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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-07-05 19:58:29 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-07-05 20:27:16 +0100
commit0371d3f7e8f1cddaee1f215e42c09a40e235d810 (patch)
tree01f4b320ca6ed709d2b24a1eefa5499427ee36de /arch/arm/kernel
parent6f96521fab978046070a697926cf351c2c37af29 (diff)
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ARM: move memory layout sanity checking before meminfo initialization
Ensure that the meminfo array is sanity checked before we pass the memory to memblock. This helps to ensure that memblock and meminfo agree on the dimensions of memory, especially when more memory is passed than the kernel can deal with. Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/setup.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index ed11fb0..acbb447 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -73,6 +73,7 @@ __setup("fpe=", fpe_setup);
#endif
extern void paging_init(struct machine_desc *desc);
+extern void sanity_check_meminfo(void);
extern void reboot_setup(char *str);
unsigned int processor_id;
@@ -900,6 +901,7 @@ void __init setup_arch(char **cmdline_p)
parse_early_param();
+ sanity_check_meminfo();
arm_memblock_init(&meminfo, mdesc);
paging_init(mdesc);