Unverified Commit da9cc7a4 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!10822 powerpc/pseries: Whitelist dtl slub object for copying to userspace 

Merge Pull Request from: @ci-robot 
 
PR sync from: zhangyinhua <zhangyinhua4@h-partners.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/U37ZKLEBZKZIPAE65M6EFFAVCOJGAOOQ/ 
 
https://gitee.com/src-openeuler/kernel/issues/IAGELM 
 
Link:https://gitee.com/openeuler/kernel/pulls/10822

 

Reviewed-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
parents c62e8c97 386c99e2

arch/powerpc/platforms/pseries/setup.c

+2 −2
Original line number Diff line number Diff line
@@ -312,8 +312,8 @@ static int alloc_dispatch_log_kmem_cache(void) 
{

	void (*ctor)(void *) = get_dtl_cache_ctor();



	dtl_cache = kmem_cache_create("dtl", DISPATCH_LOG_BYTES,

						DISPATCH_LOG_BYTES, 0, ctor);

	dtl_cache = kmem_cache_create_usercopy("dtl", DISPATCH_LOG_BYTES,

						DISPATCH_LOG_BYTES, 0, 0, DISPATCH_LOG_BYTES, ctor);

	if (!dtl_cache) {

		pr_warn("Failed to create dispatch trace log buffer cache\n");

		pr_warn("Stolen time statistics will be unreliable\n");