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sparc: switch to generic compat rt_sigprocmask(2)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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parent
c9716252be
commit
826c8772b1
2 changed files with 1 additions and 40 deletions
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@ -43,6 +43,7 @@ config SPARC
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select MODULES_USE_ELF_RELA
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select ODD_RT_SIGACTION
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select GENERIC_SIGALTSTACK
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select GENERIC_COMPAT_RT_SIGPROCMASK
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config SPARC32
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def_bool !64BIT
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@ -211,46 +211,6 @@ asmlinkage long compat_sys_sysfs(int option, u32 arg1, u32 arg2)
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return sys_sysfs(option, arg1, arg2);
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}
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asmlinkage long compat_sys_rt_sigprocmask(int how,
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compat_sigset_t __user *set,
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compat_sigset_t __user *oset,
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compat_size_t sigsetsize)
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{
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sigset_t s;
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compat_sigset_t s32;
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int ret;
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mm_segment_t old_fs = get_fs();
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if (set) {
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if (copy_from_user (&s32, set, sizeof(compat_sigset_t)))
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return -EFAULT;
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switch (_NSIG_WORDS) {
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case 4: s.sig[3] = s32.sig[6] | (((long)s32.sig[7]) << 32);
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case 3: s.sig[2] = s32.sig[4] | (((long)s32.sig[5]) << 32);
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case 2: s.sig[1] = s32.sig[2] | (((long)s32.sig[3]) << 32);
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case 1: s.sig[0] = s32.sig[0] | (((long)s32.sig[1]) << 32);
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}
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}
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set_fs (KERNEL_DS);
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ret = sys_rt_sigprocmask(how,
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set ? (sigset_t __user *) &s : NULL,
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oset ? (sigset_t __user *) &s : NULL,
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sigsetsize);
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set_fs (old_fs);
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if (ret) return ret;
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if (oset) {
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switch (_NSIG_WORDS) {
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case 4: s32.sig[7] = (s.sig[3] >> 32); s32.sig[6] = s.sig[3];
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case 3: s32.sig[5] = (s.sig[2] >> 32); s32.sig[4] = s.sig[2];
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case 2: s32.sig[3] = (s.sig[1] >> 32); s32.sig[2] = s.sig[1];
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case 1: s32.sig[1] = (s.sig[0] >> 32); s32.sig[0] = s.sig[0];
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}
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if (copy_to_user (oset, &s32, sizeof(compat_sigset_t)))
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return -EFAULT;
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}
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return 0;
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}
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asmlinkage long sys32_rt_sigpending(compat_sigset_t __user *set,
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compat_size_t sigsetsize)
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{
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