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From: "Theodore Ts'o" <tytso@mit.edu>
To: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: [PATCH v3 04/15] libext2fs: provide APIs to configure fast commit blocks
Date: Thu, 21 Jan 2021 10:56:34 -0500	[thread overview]
Message-ID: <YAmkMqfOerY/GPSY@mit.edu> (raw)
In-Reply-To: <20210120212641.526556-5-user@harshads-520.kir.corp.google.com>

On Wed, Jan 20, 2021 at 01:26:30PM -0800, Harshad Shirwadkar wrote:
> From: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
> 
> This patch adds new libext2fs that allow configuring number of fast
> commit blocks in journal superblock. We also add a struct
> ext2fs_journal_params which contains number of fast commit blocks and
> number of normal journal blocks. With this patch, the preferred way
> for configuring number of blocks with and without fast commits is:
> 
> struct ext2fs_journal_params params;
> 
> ext2fs_get_journal_params(&params, ...);
> params.num_journal_blocks = ...;
> params.num_fc_blocks = ...;
> ext2fs_create_journal_superblock2(..., &params, ...);
>          OR
> ext2fs_add_journal_inode3(..., &params, ...);
> 
> Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>

I've applied to the next branch a modified version of this which is
based on the Dec. 20th version of this change, with a local static
inline copy of jbd2_journal_get_num_fc_blks() in ljs.c, as I had
mentioned earlier.

			       	  	    - Ted

  reply	other threads:[~2021-01-21 16:50 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-20 21:26 [PATCH v3 00/15] Fast commit changes for e2fsprogs Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 01/15] ext2fs: move calculate_summary_stats to ext2fs lib Harshad Shirwadkar
2021-01-21 15:54   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 02/15] e2fsck: add kernel endian-ness conversion macros Harshad Shirwadkar
2021-01-21 15:54   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 03/15] e2fsck: port fc changes from kernel's recovery.c to e2fsck Harshad Shirwadkar
2021-01-21 15:54   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 04/15] libext2fs: provide APIs to configure fast commit blocks Harshad Shirwadkar
2021-01-21 15:56   ` Theodore Ts'o [this message]
2021-01-20 21:26 ` [PATCH v3 05/15] e2fsprogs: make userspace tools number of fast commits blocks aware Harshad Shirwadkar
2021-01-21 15:58   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 06/15] ext2fs: add new APIs needed for fast commits Harshad Shirwadkar
2021-01-21  5:58   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 07/15] e2fsck: add function to rewrite extent tree Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 08/15] e2fsck: add fast commit setup code Harshad Shirwadkar
2021-01-21 16:54   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 09/15] e2fsck: add fast commit scan pass Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 10/15] e2fsck: add fast commit replay skeleton Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 11/15] e2fsck: add fc replay for link, unlink, creat tags Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 12/15] e2fsck: add replay for add_range, del_range, and inode tags Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 13/15] debugfs: add fast commit support to logdump Harshad Shirwadkar
2021-01-21 16:49   ` Theodore Ts'o
2021-01-20 21:26 ` [PATCH v3 14/15] tests: add fast commit recovery tests Harshad Shirwadkar
2021-01-20 21:26 ` [PATCH v3 15/15] ext4: fix tests to account for new dumpe2fs output Harshad Shirwadkar
2021-01-21 16:01   ` Theodore Ts'o
2021-01-21  5:22 ` [PATCH v3 00/15] Fast commit changes for e2fsprogs Theodore Ts'o

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