powerpc: switch to generic compat rt_sigprocmask() (451a651d) · Commits · e / devices / android_kernel_xiaomi_markw

arch/powerpc/Kconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -145,6 +145,7 @@ config PPC
		select MODULES_USE_ELF_RELA
		select CLONE_BACKWARDS
		select GENERIC_SIGALTSTACK
		select GENERIC_COMPAT_RT_SIGPROCMASK

		config EARLY_PRINTK
		bool

+0 −35

Original line number	Diff line number	Diff line
		@@ -620,41 +620,6 @@ long compat_sys_rt_sigaction(int sig, const struct sigaction32 __user *act,
		return ret;
		}

		/*
		* Note: it is necessary to treat how as an unsigned int, with the
		* corresponding cast to a signed int to insure that the proper
		* conversion (sign extension) between the register representation
		* of a signed int (msr in 32-bit mode) and the register representation
		* of a signed int (msr in 64-bit mode) is performed.
		*/
		long compat_sys_rt_sigprocmask(u32 how, compat_sigset_t __user *set,
		compat_sigset_t __user *oset, size_t sigsetsize)
		{
		sigset_t s;
		sigset_t __user *up;
		int ret;
		mm_segment_t old_fs = get_fs();

		if (set) {
		if (get_sigset_t(&s, set))
		return -EFAULT;
		}

		set_fs(KERNEL_DS);
		/* This is valid because of the set_fs() */
		up = (sigset_t __user *) &s;
		ret = sys_rt_sigprocmask((int)how, set ? up : NULL, oset ? up : NULL,
		sigsetsize);
		set_fs(old_fs);
		if (ret)
		return ret;
		if (oset) {
		if (put_sigset_t(oset, &s))
		return -EFAULT;
		}
		return 0;
		}

		long compat_sys_rt_sigpending(compat_sigset_t __user *set, compat_size_t sigsetsize)
		{
		sigset_t s;