[PATCH v2] add a new interface to show the memory usage of 1st kernel

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>@@ -9254,6 +9314,9 @@ main(int argc, char *argv[])
> 		case OPT_DUMP_DMESG:
> 			info->flag_dmesg = 1;
> 			break;
>+		case OPT_MEM_USAGE:
>+                       info->flag_mem_usage = 1;
>+                       break;
> 		case OPT_COMPRESS_SNAPPY:
> 			info->flag_compress = DUMP_DH_COMPRESSED_SNAPPY;
> 			break;
>@@ -9394,6 +9457,18 @@ main(int argc, char *argv[])
>
> 		MSG("\n");
> 		MSG("The dmesg log is saved to %s.\n", info->name_dumpfile);
>+	} else if (info->flag_mem_usage) {
>+		if (!check_param_for_creating_dumpfile(argc, argv)) {
>+			MSG("Commandline parameter is invalid.\n");
>+			MSG("Try `makedumpfile --help' for more information.\n");
>+			goto out;
>+		}

There is no description of this feature, could you add them
into the help message and the man page ?


Thanks
Atsushi Kumagai

>+
>+		if (!show_mem_usage())
>+			goto out;
>+
>+		MSG("\n");
>+		MSG("Showing page number of memory in different use successfully.\n");
> 	} else {
> 		if (!check_param_for_creating_dumpfile(argc, argv)) {
> 			MSG("Commandline parameter is invalid.\n");
>diff --git a/makedumpfile.h b/makedumpfile.h
>index 7ffa1ee..7b537c7 100644
>--- a/makedumpfile.h
>+++ b/makedumpfile.h
>@@ -910,6 +910,7 @@ struct DumpInfo {
> 	int		flag_force;	     /* overwrite existing stuff */
> 	int		flag_exclude_xen_dom;/* exclude Domain-U from xen-kdump */
> 	int             flag_dmesg;          /* dump the dmesg log out of the vmcore file */
>+	int             flag_mem_usage;  /*show the page number of memory in different use*/
> 	int		flag_use_printk_log; /* did we read printk_log symbol name? */
> 	int		flag_nospace;	     /* the flag of "No space on device" error */
> 	int		flag_vmemmap;        /* kernel supports vmemmap address space */
>@@ -1771,6 +1772,7 @@ struct elf_prstatus {
> #define OPT_CYCLIC_BUFFER       OPT_START+11
> #define OPT_EPPIC               OPT_START+12
> #define OPT_NON_MMAP            OPT_START+13
>+#define OPT_MEM_USAGE            OPT_START+14
>
> /*
>  * Function Prototype.
>--
>1.9.3



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