#include <linux/kernel.h>
#include <linux/crash_dump.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/export.h>

/*
 * If we have booted due to a crash, max_pfn will be a very low value. We need
 * to know the amount of memory that the previous kernel used.
 */
unsigned long saved_max_pfn;

/*
 * stores the physical address of elf header of crash image
 *
 * Note: elfcorehdr_addr is not just limited to vmcore. It is also used by
 * is_kdump_kernel() to determine if we are booting after a panic. Hence put
 * it under CONFIG_CRASH_DUMP and not CONFIG_PROC_VMCORE.
 */
unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX;
EXPORT_SYMBOL_GPL(elfcorehdr_addr);

/*
 * stores the size of elf header of crash image
 */
unsigned long long elfcorehdr_size;

/*
 * elfcorehdr= specifies the location of elf core header stored by the crashed
 * kernel. This option will be passed by kexec loader to the capture kernel.
 *
 * Syntax: elfcorehdr=[size[KMG]@]offset[KMG]
 */
static int __init setup_elfcorehdr(char *arg)
{
	char *end;
	if (!arg)
		return -EINVAL;
	elfcorehdr_addr = memparse(arg, &end);
	if (*end == '@') {
		elfcorehdr_size = elfcorehdr_addr;
		elfcorehdr_addr = memparse(end + 1, &end);
	}
	return end > arg ? 0 : -EINVAL;
}
early_param("elfcorehdr", setup_elfcorehdr);
loop-back</option>
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<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/usbip/vudc_tx.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/drivers/usb/usbip/vudc_tx.c'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/usbip?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>usbip</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>vudc_tx.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'/><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'>2017-02-02 13:20:23 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-02 13:20:23 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>c67b42f3a3f03e68bf915f32c8f7be0b726fec1a</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>9abf8c8a276cd5e8119e5c50f53afc220648008e</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>drivers/usb/usbip/vudc_tx.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/usbip/vudc_tx.c?id=027eb72cbcf81561867a764074964e2ce9828398'>027eb72cbcf81561867a764074964e2ce9828398</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a&amp;id2=027eb72cbcf81561867a764074964e2ce9828398'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/usbip/vudc_tx.c?id=c8f325a59cfc718d13a50fbc746ed9b415c25e92'>c8f325a59cfc718d13a50fbc746ed9b415c25e92</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/usbip/vudc_tx.c?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a&amp;id2=c8f325a59cfc718d13a50fbc746ed9b415c25e92'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip</div><div class='commit-msg'>Pull EFI fixes from Ingo Molnar:
 "Two EFI boot fixes, one for arm64 and one for x86 systems with certain
  firmware versions"

* 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  efi/fdt: Avoid FDT manipulation after ExitBootServices()
  x86/efi: Always map the first physical page into the EFI pagetables
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=c67b42f3a3f03e68bf915f32c8f7be0b726fec1a'>Diffstat</a> (limited to 'drivers/usb/usbip/vudc_tx.c')</div><table summary='diffstat' class='diffstat'>