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Re: [PATCH 26/32] ext4: cleanup transaction restarts during inode deletion

From Theodore Ts'o <tytso@mit.edu>
Newsgroups linux.kernel
Subject Re: [PATCH 26/32] ext4: cleanup transaction restarts during inode deletion
Date 2017-06-22 17:50 +0200
Message-ID <tVcwO-6Is-13@gated-at.bofh.it> (permalink)
References <tUZzz-6c3-5@gated-at.bofh.it> <tUZzA-6c3-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Wed, Jun 21, 2017 at 06:49:33PM -0700, Tahsin Erdogan wrote:
> During inode deletion, journal credits that will be needed are hard to
> determine, that is why we have journal extend/restart calls in several
> places. Whenever a transaction is restarted, filesystem must be in a
> consistent state because there is no atomicity guarantee beyond a
> restart call.
> 
> Add ext4_xattr_ensure_credits() helper function which takes care of
> journal extend/restart logic. It also handles getting jbd2 write access
> and dirty metadata calls. This function is called at every iteration of
> handling an ea_inode reference.
> 
> Signed-off-by: Tahsin Erdogan <tahsin@google.com>

Applied, thanks.

					- Ted

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Thread

[PATCH 24/32] ext2, ext4: make mb block cache names more explicit Tahsin Erdogan <tahsin@google.com> - 2017-06-22 04:00 +0200
  [PATCH 26/32] ext4: cleanup transaction restarts during inode deletion Tahsin Erdogan <tahsin@google.com> - 2017-06-22 04:00 +0200
    Re: [PATCH 26/32] ext4: cleanup transaction restarts during inode  deletion Theodore Ts'o <tytso@mit.edu> - 2017-06-22 17:50 +0200
  [PATCH 25/32] ext4: add ext4_is_quota_file() Tahsin Erdogan <tahsin@google.com> - 2017-06-22 04:00 +0200
    Re: [PATCH 25/32] ext4: add ext4_is_quota_file() Theodore Ts'o <tytso@mit.edu> - 2017-06-22 17:40 +0200
  [PATCH 32/32] ext4: add nombcache mount option Tahsin Erdogan <tahsin@google.com> - 2017-06-22 04:00 +0200
    Re: [PATCH 32/32] ext4: add nombcache mount option Theodore Ts'o <tytso@mit.edu> - 2017-06-22 18:10 +0200
  [PATCH 30/32] ext4: eliminate xattr entry e_hash recalculation for removes Tahsin Erdogan <tahsin@google.com> - 2017-06-22 04:00 +0200
    Re: [PATCH 30/32] ext4: eliminate xattr entry e_hash recalculation  for removes Theodore Ts'o <tytso@mit.edu> - 2017-06-22 18:00 +0200
  [PATCH 31/32] ext4: strong binding of xattr inode references Tahsin Erdogan <tahsin@google.com> - 2017-06-22 04:00 +0200
    Re: [PATCH 31/32] ext4: strong binding of xattr inode references Theodore Ts'o <tytso@mit.edu> - 2017-06-22 18:00 +0200
  Re: [PATCH 24/32] ext2, ext4: make mb block cache names more explicit Theodore Ts'o <tytso@mit.edu> - 2017-06-22 17:40 +0200
  Re: [PATCH 27/32] ext4: xattr inode deduplication Theodore Ts'o <tytso@mit.edu> - 2017-06-22 18:00 +0200

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