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ext4: add discard/zeroout flags to journal flush

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Add a flags argument to jbd2_journal_flush to enable discarding or
zero-filling the journal blocks while flushing the journal.

Signed-off-by: Leah Rumancik <leah.rumancik@gmail.com>
Link: https://lore.kernel.org/r/20210518151327.130198-1-leah.rumancik@gmail.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Leah Rumancik 2021-05-18 15:13:25 +00:00 • committed by Theodore Ts'o
commit 01d5d96542
7 changed files with 134 additions and 17 deletions
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