From: Eric W. Biederman <ebiederm@xmission.com>
Date: Mon, 16 Apr 2018 19:23:27 +0000 (-0500)
Subject: signal/x86: Use send_sig_mceerr as apropriate
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=585a8b9b48e9d5402cbd9ac3a94ac72f5368d48b;p=openwrt%2Fstaging%2Fblogic.git

signal/x86: Use send_sig_mceerr as apropriate

This simplifies the code making it clearer what is going on.

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
---

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index a282321329b5..95349bfe3b59 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3114,16 +3114,7 @@ static int __direct_map(struct kvm_vcpu *vcpu, int write, int map_writable,
 
 static void kvm_send_hwpoison_signal(unsigned long address, struct task_struct *tsk)
 {
-	siginfo_t info;
-
-	clear_siginfo(&info);
-	info.si_signo	= SIGBUS;
-	info.si_errno	= 0;
-	info.si_code	= BUS_MCEERR_AR;
-	info.si_addr	= (void __user *)address;
-	info.si_addr_lsb = PAGE_SHIFT;
-
-	send_sig_info(SIGBUS, &info, tsk);
+	send_sig_mceerr(BUS_MCEERR_AR, (void __user *)address, PAGE_SHIFT, tsk);
 }
 
 static int kvm_handle_bad_page(struct kvm_vcpu *vcpu, gfn_t gfn, kvm_pfn_t pfn)