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| author |   Jiri Kosina <jkosina@suse.cz> | 2017-05-02 11:02:41 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2017-05-02 11:02:41 +0200 |
| commit | 4d6ca227c768b50b05cf183974b40abe444e9d0c (patch) | |
| tree | bf953d8e895281053548b9967a2c4b58d641df00 /mm/usercopy.c | |
| parent | Merge branch 'for-4.12/sony' into for-linus (diff) | |
| parent | HID: asus: support backlight on USB keyboards (diff) | |
| download | wireguard-linux-4d6ca227c768b50b05cf183974b40abe444e9d0c.tar.xz wireguard-linux-4d6ca227c768b50b05cf183974b40abe444e9d0c.zip | |
Merge branch 'for-4.12/asus' into for-linus
Diffstat (limited to 'mm/usercopy.c')
| -rw-r--r-- | mm/usercopy.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/mm/usercopy.c b/mm/usercopy.c index 3c8da0af9695..d155e12563b1 100644 --- a/mm/usercopy.c +++ b/mm/usercopy.c @@ -16,6 +16,9 @@ #include <linux/mm.h> #include <linux/slab.h> +#include <linux/sched.h> +#include <linux/sched/task.h> +#include <linux/sched/task_stack.h> #include <asm/sections.h> enum { @@ -108,13 +111,13 @@ static inline const char *check_kernel_text_object(const void *ptr, * __pa() is not just the reverse of __va(). This can be detected * and checked: */ - textlow_linear = (unsigned long)__va(__pa(textlow)); + textlow_linear = (unsigned long)lm_alias(textlow); /* No different mapping: we're done. */ if (textlow_linear == textlow) return NULL; /* Check the secondary mapping... */ - texthigh_linear = (unsigned long)__va(__pa(texthigh)); + texthigh_linear = (unsigned long)lm_alias(texthigh); if (overlaps(ptr, n, textlow_linear, texthigh_linear)) return "<linear kernel text>"; |