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-rw-r--r--arch/x86_64/kernel/mce.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c
index a14375dd5425..aa1d15991794 100644
--- a/arch/x86_64/kernel/mce.c
+++ b/arch/x86_64/kernel/mce.c
@@ -497,15 +497,17 @@ static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, loff
for (i = 0; i < next; i++) {
unsigned long start = jiffies;
while (!mcelog.entry[i].finished) {
- if (!time_before(jiffies, start + 2)) {
+ if (time_after_eq(jiffies, start + 2)) {
memset(mcelog.entry + i,0, sizeof(struct mce));
- continue;
+ goto timeout;
}
cpu_relax();
}
smp_rmb();
err |= copy_to_user(buf, mcelog.entry + i, sizeof(struct mce));
buf += sizeof(struct mce);
+ timeout:
+ ;
}
memset(mcelog.entry, 0, next * sizeof(struct mce));