"Huang, Ying" <[email protected]> writes:
> On Tue, 2007-07-31 at 11:10 +0200, Pavel Machek wrote:
>> > Index: kexec-tools-1.101/kexec/arch/i386/crashdump-x86.c
>> > ===================================================================
>> > --- kexec-tools-1.101.orig/kexec/arch/i386/crashdump-x86.c 2007-07-08
> 23:00:25.000000000 +0800
>> > +++ kexec-tools-1.101/kexec/arch/i386/crashdump-x86.c 2007-07-14
> 17:06:45.000000000 +0800
>> > @@ -428,6 +428,29 @@
>> > return 0;
>> > }
>> >
>> > +/* Adds the kexec_backup= command line parameter to command line. */
>> > +static int cmdline_add_backup(char *cmdline, unsigned long addr)
>> > +{
>> > + int cmdlen, len, align = 1024;
>> > + char str[30], *ptr;
>> > +
>> > + /* Passing in kexec_backup=xxxK format. Saves space required
>> > + * in cmdline. Ensure 1K alignment*/
>> > + if (addr%align)
>> > + return -1;
>> > + addr = addr/align;
>> > + ptr = str;
>> > + strcpy(str, " kexec_backup=");
>> > + ptr += strlen(str);
>> > + ultoa(addr, ptr);
>> > + strcat(str, "K");
>> > + len = strlen(str);
>> > + cmdlen = strlen(cmdline) + len;
>> > + if (cmdlen > (COMMAND_LINE_SIZE - 1))
>> > + die("Command line overflow\n");
>> > + strcat(cmdline, str);
>> > + return 0;
>> > +}
>>
>> This part did not apply for me -- it seems crashdump related and I did
>> not have that applied. Is it critical?
>
> This is needed for kexec_jump to work properly. Which version of
> kexec-tools do you use? This patch is against 1.101. The kdump patch
> must be applied before this patch is applied.
Please work against the kexec-tools-testing tree, if you can.
All of the outstanding patches should be there.
Eric
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