 +835,7 @@ asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __us | |||
834 | * whatever uid it wants to). It normally shadows "euid", except when | 835 | * whatever uid it wants to). It normally shadows "euid", except when |
835 | * explicitly set by setfsuid() or for access.. | 836 | * explicitly set by setfsuid() or for access.. |
836 | */ | 837 | */ |
837 | asmlinkage long sys_setfsuid(uid_t uid) | 838 | SYSCALL_DEFINE1(setfsuid, uid_t, uid) |
838 | { | 839 | { |
839 | const struct cred *old; | 840 | const struct cred *old; |
840 | struct cred *new; | 841 | struct cred *new; |
@@ -871,7 +872,7 @@ change_okay: | |||
871 | /* | 872 | /* |
872 | * Samma på svenska.. | 873 | * Samma på svenska.. |
873 | */ | 874 | */ |
874 | asmlinkage long sys_setfsgid(gid_t gid) | 875 | SYSCALL_DEFINE1(setfsgid, gid_t, gid) |
875 | { | 876 | { |
876 | const struct cred *old; | 877 | const struct cred *old; |
877 | struct cred *new; | 878 | struct cred *new; |
@@ -920,7 +921,7 @@ void do_sys_times(struct tms *tms) | |||
920 | tms->tms_cstime = cputime_to_clock_t(cstime); | 921 | tms->tms_cstime = cputime_to_clock_t(cstime); |
921 | } | 922 | } |
922 | 923 | ||
923 | asmlinkage long sys_times(struct tms __user * tbuf) | 924 | SYSCALL_DEFINE1(times, struct tms __user *, tbuf) |
924 | { | 925 | { |
925 | if (tbuf) { | 926 | if (tbuf) { |
926 | struct tms tmp; | 927 | struct tms tmp; |
@@ -945,7 +946,7 @@ asmlinkage long sys_times(struct tms __user * tbuf) | |||
945 | * Auch. Had to add the 'did_exec' flag to conform completely to POSIX. | 946 | * Auch. Had to add the 'did_exec' flag to conform completely to POSIX. |
946 | * LBT 04.03.94 | 947 | * LBT 04.03.94 |
947 | */ | 948 | */ |
948 | asmlinkage long sys_setpgid(pid_t pid, pid_t pgid) | 949 | SYSCALL_DEFINE2(setpgid, pid_t, pid, pid_t, pgid) |
949 | { | 950 | { |
950 | struct task_struct *p; | 951 | struct task_struct *p; |
951 | struct task_struct *group_leader = current->group_leader; | 952 | struct task_struct *group_leader = current->group_leader; |
@@ -1016,7 +1017,7 @@ out: | |||
1016 | return err; | 1017 | return err; |
1017 | } | 1018 | } |
1018 | 1019 | ||
1019 | asmlinkage long sys_getpgid(pid_t pid) | 1020 | SYSCALL_DEFINE1(getpgid, pid_t, pid) |
1020 | { | 1021 | { |
1021 | struct task_struct *p; | 1022 | struct task_struct *p; |
1022 | struct pid *grp; | 1023 | struct pid *grp; |
@@ -1046,14 +1047,14 @@ out: | |||
1046 | 1047 | ||
1047 | #ifdef __ARCH_WANT_SYS_GETPGRP | 1048 | #ifdef __ARCH_WANT_SYS_GETPGRP |
1048 | 1049 | ||
1049 | asmlinkage long sys_getpgrp(void) | 1050 | SYSCALL_DEFINE0(getpgrp) |
1050 | { | 1051 | { |
1051 | return sys_getpgid(0); | 1052 | return sys_getpgid(0); |
1052 | } | 1053 | } |
1053 | 1054 | ||
1054 | #endif | 1055 | #endif |
1055 | 1056 | ||
1056 | asmlinkage long sys_getsid(pid_t pid) | 1057 | SYSCALL_DEFINE1(getsid, pid_t, pid) |
1057 | { | 1058 | { |
1058 | struct task_struct *p; | 1059 | struct task_struct *p; |
1059 | struct pid *sid; | 1060 | struct pid *sid; |
@@ -1081,7 +1082,7 @@ out: | |||
1081 | return retval; | 1082 | return retval; |
1082 | } | 1083 | } |
1083 | 1084 | ||
1084 | asmlinkage long sys_setsid(void) | 1085 | SYSCALL_DEFINE0(setsid) |
1085 | { | 1086 | { |
1086 | struct task_struct *group_leader = current->group_leader; | 1087 | struct task_struct *group_leader = current->group_leader; |
