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From: Johannes Thumshirn <jthumshirn@suse.de>
To: dsterba@suse.cz, David Sterba <dsterba@suse.com>,
	Linux BTRFS Mailinglist <linux-btrfs@vger.kernel.org>,
	Chris Mason <clm@fb.com>, Richard Weinberger <richard@nod.at>,
	David Gstir <david@sigma-star.at>,
	Nikolay Borisov <nborisov@suse.com>
Subject: Re: [PATCH v4 00/13] Add support for other checksums
Date: Tue, 4 Jun 2019 09:37:30 +0200	[thread overview]
Message-ID: <20190604073730.GA4225@x250> (raw)
In-Reply-To: <20190603183022.GS15290@twin.jikos.cz>

On Mon, Jun 03, 2019 at 08:30:22PM +0200, David Sterba wrote:
> On Mon, Jun 03, 2019 at 04:58:46PM +0200, Johannes Thumshirn wrote:
> > This patchset add support for adding new checksum types in BTRFS.
> 
> V4 looks good to me, with a few minor fixups added to topic branch,
> including the sha256 patch.  As noted this may not be merged and now
> servers for the testing purposes.

Thanks \o/

[...]

> We'll need that one, briefly checking the progs souces, the same
> cleanups will be needed there too.

Yep, I've already started doing the progs side as well.

> 
> > b) David requested to have three hash algorithms, where 1 is crc32c, one
> > cryptographically secure and one in between.
> 
> Let me summarize the current satus:
> 
> for strong hash we have SHA256 and BLAKE2. For the fast hash xxhash and
> murmur3 have been suggested. Let me add XXH3 and xxh128 for now (they're
> not finalized yet).

I know there's a tendency to not trust FIPS but please let's not completely
rule out FIPS approved algorithms (be it SHA-2 or SHA-3) because we will get
asked to include one sooner or later.

Byte,
	Johannes
-- 
Johannes Thumshirn                            SUSE Labs Filesystems
jthumshirn@suse.de                                +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah
HRB 21284 (AG Nürnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850

  parent reply	other threads:[~2019-06-04  7:37 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-03 14:58 [PATCH v4 00/13] Add support for other checksums Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 01/13] btrfs: use btrfs_csum_data() instead of directly calling crc32c Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 02/13] btrfs: resurrect btrfs_crc32c() Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 03/13] btrfs: use btrfs_crc32c{,_final}() in for free space cache Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 04/13] btrfs: don't assume ordered sums to be 4 bytes Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 05/13] btrfs: dont assume compressed_bio " Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 06/13] btrfs: format checksums according to type for printing Johannes Thumshirn
2019-06-03 16:13   ` David Sterba
2019-06-03 14:58 ` [PATCH v4 07/13] btrfs: add common checksum type validation Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 08/13] btrfs: check for supported superblock checksum type before checksum validation Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 09/13] btrfs: Simplify btrfs_check_super_csum() and get rid of size assumptions Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 10/13] btrfs: add boilerplate code for directly including the crypto framework Johannes Thumshirn
2019-06-03 16:42   ` David Sterba
2019-06-03 14:58 ` [PATCH v4 11/13] btrfs: directly call into crypto framework for checsumming Johannes Thumshirn
2019-06-03 16:50   ` David Sterba
2019-06-03 14:58 ` [PATCH v4 12/13] btrfs: remove assumption about csum type form btrfs_print_data_csum_error() Johannes Thumshirn
2019-06-03 14:58 ` [PATCH v4 13/13] btrfs: add sha256 as another checksum algorithm Johannes Thumshirn
2019-06-03 18:30 ` [PATCH v4 00/13] Add support for other checksums David Sterba
2019-06-03 19:27   ` John Dorminy
2019-06-04  7:37   ` Johannes Thumshirn [this message]
2019-06-04  9:15     ` David Sterba
2019-06-04  9:25     ` David Sterba
2019-06-03 19:56 ` waxhead
2019-06-04  7:41   ` Johannes Thumshirn
2019-06-04  9:30   ` David Sterba

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