diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c index a14375dd54252d1ca6405e1f28a4e7246ae3cbbe..aa1d1599179433b1e116cd834dfebebe2ab3c67f 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));