Add missing includes and move prototypes into the header set_memory.h in
order to fix -Wmissing-prototypes warnings.
[ bp: Add ifdeffery around arch_invalidate_pmem() ]
Signed-off-by: Benjamin Thiel <b.thiel@posteo.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200320145028.6013-1-b.thiel@posteo.de
int set_memory_encrypted(unsigned long addr, int numpages);
int set_memory_decrypted(unsigned long addr, int numpages);
int set_memory_np_noalias(unsigned long addr, int numpages);
+int set_memory_nonglobal(unsigned long addr, int numpages);
+int set_memory_global(unsigned long addr, int numpages);
int set_pages_array_uc(struct page **pages, int addrinarray);
int set_pages_array_wc(struct page **pages, int addrinarray);
#include <linux/gfp.h>
#include <linux/pci.h>
#include <linux/vmalloc.h>
+#include <linux/libnvdimm.h>
#include <asm/e820/api.h>
#include <asm/processor.h>
}
EXPORT_SYMBOL_GPL(clflush_cache_range);
+#ifdef CONFIG_ARCH_HAS_PMEM_API
void arch_invalidate_pmem(void *addr, size_t size)
{
clflush_cache_range(addr, size);
}
EXPORT_SYMBOL_GPL(arch_invalidate_pmem);
+#endif
static void __cpa_flush_all(void *arg)
{
#include <asm/tlbflush.h>
#include <asm/desc.h>
#include <asm/sections.h>
+#include <asm/set_memory.h>
#undef pr_fmt
#define pr_fmt(fmt) "Kernel/User page tables isolation: " fmt
}
/*
- * This is the only user for these and it is not arch-generic
- * like the other set_memory.h functions. Just extern them.
- */
-extern int set_memory_nonglobal(unsigned long addr, int numpages);
-extern int set_memory_global(unsigned long addr, int numpages);
-
-/*
* For some configurations, map all of kernel text into the user page
* tables. This reduces TLB misses, especially on non-PCID systems.
*/