/*
 * Copyright (C) 2005, 2006
 * Avishay Traeger (avishay@gmail.com)
 * Copyright (C) 2008, 2009
 * Boaz Harrosh <ooo@electrozaur.com>
 *
 * Copyrights for code taken from ext2:
 *     Copyright (C) 1992, 1993, 1994, 1995
 *     Remy Card (card@masi.ibp.fr)
 *     Laboratoire MASI - Institut Blaise Pascal
 *     Universite Pierre et Marie Curie (Paris VI)
 *     from
 *     linux/fs/minix/inode.c
 *     Copyright (C) 1991, 1992  Linus Torvalds
 *
 * This file is part of exofs.
 *
 * exofs is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.  Since it is based on ext2, and the only
 * valid version of GPL for the Linux kernel is version 2, the only valid
 * version of GPL for exofs is version 2.
 *
 * exofs is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with exofs; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include "exofs.h"

static int exofs_release_file(struct inode *inode, struct file *filp)
{
	return 0;
}

/* exofs_file_fsync - flush the inode to disk
 *
 *   Note, in exofs all metadata is written as part of inode, regardless.
 *   The writeout is synchronous
 */
static int exofs_file_fsync(struct file *filp, loff_t start, loff_t end,
			    int datasync)
{
	struct inode *inode = filp->f_mapping->host;
	int ret;

	ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
	if (ret)
		return ret;

	inode_lock(inode);
	ret = sync_inode_metadata(filp->f_mapping->host, 1);
	inode_unlock(inode);
	return ret;
}

static int exofs_flush(struct file *file, fl_owner_t id)
{
	int ret = vfs_fsync(file, 0);
	/* TODO: Flush the OSD target */
	return ret;
}

const struct file_operations exofs_file_operations = {
	.llseek		= generic_file_llseek,
	.read_iter	= generic_file_read_iter,
	.write_iter	= generic_file_write_iter,
	.mmap		= generic_file_mmap,
	.open		= generic_file_open,
	.release	= exofs_release_file,
	.fsync		= exofs_file_fsync,
	.flush		= exofs_flush,
	.splice_read	= generic_file_splice_read,
	.splice_write	= iter_file_splice_write,
};

