Hello. cmdline_parse_kernelcore() should return the next pointer of boot option like memparse() doing. If not, it is cause of eternal loop on ia64 box. This patch is for 2.6.21-rc6-mm1.
Signed-off-by: Yasunori Goto <[EMAIL PROTECTED]> ---- arch/ia64/kernel/efi.c | 2 +- include/linux/mm.h | 2 +- mm/page_alloc.c | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-) Index: current_test/arch/ia64/kernel/efi.c =================================================================== --- current_test.orig/arch/ia64/kernel/efi.c 2007-04-12 17:33:28.000000000 +0900 +++ current_test/arch/ia64/kernel/efi.c 2007-04-13 12:13:21.000000000 +0900 @@ -424,7 +424,7 @@ efi_init (void) } else if (memcmp(cp, "max_addr=", 9) == 0) { max_addr = GRANULEROUNDDOWN(memparse(cp + 9, &cp)); } else if (memcmp(cp, "kernelcore=",11) == 0) { - cmdline_parse_kernelcore(cp+11); + cmdline_parse_kernelcore(cp+11, &cp); } else if (memcmp(cp, "min_addr=", 9) == 0) { min_addr = GRANULEROUNDDOWN(memparse(cp + 9, &cp)); } else { Index: current_test/mm/page_alloc.c =================================================================== --- current_test.orig/mm/page_alloc.c 2007-04-12 18:25:37.000000000 +0900 +++ current_test/mm/page_alloc.c 2007-04-13 12:12:58.000000000 +0900 @@ -3736,13 +3736,13 @@ void __init free_area_init_nodes(unsigne * kernelcore=size sets the amount of memory for use for allocations that * cannot be reclaimed or migrated. */ -int __init cmdline_parse_kernelcore(char *p) +int __init cmdline_parse_kernelcore(char *p, char **retp) { unsigned long long coremem; if (!p) return -EINVAL; - coremem = memparse(p, &p); + coremem = memparse(p, retp); required_kernelcore = coremem >> PAGE_SHIFT; /* Paranoid check that UL is enough for required_kernelcore */ Index: current_test/include/linux/mm.h =================================================================== --- current_test.orig/include/linux/mm.h 2007-04-11 14:15:33.000000000 +0900 +++ current_test/include/linux/mm.h 2007-04-13 12:12:20.000000000 +0900 @@ -1051,7 +1051,7 @@ extern unsigned long find_max_pfn_with_a extern void free_bootmem_with_active_regions(int nid, unsigned long max_low_pfn); extern void sparse_memory_present_with_active_regions(int nid); -extern int cmdline_parse_kernelcore(char *p); +extern int cmdline_parse_kernelcore(char *p, char **retp); #ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID extern int early_pfn_to_nid(unsigned long pfn); #endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */ -- Yasunori Goto - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/