#include <linux/slab.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/fs.h>

#include <xen/page.h>

#include "xenfs.h"
#include "../xenbus/xenbus_comms.h"

static ssize_t xsd_read(struct file *file, char __user *buf,
			    size_t size, loff_t *off)
{
	const char *str = (const char *)file->private_data;
	return simple_read_from_buffer(buf, size, off, str, strlen(str));
}

static int xsd_release(struct inode *inode, struct file *file)
{
	kfree(file->private_data);
	return 0;
}

static int xsd_kva_open(struct inode *inode, struct file *file)
{
	file->private_data = (void *)kasprintf(GFP_KERNEL, "0x%p",
					       xen_store_interface);
	if (!file->private_data)
		return -ENOMEM;
	return 0;
}

static int xsd_kva_mmap(struct file *file, struct vm_area_struct *vma)
{
	size_t size = vma->vm_end - vma->vm_start;

	if ((size > PAGE_SIZE) || (vma->vm_pgoff != 0))
		return -EINVAL;

	if (remap_pfn_range(vma, vma->vm_start,
			    virt_to_pfn(xen_store_interface),
			    size, vma->vm_page_prot))
		return -EAGAIN;

	return 0;
}

const struct file_operations xsd_kva_file_ops = {
	.open = xsd_kva_open,
	.mmap = xsd_kva_mmap,
	.read = xsd_read,
	.release = xsd_release,
};

static int xsd_port_open(struct inode *inode, struct file *file)
{
	file->private_data = (void *)kasprintf(GFP_KERNEL, "%d",
					       xen_store_evtchn);
	if (!file->private_data)
		return -ENOMEM;
	return 0;
}

const struct file_operations xsd_port_file_ops = {
	.open = xsd_port_open,
	.read = xsd_read,
	.release = xsd_release,
};
ass='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/?h=nds-private-remove'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/include/dt-bindings/gpio/meson-gxbb-gpio.h'>
<input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='396bf4cd835e62d70fad4a03a8963e61f19021f2'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>include</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>dt-bindings</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/gpio?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>gpio</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>meson-gxbb-gpio.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='396bf4cd835e62d70fad4a03a8963e61f19021f2'/><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'>2017-02-06 14:16:23 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-06 14:16:23 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>396bf4cd835e62d70fad4a03a8963e61f19021f2</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/dt-bindings/gpio/meson-gxbb-gpio.h?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>79ac8f33554260fea1a8d43e6f8c4c5460115f45</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>include/dt-bindings/gpio/meson-gxbb-gpio.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=d5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c'>d5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2&amp;id2=d5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=7c2cf1c4615cc2f576d0604406cdf0065f00b83b'>7c2cf1c4615cc2f576d0604406cdf0065f00b83b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/dt-bindings/gpio/meson-gxbb-gpio.h?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2&amp;id2=7c2cf1c4615cc2f576d0604406cdf0065f00b83b'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6</div><div class='commit-msg'>Pull crypto fixes from Herbert Xu:

 - use-after-free in algif_aead

 - modular aesni regression when pcbc is modular but absent

 - bug causing IO page faults in ccp

 - double list add in ccp

 - NULL pointer dereference in qat (two patches)

 - panic in chcr

 - NULL pointer dereference in chcr

 - out-of-bound access in chcr

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: chcr - Fix key length for RFC4106
  crypto: algif_aead - Fix kernel panic on list_del
  crypto: aesni - Fix failure when pcbc module is absent
  crypto: ccp - Fix double add when creating new DMA command
  crypto: ccp - Fix DMA operations when IOMMU is enabled
  crypto: chcr - Check device is allocated before use
  crypto: chcr - Fix panic on dma_unmap_sg
  crypto: qat - zero esram only for DH85x devices
  crypto: qat - fix bar discovery for c62x
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>Diffstat</a> (limited to 'include/dt-bindings/gpio/meson-gxbb-gpio.h')</div><table summary='diffstat' class='diffstat'>