[RFC PATCH 00/13][V3] kexec: A new system call to allow in kernel loading

Vivek Goyal vgoyal at redhat.com
Wed Jun 4 10:50:31 PDT 2014


On Wed, Jun 04, 2014 at 05:22:14PM +0800, WANG Chao wrote:

[..]
> > Index: kexec-tools/kexec/kexec.h
> > ===================================================================
> > --- kexec-tools.orig/kexec/kexec.h	2014-06-02 14:34:16.719774316 -0400
> > +++ kexec-tools/kexec/kexec.h	2014-06-02 14:34:42.010036325 -0400
> > @@ -156,6 +156,13 @@ struct kexec_info {
> >  	unsigned long kexec_flags;
> >  	unsigned long backup_src_start;
> >  	unsigned long backup_src_size;
> > +	/* Set to 1 if we are using kexec2 syscall */
> > +	unsigned long file_mode :1;
> > +
> > +	/* Filled by kernel image processing code */
> > +	int initrd_fd;
> > +	char *command_line;
> > +	int command_line_len;
> >  };
> >  
> >  struct arch_map_entry {
> > @@ -207,6 +214,7 @@ extern int file_types;
> >  #define OPT_UNLOAD		'u'
> >  #define OPT_TYPE		't'
> >  #define OPT_PANIC		'p'
> > +#define OPT_USE_KEXEC2_SYSCALL	's'
> >  #define OPT_MEM_MIN             256
> >  #define OPT_MEM_MAX             257
> >  #define OPT_REUSE_INITRD	258
> > @@ -230,6 +238,7 @@ extern int file_types;
> >  	{ "mem-min",		1, 0, OPT_MEM_MIN }, \
> >  	{ "mem-max",		1, 0, OPT_MEM_MAX }, \
> >  	{ "reuseinitrd",	0, 0, OPT_REUSE_INITRD }, \
> > +	{ "use-kexec2-syscall",	0, 0, OPT_USE_KEXEC2_SYSCALL }, \
> >  	{ "debug",		0, 0, OPT_DEBUG }, \
> >  
> >  #define KEXEC_OPT_STR "h?vdfxluet:p"
> 
> This line,
> #define KEXEC_OPT_STR "h?vdfxluet:p"
> 
> should be something like,
> #define KEXEC_OPT_STR "h?vdfxluet:ps"

Thanks chao. I will fix it.

Thanks
Vivek



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