projects
/
firefly-linux-kernel-4.4.55.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
kmap_atomic: make kunmap_atomic() harder to misuse
[firefly-linux-kernel-4.4.55.git]
/
arch
/
arm
/
mm
/
highmem.c
diff --git
a/arch/arm/mm/highmem.c
b/arch/arm/mm/highmem.c
index 6ab244062b4ab2f720e84d870011faac64878c81..1fbdb55bfd1bd34a480ea0e45b7f3a39a2934c6a 100644
(file)
--- a/
arch/arm/mm/highmem.c
+++ b/
arch/arm/mm/highmem.c
@@
-82,7
+82,7
@@
void *kmap_atomic(struct page *page, enum km_type type)
}
EXPORT_SYMBOL(kmap_atomic);
}
EXPORT_SYMBOL(kmap_atomic);
-void kunmap_atomic(void *kvaddr, enum km_type type)
+void kunmap_atomic
_notypecheck
(void *kvaddr, enum km_type type)
{
unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
unsigned int idx = type + KM_TYPE_NR * smp_processor_id();
{
unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
unsigned int idx = type + KM_TYPE_NR * smp_processor_id();
@@
-103,7
+103,7
@@
void kunmap_atomic(void *kvaddr, enum km_type type)
}
pagefault_enable();
}
}
pagefault_enable();
}
-EXPORT_SYMBOL(kunmap_atomic);
+EXPORT_SYMBOL(kunmap_atomic
_notypecheck
);
void *kmap_atomic_pfn(unsigned long pfn, enum km_type type)
{
void *kmap_atomic_pfn(unsigned long pfn, enum km_type type)
{