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sh: Fix up early mem cmdline parsing. 

memory_end was being clobbered by whatever the kernel config had
specified, rather than obeying the setup option. Fix this up so
that memory_end is only initialized if nothing has been set on
the command line.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2007-10-30 17:18:08 +09:00
parent 16f393df49
commit 7e5186eaae
1 changed files with 3 additions and 3 deletions
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4
arch/sh/kernel/setup.c
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@ -88,8 +88,7 @@ static struct resource data_resource = { .name = "Kernel data", };
unsigned long memory_start; unsigned long memory_start;
EXPORT_SYMBOL(memory_start); EXPORT_SYMBOL(memory_start);
unsigned long memory_end = 0;
unsigned long memory_end;
EXPORT_SYMBOL(memory_end); EXPORT_SYMBOL(memory_end);
static int __init early_parse_mem(char *p) static int __init early_parse_mem(char *p)
@ -265,6 +264,7 @@ void __init setup_arch(char **cmdline_p)
data_resource.end = virt_to_phys(_edata)-1; data_resource.end = virt_to_phys(_edata)-1;
memory_start = (unsigned long)PAGE_OFFSET+__MEMORY_START; memory_start = (unsigned long)PAGE_OFFSET+__MEMORY_START;
if (!memory_end)
memory_end = memory_start + __MEMORY_SIZE; memory_end = memory_start + __MEMORY_SIZE;
#ifdef CONFIG_CMDLINE_BOOL #ifdef CONFIG_CMDLINE_BOOL