Messages in this thread Patch in this message | | | From | Shaokun Zhang <> | Subject | [PATCH] x86/mm/dump_pagetables: Remove the unused prev_pud variable | Date | Thu, 14 Feb 2019 17:33:49 +0800 |
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The 'prev_pud' local variable became unused after commit 04b67022fb6d ("x86/mm/dump_pagetables: Speed up page tables dump for CONFIG_KASAN=y"), let's remove it.
Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Andrey Ryabinin <aryabinin@virtuozzo.com> Signed-off-by: Shaokun Zhang <zhangshaokun@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++; } } -- 2.7.4
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