Commit-ID: 8e8a3cea7ea5f5458fdf2287713626892e7715f5
Gitweb: https://git.kernel.org/tip/8e8a3cea7ea5f5458fdf2287713626892e7715f5
Author: Shaokun Zhang <zhangshao...@hisilicon.com>
AuthorDate: Thu, 14 Feb 2019 17:33:49 +0800
Committer: Borislav Petkov <b...@suse.de>
CommitDate: Thu, 14 Feb 2019 17:09:43 +0100
x86/mm/dump_pagetables: Remove the unused prev_pud variable
The 'prev_pud' local variable became unused after commit
04b67022fb6d ("x86/mm/dump_pagetables: Speed up page tables dump for
CONFIG_KASAN=y").
Remove it.
Signed-off-by: Shaokun Zhang <zhangshao...@hisilicon.com>
Signed-off-by: Borislav Petkov <b...@suse.de>
Cc: Andrey Ryabinin <aryabi...@virtuozzo.com>
Cc: Andy Lutomirski <l...@kernel.org>
Cc: Dave Hansen <dave.han...@linux.intel.com>
Cc: "H. Peter Anvin" <h...@zytor.com>
Cc: Ingo Molnar <mi...@redhat.com>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: x86-ml <x...@kernel.org>
Link:
https://lkml.kernel.org/r/1550136829-49088-1-git-send-email-zhangshao...@hisilicon.com
---
arch/x86/mm/dump_pagetables.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c
index e3cdc85ce5b6..ee8f8ab46941 100644
--- a/arch/x86/mm/dump_pagetables.c
+++ b/arch/x86/mm/dump_pagetables.c
@@ -444,7 +444,6 @@ static void walk_pud_level(struct seq_file *m, struct
pg_state *st, p4d_t addr,
int i;
pud_t *start, *pud_start;
pgprotval_t prot, eff;
- pud_t *prev_pud = NULL;
pud_start = start = (pud_t *)p4d_page_vaddr(addr);
@@ -462,7 +461,6 @@ static void walk_pud_level(struct seq_file *m, struct
pg_state *st, p4d_t addr,
} else
note_page(m, st, __pgprot(0), 0, 3);
- prev_pud = start;
start++;
}
}
