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: torvalds@linux-foundation.org, gregkh@linuxfoundation.org,
willy@infradead.org, 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: [PATCH v3 21/22] erofs: implement fscache-based data readahead for inline layout
Date: Wed, 9 Feb 2022 14:01:07 +0800 [thread overview]
Message-ID: <20220209060108.43051-22-jefflexu@linux.alibaba.com> (raw)
In-Reply-To: <20220209060108.43051-1-jefflexu@linux.alibaba.com>
Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
---
fs/erofs/fscache.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c
index ef5eef33e3d5..003f9abdaf1b 100644
--- a/fs/erofs/fscache.c
+++ b/fs/erofs/fscache.c
@@ -198,6 +198,7 @@ static int erofs_fscache_readpage(struct file *file, struct page *page)
enum erofs_fscache_readahead_type {
EROFS_FSCACHE_READAHEAD_TYPE_HOLE,
EROFS_FSCACHE_READAHEAD_TYPE_NOINLINE,
+ EROFS_FSCACHE_READAHEAD_TYPE_INLINE,
};
static int erofs_fscache_do_readahead(struct readahead_control *rac,
@@ -231,6 +232,9 @@ static int erofs_fscache_do_readahead(struct readahead_control *rac,
ret = erofs_fscache_readpage_noinline(page, fsmap);
fsmap->m_pa += EROFS_BLKSIZ;
break;
+ case EROFS_FSCACHE_READAHEAD_TYPE_INLINE:
+ ret = erofs_fscache_readpage_inline(page, fsmap);
+ break;
default:
DBG_BUGON(1);
return -EINVAL;
@@ -285,6 +289,10 @@ static void erofs_fscache_readahead(struct readahead_control *rac)
ret = erofs_fscache_do_readahead(rac, &fsmap,
EROFS_FSCACHE_READAHEAD_TYPE_NOINLINE);
break;
+ case EROFS_INODE_FLAT_INLINE:
+ ret = erofs_fscache_do_readahead(rac, &fsmap,
+ EROFS_FSCACHE_READAHEAD_TYPE_INLINE);
+ break;
default:
DBG_BUGON(1);
return;
--
2.27.0
next prev parent reply other threads:[~2022-02-09 6:09 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-09 6:00 [PATCH v3 00/22] fscache,erofs: fscache-based demand-read semantics Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 01/22] fscache: export fscache_end_operation() Jeffle Xu
2022-02-17 7:44 ` Liu Bo
2022-02-09 6:00 ` [PATCH v3 02/22] fscache: add a method to support on-demand read semantics Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 03/22] cachefiles: extract generic function for daemon methods Jeffle Xu
2022-02-17 8:17 ` Liu Bo
2022-02-09 6:00 ` [PATCH v3 04/22] cachefiles: detect backing file size in on-demand read mode Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 05/22] cachefiles: introduce new devnode for " Jeffle Xu
2022-02-15 9:03 ` JeffleXu
2022-02-15 10:37 ` Greg KH
2022-02-16 8:17 ` JeffleXu
2022-02-15 11:13 ` [PATCH v4 05/23] " Jeffle Xu
2022-02-16 10:48 ` Greg KH
2022-02-16 12:49 ` JeffleXu
2022-02-16 17:48 ` Greg KH
2022-02-17 1:49 ` JeffleXu
2022-02-09 6:00 ` [PATCH v3 06/22] erofs: use meta buffers for erofs_read_superblock() Jeffle Xu
2022-02-09 7:52 ` Gao Xiang
2022-02-09 6:00 ` [PATCH v3 07/22] erofs: export erofs_map_blocks() Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 08/22] erofs: add mode checking helper Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 09/22] erofs: register global fscache volume Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 10/22] erofs: add cookie context helper functions Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 11/22] erofs: add anonymous inode managing page cache of blob file Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 12/22] erofs: add erofs_fscache_read_page() helper Jeffle Xu
2022-02-09 6:00 ` [PATCH v3 13/22] erofs: register cookie context for bootstrap blob Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 14/22] erofs: implement fscache-based metadata read Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 15/22] erofs: implement fscache-based data read for non-inline layout Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 16/22] erofs: implement fscache-based data read for inline layout Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 17/22] erofs: register cookie context for data blobs Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 18/22] erofs: implement fscache-based data read " Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 19/22] erofs: implement fscache-based data readahead for hole Jeffle Xu
2022-02-09 6:01 ` [PATCH v3 20/22] erofs: implement fscache-based data readahead for non-inline layout Jeffle Xu
2022-02-09 6:01 ` Jeffle Xu [this message]
2022-02-09 6:01 ` [PATCH v3 22/22] erofs: add 'uuid' mount option Jeffle Xu
2022-02-10 5:58 ` [Linux-cachefs] [PATCH v3 00/22] fscache, erofs: fscache-based demand-read semantics Gao Xiang
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