From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/s390/appldata/appldata_os.c | 12 +++---------
1 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/kernel/arch/s390/appldata/appldata_os.c b/kernel/arch/s390/appldata/appldata_os.c
index 54f3756..a363d30 100644
--- a/kernel/arch/s390/appldata/appldata_os.c
+++ b/kernel/arch/s390/appldata/appldata_os.c
@@ -32,10 +32,6 @@
* the structure version (product ID, see appldata_base.c) needs to be changed
* as well and all documentation and z/VM applications using it must be
* updated.
- *
- * The record layout is documented in the Linux for zSeries Device Drivers
- * book:
- * http://oss.software.ibm.com/developerworks/opensource/linux390/index.shtml
*/
struct appldata_os_per_cpu {
u32 per_cpu_user; /* timer ticks spent in user mode */
@@ -75,7 +71,7 @@
(waiting for I/O) */
/* per cpu data */
- struct appldata_os_per_cpu os_cpu[0];
+ struct appldata_os_per_cpu os_cpu[];
} __attribute__((packed));
static struct appldata_os_data *appldata_os_data;
@@ -133,8 +129,7 @@
os_data->nr_cpus = j;
- new_size = sizeof(struct appldata_os_data) +
- (os_data->nr_cpus * sizeof(struct appldata_os_per_cpu));
+ new_size = struct_size(os_data, os_cpu, os_data->nr_cpus);
if (ops.size != new_size) {
if (ops.active) {
rc = appldata_diag(APPLDATA_RECORD_OS_ID,
@@ -169,8 +164,7 @@
{
int rc, max_size;
- max_size = sizeof(struct appldata_os_data) +
- (num_possible_cpus() * sizeof(struct appldata_os_per_cpu));
+ max_size = struct_size(appldata_os_data, os_cpu, num_possible_cpus());
if (max_size > APPLDATA_MAX_REC_SIZE) {
pr_err("Maximum OS record size %i exceeds the maximum "
"record size %i\n", max_size, APPLDATA_MAX_REC_SIZE);
--
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