All of lore.kernel.org
 help / color / mirror / Atom feed
From: David Sterba <dsterba@suse.com>
To: linux-btrfs@vger.kernel.org
Cc: David Sterba <dsterba@suse.com>
Subject: [PATCH 0/3] Extent buffer lock cleanups
Date: Thu, 30 May 2019 18:30:57 +0200	[thread overview]
Message-ID: <cover.1559233731.git.dsterba@suse.com> (raw)

There are 3 atomics that don't need to be, all related to writes where
the exclusivity is guaranteed by the lock.

David Sterba (3):
  btrfs: switch extent_buffer blocking_writers from atomic to int
  btrfs: switch extent_buffer spinning_writers from atomic to int
  btrfs: switch extent_buffer write_locks from atomic to int

 fs/btrfs/extent_io.c  |  6 ++---
 fs/btrfs/extent_io.h  |  6 ++---
 fs/btrfs/locking.c    | 62 +++++++++++++++++++------------------------
 fs/btrfs/print-tree.c |  6 ++---
 4 files changed, 37 insertions(+), 43 deletions(-)

-- 
2.21.0


             reply	other threads:[~2019-05-30 16:30 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-30 16:30 David Sterba [this message]
2019-05-30 16:31 ` [PATCH 1/3] btrfs: switch extent_buffer blocking_writers from atomic to int David Sterba
2019-05-31  8:29   ` Nikolay Borisov
2019-05-30 16:31 ` [PATCH 2/3] btrfs: switch extent_buffer spinning_writers " David Sterba
2019-05-31  9:19   ` Nikolay Borisov
2019-05-31 11:28     ` David Sterba
2019-05-30 16:31 ` [PATCH 3/3] btrfs: switch extent_buffer write_locks " David Sterba
2019-05-31  9:20   ` Nikolay Borisov
2019-06-07 13:31 ` [PATCH 0/3] Extent buffer lock cleanups David Sterba

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=cover.1559233731.git.dsterba@suse.com \
    --to=dsterba@suse.com \
    --cc=linux-btrfs@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.