From: Jeffle Xu <jefflexu@linux.alibaba.com>
To: vgoyal@redhat.com, stefanha@redhat.com, miklos@szeredi.hu
Cc: linux-fsdevel@vger.kernel.org, bo.liu@linux.alibaba.com,
virtualization@lists.linux-foundation.org
Subject: [RFC PATCH 1/3] fuse: add fuse_should_enable_dax() helper
Date: Thu, 15 Jul 2021 17:30:29 +0800 [thread overview]
Message-ID: <20210715093031.55667-2-jefflexu@linux.alibaba.com> (raw)
In-Reply-To: <20210715093031.55667-1-jefflexu@linux.alibaba.com>
This is in prep for following per-file DAX checking.
Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
---
fs/fuse/dax.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/fs/fuse/dax.c b/fs/fuse/dax.c
index 0e5407f48e6a..97b8bd09baa3 100644
--- a/fs/fuse/dax.c
+++ b/fs/fuse/dax.c
@@ -1336,11 +1336,19 @@ static const struct address_space_operations fuse_dax_file_aops = {
.invalidatepage = noop_invalidatepage,
};
-void fuse_dax_inode_init(struct inode *inode)
+static bool fuse_should_enable_dax(struct inode *inode)
{
struct fuse_conn *fc = get_fuse_conn(inode);
if (!fc->dax)
+ return false;
+
+ return true;
+}
+
+void fuse_dax_inode_init(struct inode *inode)
+{
+ if (!fuse_should_enable_dax(inode))
return;
inode->i_flags |= S_DAX;
--
2.27.0
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next prev parent reply other threads:[~2021-07-15 9:30 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-15 9:30 [RFC PATCH 0/3] virtiofs,fuse: support per-file DAX Jeffle Xu
2021-07-15 9:30 ` Jeffle Xu [this message]
2021-07-15 9:30 ` [RFC PATCH 2/3] fuse: Make DAX mount option a tri-state Jeffle Xu
2021-07-15 9:30 ` [RFC PATCH 3/3] fuse: add per-file DAX flag Jeffle Xu
[not found] ` <20210716004028.GA30967@rsjd01523.et2sqa>
2021-07-16 0:51 ` Vivek Goyal
2021-07-16 1:18 ` JeffleXu
2021-07-16 1:32 ` Vivek Goyal
2021-07-16 1:52 ` [PATCH] virtiofsd: support per-file DAX Jeffle Xu
2021-07-16 1:59 ` [RFC PATCH 3/3] fuse: add per-file DAX flag JeffleXu
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