From: tip-bot for Shaokun Zhang <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, mingo@kernel.org,
dave.hansen@linux.intel.com, luto@kernel.org,
peterz@infradead.org, aryabinin@virtuozzo.com, mingo@redhat.com,
tglx@linutronix.de, hpa@zytor.com, bp@suse.de,
zhangshaokun@hisilicon.com, x86@kernel.org
Subject: [tip:x86/cleanups] x86/mm/dump_pagetables: Remove the unused prev_pud variable
Date: Thu, 14 Feb 2019 08:16:23 -0800 [thread overview]
Message-ID: <tip-8e8a3cea7ea5f5458fdf2287713626892e7715f5@git.kernel.org> (raw)
In-Reply-To: <1550136829-49088-1-git-send-email-zhangshaokun@hisilicon.com>
Commit-ID: 8e8a3cea7ea5f5458fdf2287713626892e7715f5
Gitweb: https://git.kernel.org/tip/8e8a3cea7ea5f5458fdf2287713626892e7715f5
Author: Shaokun Zhang <zhangshaokun@hisilicon.com>
AuthorDate: Thu, 14 Feb 2019 17:33:49 +0800
Committer: Borislav Petkov <bp@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 <zhangshaokun@hisilicon.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/1550136829-49088-1-git-send-email-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++;
}
}
prev parent reply other threads:[~2019-02-14 16:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-14 9:33 [PATCH] x86/mm/dump_pagetables: Remove the unused prev_pud variable Shaokun Zhang
2019-02-14 16:16 ` tip-bot for Shaokun Zhang [this message]
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