/*
 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * This program 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.
 *
 * This program is distributed in the hope that it would 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 this program; if not, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include <xfs.h>

/* IRIX interpretation of an uuid_t */
typedef struct {
	__be32	uu_timelow;
	__be16	uu_timemid;
	__be16	uu_timehi;
	__be16	uu_clockseq;
	__be16	uu_node[3];
} xfs_uu_t;

/*
 * uuid_getnodeuniq - obtain the node unique fields of a UUID.
 *
 * This is not in any way a standard or condoned UUID function;
 * it just something that's needed for user-level file handles.
 */
void
uuid_getnodeuniq(uuid_t *uuid, int fsid [2])
{
	xfs_uu_t *uup = (xfs_uu_t *)uuid;

	fsid[0] = (be16_to_cpu(uup->uu_clockseq) << 16) |
		   be16_to_cpu(uup->uu_timemid);
	fsid[1] = be32_to_cpu(uup->uu_timelow);
}

int
uuid_is_nil(uuid_t *uuid)
{
	int	i;
	char	*cp = (char *)uuid;

	if (uuid == NULL)
		return 0;
	/* implied check of version number here... */
	for (i = 0; i < sizeof *uuid; i++)
		if (*cp++) return 0;	/* not nil */
	return 1;	/* is nil */
}

int
uuid_equal(uuid_t *uuid1, uuid_t *uuid2)
{
	return memcmp(uuid1, uuid2, sizeof(uuid_t)) ? 0 : 1;
}
efs/?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/sound/firewire/tascam/tascam-pcm.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/sound/firewire/tascam/tascam-pcm.c'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>firewire</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/tascam?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>tascam</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>tascam-pcm.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-08 09:56:15 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-08 09:56:15 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b</a> (<a href='/cgit.cgi/linux/net-next.git/patch/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>4aff32d5f2f6fe2f54028bfd4d1b66fdd2f8d281</a> /<a href='/cgit.cgi/linux/net-next.git/tree/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>sound/firewire/tascam/tascam-pcm.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/tascam/tascam-pcm.c?id=926af6273fc683cd98cd0ce7bf0d04a02eed6742'>926af6273fc683cd98cd0ce7bf0d04a02eed6742</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b&amp;id2=926af6273fc683cd98cd0ce7bf0d04a02eed6742'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/firewire/tascam/tascam-pcm.c?id=eeeefd41843218c55a8782a6920f044d9bf6207a'>eeeefd41843218c55a8782a6920f044d9bf6207a</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/firewire/tascam/tascam-pcm.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b&amp;id2=eeeefd41843218c55a8782a6920f044d9bf6207a'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'for-linus' of git://git.kernel.dk/linux-block</div><div class='commit-msg'>Pull block fix from Jens Axboe:
 "A single fix that should go into 4.10, fixing a regression on some
  devices with the WRITE_SAME command"

* 'for-linus' of git://git.kernel.dk/linux-block:
  block: don't try Write Same from __blkdev_issue_zeroout
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>Diffstat</a> (limited to 'sound/firewire/tascam/tascam-pcm.c')</div><table summary='diffstat' class='diffstat'>