diff options
Diffstat (limited to 'arch/x86/ia32')
| -rw-r--r-- | arch/x86/ia32/ia32_signal.c | 16 | ||||
| -rw-r--r-- | arch/x86/ia32/ia32entry.S | 9 | ||||
| -rw-r--r-- | arch/x86/ia32/sys_ia32.c | 27 |
3 files changed, 10 insertions, 42 deletions
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index a69245ba27e3..98bd70faccc5 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c @@ -67,6 +67,10 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from) switch (from->si_code >> 16) { case __SI_FAULT >> 16: break; + case __SI_SYS >> 16: + put_user_ex(from->si_syscall, &to->si_syscall); + put_user_ex(from->si_arch, &to->si_arch); + break; case __SI_CHLD >> 16: if (ia32) { put_user_ex(from->si_utime, &to->si_utime); @@ -127,18 +131,8 @@ int copy_siginfo_from_user32(siginfo_t *to, compat_siginfo_t __user *from) asmlinkage long sys32_sigsuspend(int history0, int history1, old_sigset_t mask) { sigset_t blocked; - - current->saved_sigmask = current->blocked; - - mask &= _BLOCKABLE; siginitset(&blocked, mask); - set_current_blocked(&blocked); - - current->state = TASK_INTERRUPTIBLE; - schedule(); - - set_restore_sigmask(); - return -ERESTARTNOHAND; + return sigsuspend(&blocked); } asmlinkage long sys32_sigaltstack(const stack_ia32_t __user *uss_ptr, diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S index e3e734005e19..20e5f7ba0e6b 100644 --- a/arch/x86/ia32/ia32entry.S +++ b/arch/x86/ia32/ia32entry.S @@ -13,6 +13,7 @@ #include <asm/thread_info.h> #include <asm/segment.h> #include <asm/irqflags.h> +#include <asm/asm.h> #include <linux/linkage.h> #include <linux/err.h> @@ -146,9 +147,7 @@ ENTRY(ia32_sysenter_target) /* no need to do an access_ok check here because rbp has been 32bit zero extended */ 1: movl (%rbp),%ebp - .section __ex_table,"a" - .quad 1b,ia32_badarg - .previous + _ASM_EXTABLE(1b,ia32_badarg) orl $TS_COMPAT,TI_status+THREAD_INFO(%rsp,RIP-ARGOFFSET) testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET) CFI_REMEMBER_STATE @@ -303,9 +302,7 @@ ENTRY(ia32_cstar_target) 32bit zero extended */ /* hardware stack frame is complete now */ 1: movl (%r8),%r9d - .section __ex_table,"a" - .quad 1b,ia32_badarg - .previous + _ASM_EXTABLE(1b,ia32_badarg) orl $TS_COMPAT,TI_status+THREAD_INFO(%rsp,RIP-ARGOFFSET) testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET) CFI_REMEMBER_STATE diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c index aec2202a596c..4540bece0946 100644 --- a/arch/x86/ia32/sys_ia32.c +++ b/arch/x86/ia32/sys_ia32.c @@ -71,8 +71,8 @@ static int cp_stat64(struct stat64 __user *ubuf, struct kstat *stat) { typeof(ubuf->st_uid) uid = 0; typeof(ubuf->st_gid) gid = 0; - SET_UID(uid, stat->uid); - SET_GID(gid, stat->gid); + SET_UID(uid, from_kuid_munged(current_user_ns(), stat->uid)); + SET_GID(gid, from_kgid_munged(current_user_ns(), stat->gid)); if (!access_ok(VERIFY_WRITE, ubuf, sizeof(struct stat64)) || __put_user(huge_encode_dev(stat->dev), &ubuf->st_dev) || __put_user(stat->ino, &ubuf->__st_ino) || @@ -287,11 +287,6 @@ asmlinkage long sys32_sigaction(int sig, struct old_sigaction32 __user *act, return ret; } -asmlinkage long sys32_alarm(unsigned int seconds) -{ - return alarm_setitimer(seconds); -} - asmlinkage long sys32_waitpid(compat_pid_t pid, unsigned int *stat_addr, int options) { @@ -300,11 +295,6 @@ asmlinkage long sys32_waitpid(compat_pid_t pid, unsigned int *stat_addr, /* 32-bit timeval and related flotsam. */ -asmlinkage long sys32_sysfs(int option, u32 arg1, u32 arg2) -{ - return sys_sysfs(option, arg1, arg2); -} - asmlinkage long sys32_sched_rr_get_interval(compat_pid_t pid, struct compat_timespec __user *interval) { @@ -375,19 +365,6 @@ asmlinkage long sys32_pwrite(unsigned int fd, const char __user *ubuf, } -asmlinkage long sys32_personality(unsigned long personality) -{ - int ret; - - if (personality(current->personality) == PER_LINUX32 && - personality == PER_LINUX) - personality = PER_LINUX32; - ret = sys_personality(personality); - if (ret == PER_LINUX32) - ret = PER_LINUX; - return ret; -} - asmlinkage long sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, s32 count) { |