linux-ext4 - Re: [PATCH] e2fsck: properly account cluster size

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

Message-Id: <DC07AF86-4B27-4F94-AC08-096CDA3C8D67@gmail.com>
Date:   Thu, 15 Feb 2018 17:45:34 +0300
From:   Благодаренко Артём 
        <artem.blagodarenko@...il.com>
To:     linux-ext4@...r.kernel.org
Cc:     Andrew Perepechko <anserper@...ru>
Subject: Re: [PATCH] e2fsck: properly account cluster size

Sorry, this patch is duplicate of
[PATCH] e2fsck: fix quota accounting to use cluster units
from Eric W at 5 April.


> On 12 Feb 2018, at 15:00, Artem Blagodarenko <artem.blagodarenko@...il.com> wrote:
> 
> From: Andrew Perepechko <anserper@...ru>
> 
> The patch fixes the quota_data_add() call so that
> not num_blocks * block_size is passed, but instead
> num_blocks * blocks_per_cluster * block_size.
> 
> Otherwise, any trivial test with -O bigalloc,quota
> filesystem leads to check errors like
> 
> [QUOTA WARNING] Usage inconsistent for ID 0:actual (8192, 2) != expected
> (131072, 2)
> Update quota info for quota type 0<y>? cancelled!
> [QUOTA WARNING] Usage inconsistent for ID 0:actual (8192, 2) != expected
> (131072, 2)
> Update quota info for quota type 1<y>? cancelled!
> 
> Cray-bug-id: LUS-5373
> 
> Signed-off-by: Andrew Perepechko <anserper@...ru>
> Signed-off-by: Artem Blagodarenko <artem.blagodarenko@...il.com>
> ---
> e2fsck/pass1.c | 2 ++
> 1 file changed, 2 insertions(+)
> 
> diff --git a/e2fsck/pass1.c b/e2fsck/pass1.c
> index 5015d938..471162ea 100644
> --- a/e2fsck/pass1.c
> +++ b/e2fsck/pass1.c
> @@ -3387,6 +3387,8 @@ static void check_blocks(e2fsck_t ctx, struct problem_context *pctx,
> 		}
> 	}
> 
> +	pb.num_blocks *= EXT2FS_CLUSTER_RATIO(fs);
> +
> 	if (ino != quota_type2inum(PRJQUOTA, fs->super) &&
> 	    (ino == EXT2_ROOT_INO || ino >= EXT2_FIRST_INODE(ctx->fs->super)) &&
> 	    !(inode->i_flags & EXT4_EA_INODE_FL)) {
> -- 
> 2.14.3 (Apple Git-98)
>