linux-kernel - Re: + mm-fix-false-positive-warning-on-exit-due-mm_nr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20150129153510.GA21698@node.dhcp.inet.fi>
Date:	Thu, 29 Jan 2015 17:35:10 +0200
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	linux-kernel@...r.kernel.org
Cc:	kirill.shutemov@...ux.intel.com, gxt@...c.pku.edu.cn,
	james.hogan@...tec.com, linux@....linux.org.uk, nm@...com,
	tyler.baker@...aro.org, mm-commits@...r.kernel.org
Subject: Re: + mm-fix-false-positive-warning-on-exit-due-mm_nr_pmdsmm.patch
 added to -mm tree

On Mon, Jan 26, 2015 at 12:04:11PM -0800, akpm@...ux-foundation.org wrote:
> diff -puN arch/unicore32/mm/pgd.c~mm-fix-false-positive-warning-on-exit-due-mm_nr_pmdsmm arch/unicore32/mm/pgd.c
> --- a/arch/unicore32/mm/pgd.c~mm-fix-false-positive-warning-on-exit-due-mm_nr_pmdsmm
> +++ a/arch/unicore32/mm/pgd.c
> @@ -69,6 +69,7 @@ pgd_t *get_pgd_slow(struct mm_struct *mm
>  
>  no_pte:
>  	pmd_free(mm, new_pmd);
> +	mm_dec_nr_pmds(mm);
>  no_pmd:
>  	free_pages((unsigned long)new_pgd, 0);
>  no_pgd:
> @@ -96,7 +97,9 @@ void free_pgd_slow(struct mm_struct *mm,
>  	pte = pmd_pgtable(*pmd);
>  	pmd_clear(pmd);
>  	pte_free(mm, pte);
> +	atomic_long_dec(&mm->nr_ptes);
>  	pmd_free(mm, pmd);
> +	mm_dec_nr_pmds(mm)
>  free:
>  	free_pages((unsigned long) pgd, 0);
>  }

>From 77c258a2489f67a5019a29469650e9bca70645d9 Mon Sep 17 00:00:00 2001
From: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Date: Thu, 29 Jan 2015 14:39:17 +0200
Subject: [PATCH] unicore32: add missed semicolon

---
 arch/unicore32/mm/pgd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/unicore32/mm/pgd.c b/arch/unicore32/mm/pgd.c
index 1bc00d0305d4..2ade20d8eab3 100644
--- a/arch/unicore32/mm/pgd.c
+++ b/arch/unicore32/mm/pgd.c
@@ -99,7 +99,7 @@ void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd)
 	pte_free(mm, pte);
 	atomic_long_dec(&mm->nr_ptes);
 	pmd_free(mm, pmd);
-	mm_dec_nr_pmds(mm)
+	mm_dec_nr_pmds(mm);
 free:
 	free_pages((unsigned long) pgd, 0);
 }
-- 
 Kirill A. Shutemov
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/