Messages in this thread | | | From | Hsin-Yi Wang <> | Subject | [PATCH v7 0/4] Implement readahead for squashfs | Date | Fri, 17 Jun 2022 16:38:07 +0800 |
| |
Commit 9eec1d897139("squashfs: provide backing_dev_info in order to disable read-ahead") mitigates the performance drop issue for squashfs by closing readahead for it.
This series implements readahead callback for squashfs. The previous discussions are in [1] and [2].
[1] https://lore.kernel.org/all/CAJMQK-g9G6KQmH-V=BRGX0swZji9Wxe_2c7ht-MMAapdFy2pXw@mail.gmail.com/T/ [2] https://lore.kernel.org/linux-mm/Yn5Yij9pRPCzDozt@casper.infradead.org/t/#m4af4473b94f98a4996cb11756b633a07e5e059d1
v7 adds the patch to support reading fragments in readahead call[3]. No changes on other patches since v6, which is included in next-20220617.
[3] https://patchwork.kernel.org/project/linux-mm/patch/20220617030345.24712-1-phillip@squashfs.org.uk/
Hsin-Yi Wang (2): Revert "squashfs: provide backing_dev_info in order to disable read-ahead" squashfs: implement readahead
Phillip Lougher (2): squashfs: always build "file direct" version of page actor squashfs: support reading fragments in readahead call
fs/squashfs/Makefile | 4 +- fs/squashfs/file.c | 133 ++++++++++++++++++++++++++++++++++++++- fs/squashfs/page_actor.h | 46 -------------- fs/squashfs/super.c | 33 ---------- 4 files changed, 134 insertions(+), 82 deletions(-)
-- 2.36.1.476.g0c4daa206d-goog
| |