Commit c30bb2a2 authored by KAMEZAWA Hiroyuki's avatar KAMEZAWA Hiroyuki Committed by Linus Torvalds
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kcore: add kclist types 



Presently, kclist_add() only eats start address and size as its arguments.
Considering to make kclist dynamically reconfigulable, it's necessary to
know which kclists are for System RAM and which are not.

This patch add kclist types as
  KCORE_RAM
  KCORE_VMALLOC
  KCORE_TEXT
  KCORE_OTHER

This "type" is used in a patch following this for detecting KCORE_RAM.

Signed-off-by: default avatarKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 2ef43ec7

arch/ia64/mm/init.c

+4 −3
Original line number Diff line number Diff line
@@ -639,9 +639,10 @@ mem_init (void) 


	high_memory = __va(max_low_pfn * PAGE_SIZE);



	kclist_add(&kcore_mem, __va(0), max_low_pfn * PAGE_SIZE);

	kclist_add(&kcore_vmem, (void *)VMALLOC_START, VMALLOC_END-VMALLOC_START);

	kclist_add(&kcore_kernel, _stext, _end - _stext);

	kclist_add(&kcore_mem, __va(0), max_low_pfn * PAGE_SIZE, KCORE_RAM);

	kclist_add(&kcore_vmem, (void *)VMALLOC_START,

			VMALLOC_END-VMALLOC_START, KCORE_VMALLOC);

	kclist_add(&kcore_kernel, _stext, _end - _stext, KCORE_TEXT);



	for_each_online_pgdat(pgdat)

		if (pgdat->bdata->node_bootmem_map)

arch/mips/mm/init.c

+4 −3
Original line number Diff line number Diff line
@@ -409,11 +409,12 @@ void __init mem_init(void) 
	if ((unsigned long) &_text > (unsigned long) CKSEG0)

		/* The -4 is a hack so that user tools don't have to handle

		   the overflow.  */

		kclist_add(&kcore_kseg0, (void *) CKSEG0, 0x80000000 - 4);

		kclist_add(&kcore_kseg0, (void *) CKSEG0,

				0x80000000 - 4, KCORE_TEXT);

#endif

	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);

	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT, KCORE_RAM);

	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,

		   VMALLOC_END-VMALLOC_START);

		   VMALLOC_END-VMALLOC_START, KCORE_VMALLOC);



	printk(KERN_INFO "Memory: %luk/%luk available (%ldk kernel code, "

	       "%ldk reserved, %ldk data, %ldk init, %ldk highmem)\n",

arch/powerpc/mm/init_32.c

+2 −2
Original line number Diff line number Diff line
@@ -268,11 +268,11 @@ static int __init setup_kcore(void) 
						size);

		}



		kclist_add(kcore_mem, __va(base), size);

		kclist_add(kcore_mem, __va(base), size, KCORE_RAM);

	}



	kclist_add(&kcore_vmem, (void *)VMALLOC_START,

		VMALLOC_END-VMALLOC_START);

		VMALLOC_END-VMALLOC_START, KCORE_VMALLOC);



	return 0;

}

arch/powerpc/mm/init_64.c

+3 −2
Original line number Diff line number Diff line
@@ -128,10 +128,11 @@ static int __init setup_kcore(void) 
		if (!kcore_mem)

			panic("%s: kmalloc failed\n", __func__);



		kclist_add(kcore_mem, __va(base), size);

		kclist_add(kcore_mem, __va(base), size, KCORE_RAM);

	}



	kclist_add(&kcore_vmem, (void *)VMALLOC_START, VMALLOC_END-VMALLOC_START);

	kclist_add(&kcore_vmem, (void *)VMALLOC_START,

		VMALLOC_END-VMALLOC_START, KCORE_VMALLOC);



	return 0;

}

arch/sh/mm/init.c

+2 −2
Original line number Diff line number Diff line
@@ -226,9 +226,9 @@ void __init mem_init(void) 
	datasize =  (unsigned long) &_edata - (unsigned long) &_etext;

	initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;



	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);

	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT, KCORE_RAM);

	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,

		   VMALLOC_END - VMALLOC_START);

		   VMALLOC_END - VMALLOC_START, KCORE_VMALLOC);



	printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, "

	       "%dk data, %dk init)\n",

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