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Merge tag 'nfs-for-4.9-2' of git://git.linux-nfs.org/projects/anna/linux-nfs
[cascardo/linux.git]
/
mm
/
util.c
diff --git
a/mm/util.c
b/mm/util.c
index
662cddf
..
952cbe7
100644
(file)
--- a/
mm/util.c
+++ b/
mm/util.c
@@
-283,7
+283,8
@@
EXPORT_SYMBOL_GPL(__get_user_pages_fast);
int __weak get_user_pages_fast(unsigned long start,
int nr_pages, int write, struct page **pages)
{
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);
}
EXPORT_SYMBOL_GPL(get_user_pages_fast);
@@
-623,7
+624,7
@@
int get_cmdline(struct task_struct *task, char *buffer, int buflen)
if (len > buflen)
len = 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
/*
* If the nul at the end of args has been overwritten, then
@@
-638,7
+639,8
@@
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,
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);
}
}
res = strnlen(buffer, res);
}
}