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-rw-r--r--mm/util.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/mm/util.c b/mm/util.c
index c174e8921995..1a41553db866 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -285,7 +285,8 @@ EXPORT_SYMBOL_GPL(__get_user_pages_fast);
int __weak get_user_pages_fast(unsigned long start,
int nr_pages, int write, struct page **pages)
{
- return get_user_pages_unlocked(start, nr_pages, write, 0, pages);
+ return get_user_pages_unlocked(start, nr_pages, pages,
+ write ? FOLL_WRITE : 0);
}
EXPORT_SYMBOL_GPL(get_user_pages_fast);
@@ -625,7 +626,7 @@ int get_cmdline(struct task_struct *task, char *buffer, int buflen)
if (len > buflen)
len = buflen;
- res = access_process_vm(task, arg_start, buffer, len, 0);
+ res = access_process_vm(task, arg_start, buffer, len, FOLL_FORCE);
/*
* If the nul at the end of args has been overwritten, then
@@ -640,7 +641,8 @@ int get_cmdline(struct task_struct *task, char *buffer, int buflen)
if (len > buflen - res)
len = buflen - res;
res += access_process_vm(task, env_start,
- buffer+res, len, 0);
+ buffer+res, len,
+ FOLL_FORCE);
res = strnlen(buffer, res);
}
}