orangefs: re-add flush_racache from out-of-tree (ed1e1587) · Commits · e / devices / android_kernel_oneplus_sm8150

fs/orangefs/file.c

+33 −1

Original line number	Diff line number	Diff line
		@@ -14,6 +14,32 @@
		#include <linux/fs.h>
		#include <linux/pagemap.h>

		static int flush_racache(struct inode *inode)
		{
		struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
		struct orangefs_kernel_op_s *new_op;
		int ret;

		gossip_debug(GOSSIP_UTILS_DEBUG,
		"%s: %pU: Handle is %pU \| fs_id %d\n", __func__,
		get_khandle_from_ino(inode), &orangefs_inode->refn.khandle,
		orangefs_inode->refn.fs_id);

		new_op = op_alloc(ORANGEFS_VFS_OP_RA_FLUSH);
		if (!new_op)
		return -ENOMEM;
		new_op->upcall.req.ra_cache_flush.refn = orangefs_inode->refn;

		ret = service_operation(new_op, "orangefs_flush_racache",
		get_interruptible_flag(inode));

		gossip_debug(GOSSIP_UTILS_DEBUG, "%s: got return value of %d\n",
		__func__, ret);

		op_release(new_op);
		return ret;
		}

		/*
		* Copy to client-core's address space from the buffers specified
		* by the iovec upto total_size bytes.
		@@ -597,9 +623,15 @@ static int orangefs_file_release(struct inode inode, struct file file)
		*/
		if (file->f_path.dentry->d_inode &&
		file->f_path.dentry->d_inode->i_mapping &&
		mapping_nrpages(&file->f_path.dentry->d_inode->i_data))
		mapping_nrpages(&file->f_path.dentry->d_inode->i_data)) {
		gossip_debug(GOSSIP_INODE_DEBUG,
		"calling flush_racache on %pU\n",
		get_khandle_from_ino(inode));
		flush_racache(inode);
		gossip_debug(GOSSIP_INODE_DEBUG, "flush_racache finished\n");
		truncate_inode_pages(file->f_path.dentry->d_inode->i_mapping,
		0);
		}
		return 0;
		}