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authorPaul Mundt <lethal@linux-sh.org>2007-10-30 17:18:08 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-10-30 17:18:08 +0900
commit7e5186eaae8eebc0101d539791dbff92256455ee (patch)
treea09dc7463aa63865126af3f84d29e245a7bec3a1 /arch/sh/kernel
parent16f393df496cfe74f7a26a1ba85e41fd818c0582 (diff)
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>
Diffstat (limited to 'arch/sh/kernel')
-rw-r--r--arch/sh/kernel/setup.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index b749403f6b3..a031c677390 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -88,8 +88,7 @@ static struct resource data_resource = { .name = "Kernel data", };
unsigned long memory_start;
EXPORT_SYMBOL(memory_start);
-
-unsigned long memory_end;
+unsigned long memory_end = 0;
EXPORT_SYMBOL(memory_end);
static int __init early_parse_mem(char *p)
@@ -265,7 +264,8 @@ void __init setup_arch(char **cmdline_p)
data_resource.end = virt_to_phys(_edata)-1;
memory_start = (unsigned long)PAGE_OFFSET+__MEMORY_START;
- memory_end = memory_start + __MEMORY_SIZE;
+ if (!memory_end)
+ memory_end = memory_start + __MEMORY_SIZE;
#ifdef CONFIG_CMDLINE_BOOL
strlcpy(command_line, CONFIG_CMDLINE, sizeof(command_line));