1087 | struct pid *sid = task_pid(group_leader); | 1088 | struct pid *sid = task_pid(group_leader); |
@@ -1312,7 +1313,7 @@ int set_current_groups(struct group_info *group_info) | |||
1312 | 1313 | ||
1313 | EXPORT_SYMBOL(set_current_groups); | 1314 | EXPORT_SYMBOL(set_current_groups); |
1314 | 1315 | ||
1315 | asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist) | 1316 | SYSCALL_DEFINE2(getgroups, int, gidsetsize, gid_t __user *, grouplist) |
1316 | { | 1317 | { |
1317 | const struct cred *cred = current_cred(); | 1318 | const struct cred *cred = current_cred(); |
1318 | int i; | 1319 | int i; |
@@ -1341,7 +1342,7 @@ out: | |||
1341 | * without another task interfering. | 1342 | * without another task interfering. |
1342 | */ | 1343 | */ |
1343 | 1344 | ||
1344 | asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist) | 1345 | SYSCALL_DEFINE2(setgroups, int, gidsetsize, gid_t __user *, grouplist) |
1345 | { | 1346 | { |
1346 | struct group_info *group_info; | 1347 | struct group_info *group_info; |
1347 | int retval; | 1348 | int retval; |
@@ -1395,7 +1396,7 @@ EXPORT_SYMBOL(in_egroup_p); | |||
1395 | 1396 | ||
1396 | DECLARE_RWSEM(uts_sem); | 1397 | DECLARE_RWSEM(uts_sem); |
1397 | 1398 | ||
1398 | asmlinkage long sys_newuname(struct new_utsname __user * name) | 1399 | SYSCALL_DEFINE1(newuname, struct new_utsname __user *, name) |
1399 | { | 1400 | { |
1400 | int errno = 0; | 1401 | int errno = 0; |
1401 | 1402 | ||
@@ -1406,7 +1407,7 @@ asmlinkage long sys_newuname(struct new_utsname __user * name) | |||
1406 | return errno; | 1407 | return errno; |
1407 | } | 1408 | } |
1408 | 1409 | ||
1409 | asmlinkage long sys_sethostname(char __user *name, int len) | 1410 | SYSCALL_DEFINE2(sethostname, char __user *, name, int, len) |
1410 | { | 1411 | { |
1411 | int errno; | 1412 | int errno; |
1412 | char tmp[__NEW_UTS_LEN]; | 1413 | char tmp[__NEW_UTS_LEN]; |
@@ -1430,7 +1431,7 @@ asmlinkage long sys_sethostname(char __user *name, int len) | |||
1430 | 1431 | ||
1431 | #ifdef __ARCH_WANT_SYS_GETHOSTNAME | 1432 | #ifdef __ARCH_WANT_SYS_GETHOSTNAME |
1432 | 1433 | ||
1433 | asmlinkage long sys_gethostname(char __user *name, int len) | 1434 | SYSCALL_DEFINE2(gethostname, char __user *, name, int, len) |
1434 | { | 1435 | { |
1435 | int i, errno; | 1436 | int i, errno; |
1436 | struct new_utsname *u; | 1437 | struct new_utsname *u; |
@@ -1455,7 +1456,7 @@ asmlinkage long sys_gethostname(char __user *name, int len) | |||
1455 | * Only setdomainname; getdomainname can be implemented by calling | 1456 | * Only setdomainname; getdomainname can be implemented by calling |
1456 | * uname() | 1457 | * uname() |
1457 | */ | 1458 | */ |
1458 | asmlinkage long sys_setdomainname(char __user *name, int len) | 1459 | SYSCALL_DEFINE2(setdomainname, char __user *, name, int, len) |
1459 | { | 1460 | { |
1460 | int errno; | 1461 | int errno; |
1461 | char tmp[__NEW_UTS_LEN]; | 1462 | char tmp[__NEW_UTS_LEN]; |
@@ -1478,7 +1479,7 @@ asmlinkage long sys_setdomainname(char __user *name, int len) | |||
1478 | return errno; | 1479 | return errno; |
1479 | } | 1480 | } |
1480 | 1481 | ||
1481 | asmlinkage long sys_getrlimit(unsigned int resource, struct rlimit __user *rlim) | 1482 | SYSCALL_DEFINE2(getrlimit, unsigned int, resource, struct rlimit __user *, rlim) |
1482 | { | 1483 | { |
