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authorSai Praneeth <sai.praneeth.prakhya@intel.com>2018-03-12 12:43:54 +0300
committerIngo Molnar <mingo@kernel.org>2018-03-12 13:05:05 +0300
commit3ede3417f8d59fff5c07339b310b343468c81b07 (patch)
tree773a262ed6890ef39601f3c8457e48bae08d3c76 /arch/x86/mm/debug_pagetables.c
parent36b649760e94968e0495b73284aaf07eed0a328f (diff)
downloadlinux-3ede3417f8d59fff5c07339b310b343468c81b07.tar.xz
x86/efi: Replace efi_pgd with efi_mm.pgd
Since the previous patch added support for efi_mm, let's handle efi_pgd through efi_mm and remove global variable efi_pgd. Tested-by: Bhupesh Sharma <bhsharma@redhat.com> Signed-off-by: Sai Praneeth Prakhya <sai.praneeth.prakhya@intel.com> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Matt Fleming <matt@codeblueprint.co.uk> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Lee, Chun-Yi <jlee@suse.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Shankar <ravi.v.shankar@intel.com> Cc: Ricardo Neri <ricardo.neri@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-efi@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/mm/debug_pagetables.c')
-rw-r--r--arch/x86/mm/debug_pagetables.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/mm/debug_pagetables.c b/arch/x86/mm/debug_pagetables.c
index 51a6f92da2bf..225fe2f0bfec 100644
--- a/arch/x86/mm/debug_pagetables.c
+++ b/arch/x86/mm/debug_pagetables.c
@@ -1,4 +1,5 @@
#include <linux/debugfs.h>
+#include <linux/efi.h>
#include <linux/module.h>
#include <linux/seq_file.h>
#include <asm/pgtable.h>
@@ -73,13 +74,12 @@ static const struct file_operations ptdump_curusr_fops = {
#endif
#if defined(CONFIG_EFI) && defined(CONFIG_X86_64)
-extern pgd_t *efi_pgd;
static struct dentry *pe_efi;
static int ptdump_show_efi(struct seq_file *m, void *v)
{
- if (efi_pgd)
- ptdump_walk_pgd_level_debugfs(m, efi_pgd, false);
+ if (efi_mm.pgd)
+ ptdump_walk_pgd_level_debugfs(m, efi_mm.pgd, false);
return 0;
}