From: Jeffle Xu <jefflexu@linux.alibaba.com>
To: dhowells@redhat.com, linux-cachefs@redhat.com, xiang@kernel.org,
chao@kernel.org, linux-erofs@lists.ozlabs.org
Cc: linux-fsdevel@vger.kernel.org, joseph.qi@linux.alibaba.com,
bo.liu@linux.alibaba.com, tao.peng@linux.alibaba.com,
gerry@linux.alibaba.com, eguan@linux.alibaba.com,
linux-kernel@vger.kernel.org
Subject: [RFC 19/19] erofs: support on demand read
Date: Fri, 10 Dec 2021 15:36:19 +0800 [thread overview]
Message-ID: <20211210073619.21667-20-jefflexu@linux.alibaba.com> (raw)
In-Reply-To: <20211210073619.21667-1-jefflexu@linux.alibaba.com>
Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
---
fs/erofs/fscache.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c
index c849d3a89520..3d254cf7a0e3 100644
--- a/fs/erofs/fscache.c
+++ b/fs/erofs/fscache.c
@@ -83,9 +83,15 @@ static void erofs_priv_cleanup(struct address_space *mapping, void *netfs_priv)
{
}
+static void erofs_issue_op(struct netfs_read_subrequest *subreq)
+{
+ netfs_demand_read(subreq);
+}
+
const struct netfs_read_request_ops erofs_req_ops = {
.begin_cache_operation = erofs_begin_cache_operation,
.cleanup = erofs_priv_cleanup,
+ .issue_op = erofs_issue_op,
};
struct page *erofs_readpage_from_fscache(struct fscache_cookie *cookie,
--
2.27.0
next prev parent reply other threads:[~2021-12-10 7:37 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-10 7:36 [RFC 00/19] fscache,erofs: fscache-based demand-read semantics Jeffle Xu
2021-12-10 7:36 ` [RFC 01/19] cachefiles: add mode command Jeffle Xu
2021-12-10 7:36 ` [RFC 02/19] cachefiles: implement key scheme for demand-read mode Jeffle Xu
2021-12-10 7:36 ` [RFC 03/19] cachefiles: refactor cachefiles_adjust_size() Jeffle Xu
2021-12-10 7:36 ` [RFC 04/19] netfs: make ops->init_rreq() optional Jeffle Xu
2021-12-10 7:36 ` [RFC 05/19] netfs: refactor netfs_alloc_read_request Jeffle Xu
2021-12-10 7:36 ` [RFC 06/19] netfs: add type field to struct netfs_read_request Jeffle Xu
2021-12-10 7:36 ` [RFC 07/19] netfs: add netfs_readpage_demand() Jeffle Xu
2021-12-10 7:36 ` [RFC 08/19] netfs: refactor netfs_clear_unread() Jeffle Xu
2021-12-10 7:36 ` [RFC 09/19] netfs: refactor netfs_rreq_unlock() Jeffle Xu
2021-12-10 7:36 ` [RFC 10/19] netfs: refactor netfs_rreq_prepare_read Jeffle Xu
2021-12-10 7:36 ` [RFC 11/19] cachefiles: refactor cachefiles_prepare_read Jeffle Xu
2021-12-10 7:36 ` [RFC 12/19] erofs: export erofs_map_blocks Jeffle Xu
2021-12-10 7:36 ` [RFC 13/19] erofs: add bootstrap_path mount option Jeffle Xu
2021-12-10 7:36 ` [RFC 14/19] erofs: introduce fscache support Jeffle Xu
2021-12-10 7:36 ` [RFC 15/19] erofs: implement fscache-based metadata read Jeffle Xu
2021-12-10 7:36 ` [RFC 16/19] erofs: implement fscache-based data read Jeffle Xu
2021-12-10 7:36 ` [RFC 17/19] netfs: support on demand read Jeffle Xu
2021-12-10 7:36 ` [RFC 18/19] cachefiles: " Jeffle Xu
2021-12-10 7:36 ` Jeffle Xu [this message]
2021-12-10 11:04 ` [RFC 02/19] cachefiles: implement key scheme for demand-read mode David Howells
2021-12-11 5:32 ` JeffleXu
2021-12-10 11:05 ` [RFC 01/19] cachefiles: add mode command David Howells
2021-12-11 5:23 ` JeffleXu
2021-12-10 15:41 ` [RFC 09/19] netfs: refactor netfs_rreq_unlock() David Howells
2021-12-11 5:23 ` JeffleXu
2021-12-11 5:44 ` [Linux-cachefs] " JeffleXu
2021-12-11 6:57 ` Gao Xiang
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=20211210073619.21667-20-jefflexu@linux.alibaba.com \
--to=jefflexu@linux.alibaba.com \
--cc=bo.liu@linux.alibaba.com \
--cc=chao@kernel.org \
--cc=dhowells@redhat.com \
--cc=eguan@linux.alibaba.com \
--cc=gerry@linux.alibaba.com \
--cc=joseph.qi@linux.alibaba.com \
--cc=linux-cachefs@redhat.com \
--cc=linux-erofs@lists.ozlabs.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=tao.peng@linux.alibaba.com \
--cc=xiang@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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).