1483 | if (resource >= RLIM_NLIMITS) | 1484 | if (resource >= RLIM_NLIMITS) |
1484 | return -EINVAL; | 1485 | return -EINVAL; |
@@ -1497,7 +1498,8 @@ asmlinkage long sys_getrlimit(unsigned int resource, struct rlimit __user *rlim) | |||
1497 | * Back compatibility for getrlimit. Needed for some apps. | 1498 | * Back compatibility for getrlimit. Needed for some apps. |
1498 | */ | 1499 | */ |
1499 | 1500 | ||
1500 | asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim) | 1501 | SYSCALL_DEFINE2(old_getrlimit, unsigned int, resource, |
1502 | struct rlimit __user *, rlim) | ||
1501 | { | 1503 | { |
1502 | struct rlimit x; | 1504 | struct rlimit x; |
1503 | if (resource >= RLIM_NLIMITS) | 1505 | if (resource >= RLIM_NLIMITS) |
@@ -1515,7 +1517,7 @@ asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *r | |||
1515 | 1517 | ||
1516 | #endif | 1518 | #endif |
1517 | 1519 | ||
1518 | asmlinkage long sys_setrlimit(unsigned int resource, struct rlimit __user *rlim) | 1520 | SYSCALL_DEFINE2(setrlimit, unsigned int, resource, struct rlimit __user *, rlim) |
1519 | { | 1521 | { |
1520 | struct rlimit new_rlim, *old_rlim; | 1522 | struct rlimit new_rlim, *old_rlim; |
1521 | int retval; | 1523 | int retval; |
@@ -1688,7 +1690,7 @@ int getrusage(struct task_struct *p, int who, struct rusage __user *ru) | |||
1688 | return copy_to_user(ru, &r, sizeof(r)) ? -EFAULT : 0; | 1690 | return copy_to_user(ru, &r, sizeof(r)) ? -EFAULT : 0; |
1689 | } | 1691 | } |
1690 | 1692 | ||
1691 | asmlinkage long sys_getrusage(int who, struct rusage __user *ru) | 1693 | SYSCALL_DEFINE2(getrusage, int, who, struct rusage __user *, ru) |
1692 | { | 1694 | { |
1693 | if (who != RUSAGE_SELF && who != RUSAGE_CHILDREN && | 1695 | if (who != RUSAGE_SELF && who != RUSAGE_CHILDREN && |
1694 | who != RUSAGE_THREAD) | 1696 | who != RUSAGE_THREAD) |
@@ -1696,14 +1698,14 @@ asmlinkage long sys_getrusage(int who, struct rusage __user *ru) | |||
1696 | return getrusage(current, who, ru); | 1698 | return getrusage(current, who, ru); |
1697 | } | 1699 | } |
1698 | 1700 | ||
1699 | asmlinkage long sys_umask(int mask) | 1701 | SYSCALL_DEFINE1(umask, int, mask) |
1700 | { | 1702 | { |
1701 | mask = xchg(¤t->fs->umask, mask & S_IRWXUGO); | 1703 | mask = xchg(¤t->fs->umask, mask & S_IRWXUGO); |
1702 | return mask; | 1704 | return mask; |
1703 | } | 1705 | } |
1704 | 1706 | ||
1705 | asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, | 1707 | SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, |
1706 | unsigned long arg4, unsigned long arg5) | 1708 | unsigned long, arg4, unsigned long, arg5) |
1707 | { | 1709 | { |
1708 | struct task_struct *me = current; | 1710 | struct task_struct *me = current; |
1709 | unsigned char comm[sizeof(me->comm)]; | 1711 | unsigned char comm[sizeof(me->comm)]; |
@@ -1822,8 +1824,8 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, | |||
1822 | return error; | 1824 | return error; |
1823 | } | 1825 | } |
1824 | 1826 | ||
1825 | asmlinkage long sys_getcpu(unsigned __user *cpup, unsigned __user *nodep, | 1827 | SYSCALL_DEFINE3(getcpu, unsigned __user *, cpup, unsigned __user *, nodep, |
1826 | struct getcpu_cache __user *unused) | 1828 | struct getcpu_cache __user *, unused) |
1827 | { | 1829 | { |
1828 | int err = 0; | 1830 | int err = 0; |
1829 | int cpu = raw_smp_processor_id(); | 1831 | int cpu = raw_smp_processor_id(); |