diff options
Diffstat (limited to 'arch/x86/mm/init_64.c')
| -rw-r--r-- | arch/x86/mm/init_64.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 52f54ee4559f..ae225c3ae9a8 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -427,7 +427,10 @@ static void __init init_gbpages(void) direct_gbpages = 0; } -static void __init memtest(unsigned long start_phys, unsigned long size, unsigned pattern) +#ifdef CONFIG_MEMTEST_BOOTPARAM + +static void __init memtest(unsigned long start_phys, unsigned long size, + unsigned pattern) { unsigned long i; unsigned long *start; @@ -486,11 +489,12 @@ static void __init memtest(unsigned long start_phys, unsigned long size, unsigne } -static int __initdata memtest_pattern; +static int memtest_pattern __initdata = CONFIG_MEMTEST_BOOTPARAM_VALUE; + static int __init parse_memtest(char *arg) { if (arg) - memtest_pattern = simple_strtoul(arg, NULL, 0) + 1; + memtest_pattern = simple_strtoul(arg, NULL, 0); return 0; } @@ -501,8 +505,10 @@ static void __init early_memtest(unsigned long start, unsigned long end) unsigned long t_start, t_size; unsigned pattern; - if (memtest_pattern) - printk(KERN_INFO "early_memtest: pattern num %d", memtest_pattern); + if (!memtest_pattern) + return; + + printk(KERN_INFO "early_memtest: pattern num %d", memtest_pattern); for (pattern = 0; pattern < memtest_pattern; pattern++) { t_start = start; t_size = 0; @@ -523,9 +529,13 @@ static void __init early_memtest(unsigned long start, unsigned long end) t_start += t_size; } } - if (memtest_pattern) - printk(KERN_CONT "\n"); + printk(KERN_CONT "\n"); } +#else +static void __init early_memtest(unsigned long start, unsigned long end) +{ +} +#endif /* * Setup the direct mapping of the physical memory at PAGE_OFFSET. |