* [PATCH v2] mm,hugetlb: remove mlock ulimit for SHM_HUGETLB
@ 2021-09-16 21:55 zhangyiru
0 siblings, 0 replies; only message in thread
From: zhangyiru @ 2021-09-16 21:55 UTC (permalink / raw)
To: mike.kravetz, akpm; +Cc: linux-mm, mhocko, wuxu.wu, liusirui, liuzixian4
commit 21a3c273f88c9cbbaf7e ("mm, hugetlb: add thread name and pid to
SHM_HUGETLB mlock rlimit warning") marked this as deprecated in 2012,
but it is not deleted yet.
Mike says he still see that message in log files on occasion,
so maybe we should preserve this warning.
Signed-off-by: zhangyiru <zhangyiru3@huawei.com>
---
Changelog:
v2: preserve warning message
v1: remove mlock ulimit for SHM_HUGETLB
---
fs/hugetlbfs/inode.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index cdfb1ae78a3f..877d0ce9526c 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -1470,10 +1470,9 @@ struct file *hugetlb_file_setup(const char *name, size_t size,
pr_warn_once("%s (%d): Using mlock ulimits for SHM_HUGETLB is deprecated\n",
current->comm, current->pid);
task_unlock(current);
- } else {
- *ucounts = NULL;
- return ERR_PTR(-EPERM);
}
+ *ucounts = NULL;
+ return ERR_PTR(-EPERM);
}
file = ERR_PTR(-ENOSPC);
--
2.27.0
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