const struct inode_operations exofs_file_inode_operations = {
	.setattr	= exofs_setattr,
};
cgit.cgi/linux/net-next.git/log/?id=89d82452d1fd283bb1e313bc7a1f7c324362cf02'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?id=89d82452d1fd283bb1e313bc7a1f7c324362cf02'>net</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net?id=89d82452d1fd283bb1e313bc7a1f7c324362cf02&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td><span title='2017-02-07 11:42:34 -0500'>2017-02-07</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=89d82452d1fd283bb1e313bc7a1f7c324362cf02'>net/sched: act_mirred: remove duplicated include from act_mirred.c</a></td><td>Wei Yongjun</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+0</span></td></tr>
<tr><td><span title='2017-02-07 10:51:45 -0500'>2017-02-07</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=71e0bbde0d88047f66b25721f69a441d46083748'>net: dsa: Add support for platform data</a></td><td>Florian Fainelli</td><td>1</td><td><span class='deletions'>-18</span>/<span class='insertions'>+84</span></td></tr>
<tr><td><span title='2017-02-07 10:51:45 -0500'>2017-02-07</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=14b89f36eed2993670906a3991bca496a5ebf1a6'>net: dsa: Rename and export dev_to_net_device()</a></td><td>Florian Fainelli</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2017-02-06 22:53:13 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=83a718d6294964fd1b227fa5f1ad001bc1fe7656'>bridge: fdb: write to used and updated at most once per jiffy</a></td><td>Nikolay Aleksandrov</td><td>2</td><td><span class='deletions'>-2</span>/<span class='insertions'>+4</span></td></tr>
<tr><td><span title='2017-02-06 22:53:13 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=1214628cb1868254e107230c9052f28ff9899b6a'>bridge: move write-heavy fdb members in their own cache line</a></td><td>Nikolay Aleksandrov</td><td>1</td><td><span class='deletions'>-4</span>/<span class='insertions'>+6</span></td></tr>
<tr><td><span title='2017-02-06 22:53:13 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=f7cdee8a79a1cb03fa9ca71b825e72f880b344e1'>bridge: move to workqueue gc</a></td><td>Nikolay Aleksandrov</td><td>10</td><td><span class='deletions'>-23</span>/<span class='insertions'>+29</span></td></tr>
<tr><td><span title='2017-02-06 22:53:13 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>bridge: modify bridge and port to have often accessed fields in one cache line</a></td><td>Nikolay Aleksandrov</td><td>1</td><td><span class='deletions'>-23</span>/<span class='insertions'>+20</span></td></tr>
<tr><td><span title='2017-02-06 16:53:29 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=04d3a4c6af52a58370795bc9f70dc15f51f8bb84'>net: dsa: introduce bridge notifier</a></td><td>Vivien Didelot</td><td>2</td><td><span class='deletions'>-11</span>/<span class='insertions'>+61</span></td></tr>
<tr><td><span title='2017-02-06 16:53:29 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=f515f192ab4f45bb695146b82432d63d98775787'>net: dsa: add switch notifier</a></td><td>Vivien Didelot</td><td>5</td><td><span class='deletions'>-0</span>/<span class='insertions'>+70</span></td></tr>
<tr><td><span title='2017-02-06 16:53:29 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=c5d35cb32cffa6e4c2db1cbd9a544e10a8d6fda9'>net: dsa: change state setter scope</a></td><td>Vivien Didelot</td><td>1</td><td><span class='deletions'>-6</span>/<span class='insertions'>+9</span></td></tr>
<tr><td><span title='2017-02-06 16:53:28 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=9c26542685130ef3b55cdb4e04eec0ac33376b41'>net: dsa: rollback bridging on error</a></td><td>Vivien Didelot</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+13</span></td></tr>
<tr><td><span title='2017-02-06 16:53:28 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=8e92ab3a426e04dc355b196e3b4474f633025a3b'>net: dsa: simplify netdevice events handling</a></td><td>Vivien Didelot</td><td>1</td><td><span class='deletions'>-28</span>/<span class='insertions'>+16</span></td></tr>
<tr><td><span title='2017-02-06 16:53:28 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=88e4f0ca4e4e7760e4aad544789c5408219886d5'>net: dsa: move netdevice notifier registration</a></td><td>Vivien Didelot</td><td>3</td><td><span class='deletions'>-10</span>/<span class='insertions'>+26</span></td></tr>
<tr><td><span title='2017-02-06 16:33:29 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=d0d7b10b05945f40fefd4e60f457c61aefa3e9a9'>net-next: treewide use is_vlan_dev() helper function.</a></td><td>Parav Pandit</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2017-02-06 11:57:15 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=d15c9ede6123dbce14c17eb9ced229e488002735'>sctp: process fwd tsn chunk only when prsctp is enabled</a></td><td>Xin Long</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+6</span></td></tr>
<tr><td><span title='2017-02-06 11:25:57 -0500'>2017-02-06</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=a8eca326151ee1beac82a4fd86d9edad3a37aaed'>net: remove ndo_neigh_{construct, destroy} from stacked devices</a></td><td>Ido Schimmel</td><td>3</td><td><span class='deletions'>-48</span>/<span class='insertions'>+0</span></td></tr>
