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bd5a594b |
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21-Mar-2023 |
Zhang Yi <yi.zhang@huawei.com> |
ext4: update doc about journal superblock description Update the description in doc about the s_head parameter in the journal superblock. Signed-off-by: Zhang Yi <yi.zhang@huawei.com> Link: https://lore.kernel.org/r/20230322013353.1843306-4-yi.zhang@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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3103084a |
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19-May-2022 |
Wang Jianjian <wangjianjian3@huawei.com> |
ext4, doc: remove unnecessary escaping Signed-off-by: Wang Jianjian <wangjianjian3@huawei.com> Link: https://lore.kernel.org/r/20220520022255.2120576-2-wangjianjian3@huawei.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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fd7b23be |
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18-May-2021 |
Leah Rumancik <leah.rumancik@gmail.com> |
ext4: update journal documentation Add a section about journal checkpointing, including information about the ioctl EXT4_IOC_CHECKPOINT which can be used to trigger a journal checkpoint from userspace. Also, update the journal allocation information to reflect that up to 10240000 blocks are used for the journal and that the journal is not necessarily contiguous. Signed-off-by: Leah Rumancik <leah.rumancik@gmail.com> Changes in v5: - clarify behavior of DRY_RUN flag Link: https://lore.kernel.org/r/20210518151327.130198-3-leah.rumancik@gmail.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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b1b7dce3 |
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19-Nov-2020 |
Harshad Shirwadkar <harshadshirwadkar@gmail.com> |
ext4: add docs about fast commit idempotence Fast commit on-disk format is designed such that the replay of these tags can be idempotent. This patch adds documentation in the code in form of comments and in form kernel docs that describes these characteristics. This patch also adds a TODO item needed to ensure kernel fast commit replay idempotence. Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com> Link: https://lore.kernel.org/r/20201119232822.1860882-1-harshadshirwadkar@gmail.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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a44ad683 |
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05-Nov-2020 |
Harshad Shirwadkar <harshadshirwadkar@gmail.com> |
ext4: describe fast_commit feature flags Fast commit feature has flags in the file system as well in JBD2. The meaning of fast commit feature flags can get confusing. Update docs and code to add more documentation about it. Suggested-by: Jan Kara <jack@suse.cz> Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://lore.kernel.org/r/20201106035911.1942128-2-harshadshirwadkar@gmail.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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f5b8b297 |
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15-Oct-2020 |
Harshad Shirwadkar <harshadshirwadkar@gmail.com> |
doc: update ext4 and journalling docs to include fast commit feature This patch adds necessary documentation for fast commits. Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com> Link: https://lore.kernel.org/r/20201015203802.3597742-2-harshadshirwadkar@gmail.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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8a98ec7c |
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05-Oct-2018 |
Darrick J. Wong <darrick.wong@oracle.com> |
docs: promote the ext4 data structures book to top level Move the ext4 data structures book to Documentation/filesystems/ext4/ since the administrative information moved elsewhere. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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