linux-kernel - [PATCH 1/6] fuse: Change argument of fuse_flush

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Date:   Tue, 06 Nov 2018 12:43:41 +0300
From:   Kirill Tkhai <ktkhai@...tuozzo.com>
To:     miklos@...redi.hu, ktkhai@...tuozzo.com,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/6] fuse: Change argument of fuse_flush_writepages()

Next patches introduce fuse_inode::lock, which will be used
in __releases() and __acquires() instead of fc->lock.
This patch makes this function to use argument fuse_inode
instead of inode as preparation for that.

Signed-off-by: Kirill Tkhai <ktkhai@...tuozzo.com>
---
 fs/fuse/dir.c    |    2 +-
 fs/fuse/file.c   |    8 ++++----
 fs/fuse/fuse_i.h |    2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 47395b0c3b35..c71f7e9ee0f7 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1360,7 +1360,7 @@ static void __fuse_release_nowrite(struct inode *inode)
 
 	BUG_ON(fi->writectr != FUSE_NOWRITE);
 	fi->writectr = 0;
-	fuse_flush_writepages(inode);
+	fuse_flush_writepages(fi);
 }
 
 void fuse_release_nowrite(struct inode *inode)
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index cc2121b37bf5..d5bd29610875 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1522,12 +1522,12 @@ __acquires(fc->lock)
  *
  * Called with fc->lock
  */
-void fuse_flush_writepages(struct inode *inode)
+void fuse_flush_writepages(struct fuse_inode *fi)
 __releases(fc->lock)
 __acquires(fc->lock)
 {
+	struct inode *inode = &fi->inode;
 	struct fuse_conn *fc = get_fuse_conn(inode);
-	struct fuse_inode *fi = get_fuse_inode(inode);
 	size_t crop = i_size_read(inode);
 	struct fuse_req *req;
 
@@ -1670,7 +1670,7 @@ static int fuse_writepage_locked(struct page *page)
 	spin_lock(&fc->lock);
 	list_add(&req->writepages_entry, &fi->writepages);
 	list_add_tail(&req->list, &fi->queued_writes);
-	fuse_flush_writepages(inode);
+	fuse_flush_writepages(fi);
 	spin_unlock(&fc->lock);
 
 	end_page_writeback(page);
@@ -1728,7 +1728,7 @@ static void fuse_writepages_send(struct fuse_fill_wb_data *data)
 	req->ff = fuse_file_get(data->ff);
 	spin_lock(&fc->lock);
 	list_add_tail(&req->list, &fi->queued_writes);
-	fuse_flush_writepages(inode);
+	fuse_flush_writepages(fi);
 	spin_unlock(&fc->lock);
 
 	for (i = 0; i < num_pages; i++)
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index e9f712e81c7d..38bd7ca1908a 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -995,7 +995,7 @@ void fuse_update_ctime(struct inode *inode);
 
 int fuse_update_attributes(struct inode *inode, struct file *file);
 
-void fuse_flush_writepages(struct inode *inode);
+void fuse_flush_writepages(struct fuse_inode *fi);
 
 void fuse_set_nowrite(struct inode *inode);
 void fuse_release_nowrite(struct inode *inode);