diff options
Diffstat (limited to 'meta-oe/recipes-kernel/makedumpfile/makedumpfile/0002-mem_section-Support-only-46-bit-for-MAX_PHYSMEM_BITS.patch')
| -rw-r--r-- | meta-oe/recipes-kernel/makedumpfile/makedumpfile/0002-mem_section-Support-only-46-bit-for-MAX_PHYSMEM_BITS.patch | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/meta-oe/recipes-kernel/makedumpfile/makedumpfile/0002-mem_section-Support-only-46-bit-for-MAX_PHYSMEM_BITS.patch b/meta-oe/recipes-kernel/makedumpfile/makedumpfile/0002-mem_section-Support-only-46-bit-for-MAX_PHYSMEM_BITS.patch deleted file mode 100644 index 85d8833657..0000000000 --- a/meta-oe/recipes-kernel/makedumpfile/makedumpfile/0002-mem_section-Support-only-46-bit-for-MAX_PHYSMEM_BITS.patch +++ /dev/null @@ -1,92 +0,0 @@ -From 9045b72bdb703bf58a6586d77461eea8f59f50f7 Mon Sep 17 00:00:00 2001 -From: Alexandru Moise <alexandru.moise@windriver.com> -Date: Fri, 29 Apr 2016 07:40:46 +0000 -Subject: [PATCH] mem_section: Support only 46 bit for MAX_PHYSMEM_BITS on - PPC64 - -Related to change: -http://lists.infradead.org/pipermail/kexec/2013-January/007849.html - -Linux on PPC64 has supported only 46 bit MAX_PHYSMEM_BITS since commit: -048ee0993ec8360abb0b51bdf8f8721e9ed62ec4 - -Also remove set_ppc64_max_physmem_bits and set info->max_physmem_bits in -get_machdep_info_ppc64 instead. set_ppc64_max_physmem_bits is broken -for all kernels compiled with CONFIG_SPARSEMEM=n. makedumpfile is -unable to get mem_section field from powerpc kernel since commit: -fd59d231f81cb02870b9cf15f456a897f3669b4e - -Upstream-Status: Pending - -Signed-off-by: Alexandru Moise <alexandru.moise@windriver.com> -Signed-off-by: Yi Zhao <yi.zhao@windriver.com> - -[hqBai: adjusted patch for context, no logical change] -Signed-off-by: Haiqing Bai <Haiqing.Bai@windriver.com> -Signed-off-by: Mingli Yu <mingli.yu@windriver.com> ---- - arch/ppc64.c | 38 ++------------------------------------ - 1 file changed, 2 insertions(+), 36 deletions(-) - -Index: git/arch/ppc64.c -=================================================================== ---- git.orig/arch/ppc64.c -+++ git/arch/ppc64.c -@@ -462,44 +462,6 @@ ppc64_vtop_level4(unsigned long vaddr) - return paddr; - } - --int --set_ppc64_max_physmem_bits(void) --{ -- long array_len = ARRAY_LENGTH(mem_section); -- -- /* Check if we can get MAX_PHYSMEM_BITS from vmcoreinfo */ -- if (NUMBER(MAX_PHYSMEM_BITS) != NOT_FOUND_NUMBER) { -- info->max_physmem_bits = NUMBER(MAX_PHYSMEM_BITS); -- return TRUE; -- } -- -- /* -- * The older ppc64 kernels uses _MAX_PHYSMEM_BITS as 42 and the -- * newer kernels 3.7 onwards uses 46 bits. -- */ -- -- info->max_physmem_bits = _MAX_PHYSMEM_BITS_ORIG ; -- if ((array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT_EXTREME())) -- || (array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT()))) -- return TRUE; -- -- info->max_physmem_bits = _MAX_PHYSMEM_BITS_3_7; -- if ((array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT_EXTREME())) -- || (array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT()))) -- return TRUE; -- -- info->max_physmem_bits = _MAX_PHYSMEM_BITS_4_19; -- if ((array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT_EXTREME())) -- || (array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT()))) -- return TRUE; -- -- info->max_physmem_bits = _MAX_PHYSMEM_BITS_4_20; -- if ((array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT_EXTREME())) -- || (array_len == (NR_MEM_SECTIONS() / _SECTIONS_PER_ROOT()))) -- return TRUE; -- -- return FALSE; --} - - int - get_machdep_info_ppc64(void) -@@ -507,10 +469,8 @@ get_machdep_info_ppc64(void) - unsigned long vmlist, vmap_area_list, vmalloc_start; - - info->section_size_bits = _SECTION_SIZE_BITS; -- if (!set_ppc64_max_physmem_bits()) { -- ERRMSG("Can't detect max_physmem_bits.\n"); -- return FALSE; -- } -+ info->max_physmem_bits = _MAX_PHYSMEM_BITS_3_7; -+ - info->page_offset = __PAGE_OFFSET; - - if (SYMBOL(_stext) == NOT_FOUND_SYMBOL) { |