linux-ext4 - Re: [PATCH] e2fsck: check all sparse

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] [day] [month] [year] [list]

Message-ID: <171328638215.2734906.2062108155717360367.b4-ty@mit.edu>
Date: Tue, 16 Apr 2024 22:03:32 -0400
From: "Theodore Ts'o" <tytso@....edu>
To: linux-ext4@...r.kernel.org, Li Dongyang <dongyangli@....com>
Cc: "Theodore Ts'o" <tytso@....edu>, adilger@...ger.ca
Subject: Re: [PATCH] e2fsck: check all sparse_super backups


On Mon, 04 Sep 2023 14:57:42 +1000, Li Dongyang wrote:
> Teach e2fsck to look for backup super blocks in the "sparse_super"
> groups, by checking group #1 first and then powers of 3^n, 5^n,
> and 7^n, up to the limit of available block groups.
> 
> Export ext2fs_list_backups() function to efficiently iterate groups
> for backup sb/GDT instead of checking every group.  Ensure that the
> group counters do not try to overflow the 2^32-1 group limit, and
> try to limit scanning to the size of the block device (if available).
> 
> [...]

Applied, thanks!

[1/1] e2fsck: check all sparse_super backups
      commit: f7ef5f3e356d9ee3e20a4c591456da1cf8184814

Best regards,
-- 
Theodore Ts'o <tytso@....edu>