<tr><td><span title='2017-02-05 16:11:57 -0500'>2017-02-05</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=02c1602ee7b3e3d062c3eacd374d6a6e3a2ebb73'>net: remove __napi_complete()</a></td><td>Eric Dumazet</td><td>1</td><td><span class='deletions'>-21</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2017-02-04 19:58:14 -0500'>2017-02-04</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>net: ipv6: Use compressed IPv6 addresses showing route replace error</a></td><td>David Ahern</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2017-02-04 19:58:14 -0500'>2017-02-04</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=16a16cd35ee29d9bea54dd60e55d9c1cc685a37d'>net: ipv6: Change notifications for multipath delete to RTA_MULTIPATH</a></td><td>David Ahern</td><td>2</td><td><span class='deletions'>-1</span>/<span class='insertions'>+28</span></td></tr>
<tr><td><span title='2017-02-04 19:58:14 -0500'>2017-02-04</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=3b1137fe74829e021f483756a648cbb87c8a1b4a'>net: ipv6: Change notifications for multipath add to RTA_MULTIPATH</a></td><td>David Ahern</td><td>2</td><td><span class='deletions'>-3</span>/<span class='insertions'>+53</span></td></tr>
<tr><td><span title='2017-02-04 19:58:14 -0500'>2017-02-04</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=beb1afac518dec5a15dc92ba8f0ca016dcf457b4'>net: ipv6: Add support to dump multipath routes via RTA_MULTIPATH attribute</a></td><td>David Ahern</td><td>2</td><td><span class='deletions'>-17</span>/<span class='insertions'>+105</span></td></tr>
<tr><td><span title='2017-02-04 19:58:14 -0500'>2017-02-04</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=0ae8133586ad1c9be894411aaf8b17bb58c8efe5'>net: ipv6: Allow shorthand delete of all nexthops in multipath route</a></td><td>David Ahern</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+36</span></td></tr>
<tr><td><span title='2017-02-03 17:33:01 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=6e7bc478c9a006c701c14476ec9d389a484b4864'>net: skb_needs_check() accepts CHECKSUM_NONE for tx</a></td><td>Eric Dumazet</td><td>1</td><td><span class='deletions'>-3</span>/<span class='insertions'>+4</span></td></tr>
<tr><td><span title='2017-02-03 17:28:29 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=79e7fff47b7bb4124ef970a13eac4fdeddd1fc25'>net: remove support for per driver ndo_busy_poll()</a></td><td>Eric Dumazet</td><td>2</td><td><span class='deletions'>-16</span>/<span class='insertions'>+0</span></td></tr>
<tr><td><span title='2017-02-03 16:58:20 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=52e01b84a244473074fc0612c169e2e043d58b01'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next</a></td><td>David S. Miller</td><td>53</td><td><span class='deletions'>-640</span>/<span class='insertions'>+576</span></td></tr>
<tr><td><span title='2017-02-03 16:35:43 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=69ca05ce9dec2cc95070df7f1f10ea6c9c12d237'>sched: cls_flower: expose priority to offloading netdevice</a></td><td>Jiri Pirko</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2017-02-03 16:23:57 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=38ab52e8e1e2dd65f2d349f82553335813b638d2'>tcp: clear pfmemalloc on outgoing skb</a></td><td>Eric Dumazet</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+7</span></td></tr>
<tr><td><span title='2017-02-03 16:01:44 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=94b5e0f970258828bf163b5ef076da4e4b0802e0'>net: ipv6: Set protocol to kernel for local routes</a></td><td>David Ahern</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2017-02-03 15:21:22 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=11538d039ac6efcf4f1a6c536e1b87cd3668a9fd'>bridge: vlan dst_metadata hooks in ingress and egress paths</a></td><td>Roopa Prabhu</td><td>6</td><td><span class='deletions'>-2</span>/<span class='insertions'>+82</span></td></tr>
<tr><td><span title='2017-02-03 15:21:22 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=efa5356b0d9753b9d7e63e41459eba106cce30f3'>bridge: per vlan dst_metadata netlink support</a></td><td>Roopa Prabhu</td><td>7</td><td><span class='deletions'>-48</span>/<span class='insertions'>+641</span></td></tr>
<tr><td><span title='2017-02-03 15:16:46 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=295a6e06d21e1f469c9f38b00125a13b60ad4e7c'>net/sched: act_ife: Change to use ife module</a></td><td>Yotam Gigi</td><td>2</td><td><span class='deletions'>-78</span>/<span class='insertions'>+33</span></td></tr>
<tr><td><span title='2017-02-03 15:16:45 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=1ce8460496c05379c66edc178c3c55ca4e953044'>net: Introduce ife encapsulation module</a></td><td>Yotam Gigi</td><td>5</td><td><span class='deletions'>-0</span>/<span class='insertions'>+165</span></td></tr>
<tr><td><span title='2017-02-03 15:16:45 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=1d5e7c859e81a66674d194c346119d154d31e9dc'>net/sched: act_ife: Unexport ife_tlv_meta_encode</a></td><td>Yotam Gigi</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2017-02-03 11:19:34 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net?id=3541f9e8bdebce02458882b66b638d7302c1f616'>tcp: add tcp_mss_clamp() helper</a></td><td>Eric Dumazet