From: Geliang Tang <geliangtang@gmail.com>
Date: Sat, 6 May 2017 15:37:19 +0000 (+0800)
Subject: KVM: set no_llseek in stat_fops_per_vm
X-Git-Tag: v4.12-rc1~35^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3bed8888edc8f60d734c44fdcdb7c6abd5e2d02e;p=platform%2Fkernel%2Flinux-exynos.git

KVM: set no_llseek in stat_fops_per_vm

In vm_stat_get_per_vm_fops and vcpu_stat_get_per_vm_fops, since we
use nonseekable_open() to open, we should use no_llseek() to seek,
not generic_file_llseek().

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index b3d151ee..a9a0462 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3715,7 +3715,7 @@ static const struct file_operations vm_stat_get_per_vm_fops = {
 	.release = kvm_debugfs_release,
 	.read    = simple_attr_read,
 	.write   = simple_attr_write,
-	.llseek  = generic_file_llseek,
+	.llseek  = no_llseek,
 };
 
 static int vcpu_stat_get_per_vm(void *data, u64 *val)
@@ -3760,7 +3760,7 @@ static const struct file_operations vcpu_stat_get_per_vm_fops = {
 	.release = kvm_debugfs_release,
 	.read    = simple_attr_read,
 	.write   = simple_attr_write,
-	.llseek  = generic_file_llseek,
+	.llseek  = no_llseek,
 };
 
 static const struct file_operations *stat_fops_per_vm[] = {