From 3e47d1474c2b4099f0fadd12a6553fdb2e8feaae Mon Sep 17 00:00:00 2001 From: Anton Blanchard Date: Wed, 17 Sep 2014 14:39:36 +1000 Subject: [PATCH] powerpc: Remove powerpc specific cmd_line There is no need for yet another copy of the command line, just use boot_command_line like everyone else. Signed-off-by: Anton Blanchard Signed-off-by: Michael Ellerman --- arch/powerpc/include/asm/machdep.h | 2 -- arch/powerpc/kernel/prom.c | 4 +--- arch/powerpc/kernel/setup-common.c | 2 -- arch/powerpc/kernel/setup_32.c | 2 +- arch/powerpc/kernel/setup_64.c | 2 +- arch/powerpc/mm/init_32.c | 4 ++-- arch/powerpc/platforms/chrp/setup.c | 2 +- arch/powerpc/platforms/powermac/setup.c | 8 ++++---- drivers/cpufreq/pmac32-cpufreq.c | 2 +- drivers/tty/hvc/hvc_vio.c | 2 +- 10 files changed, 12 insertions(+), 18 deletions(-) diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index b125ceab149c..902ab203aeb2 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -330,8 +330,6 @@ extern struct machdep_calls *machine_id; extern void probe_machine(void); -extern char cmd_line[COMMAND_LINE_SIZE]; - #ifdef CONFIG_PPC_PMAC /* * Power macintoshes have either a CUDA, PMU or SMU controlling diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 59576255d22b..099f27e6d1b0 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -668,14 +668,12 @@ void __init early_init_devtree(void *params) * device-tree, including the platform type, initrd location and * size, TCE reserve, and more ... */ - of_scan_flat_dt(early_init_dt_scan_chosen_ppc, cmd_line); + of_scan_flat_dt(early_init_dt_scan_chosen_ppc, boot_command_line); /* Scan memory nodes and rebuild MEMBLOCKs */ of_scan_flat_dt(early_init_dt_scan_root, NULL); of_scan_flat_dt(early_init_dt_scan_memory_ppc, NULL); - /* Save command line for /proc/cmdline and then parse parameters */ - strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE); parse_early_param(); /* make sure we've parsed cmdline for mem= before this */ diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index c933acd4e2bd..0df37f5e2d54 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -81,8 +81,6 @@ EXPORT_SYMBOL_GPL(boot_cpuid); unsigned long klimit = (unsigned long) _end; -char cmd_line[COMMAND_LINE_SIZE]; - /* * This still seems to be needed... -- paulus */ diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index ea4fda60e57b..07831ed0d9ef 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -268,7 +268,7 @@ static void __init exc_lvl_early_init(void) /* Warning, IO base is not yet inited */ void __init setup_arch(char **cmdline_p) { - *cmdline_p = cmd_line; + *cmdline_p = boot_command_line; /* so udelay does something sensible, assume <= 1000 bogomips */ loops_per_jiffy = 500000000 / HZ; diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 2ef9893a06bd..cd07d79ad21c 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -667,7 +667,7 @@ void __init setup_arch(char **cmdline_p) { ppc64_boot_msg(0x12, "Setup Arch"); - *cmdline_p = cmd_line; + *cmdline_p = boot_command_line; /* * Set cache line size based on type of cpu as a default. diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index cff59f1bec23..cad68ff8eca5 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -106,11 +106,11 @@ unsigned long __max_low_memory = MAX_LOW_MEM; void MMU_setup(void) { /* Check for nobats option (used in mapin_ram). */ - if (strstr(cmd_line, "nobats")) { + if (strstr(boot_command_line, "nobats")) { __map_without_bats = 1; } - if (strstr(cmd_line, "noltlbs")) { + if (strstr(boot_command_line, "noltlbs")) { __map_without_ltlbs = 1; } #ifdef CONFIG_DEBUG_PAGEALLOC diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c index 7044fd36197b..5b77b1919fd2 100644 --- a/arch/powerpc/platforms/chrp/setup.c +++ b/arch/powerpc/platforms/chrp/setup.c @@ -258,7 +258,7 @@ static void chrp_init_early(void) struct device_node *node; const char *property; - if (strstr(cmd_line, "console=")) + if (strstr(boot_command_line, "console=")) return; /* find the boot console from /chosen/stdout */ if (!of_chosen) diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 141f8899a633..b127a29ac526 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -336,7 +336,7 @@ static void __init pmac_setup_arch(void) #endif #ifdef CONFIG_ADB - if (strstr(cmd_line, "adb_sync")) { + if (strstr(boot_command_line, "adb_sync")) { extern int __adb_probe_sync; __adb_probe_sync = 1; } @@ -460,7 +460,7 @@ pmac_halt(void) static void __init pmac_init_early(void) { /* Enable early btext debug if requested */ - if (strstr(cmd_line, "btextdbg")) { + if (strstr(boot_command_line, "btextdbg")) { udbg_adb_init_early(); register_early_udbg_console(); } @@ -469,8 +469,8 @@ static void __init pmac_init_early(void) pmac_feature_init(); /* Initialize debug stuff */ - udbg_scc_init(!!strstr(cmd_line, "sccdbg")); - udbg_adb_init(!!strstr(cmd_line, "btextdbg")); + udbg_scc_init(!!strstr(boot_command_line, "sccdbg")); + udbg_adb_init(!!strstr(boot_command_line, "btextdbg")); #ifdef CONFIG_PPC64 iommu_init_early_dart(); diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c index 7615180d7ee3..1f49d97a70ea 100644 --- a/drivers/cpufreq/pmac32-cpufreq.c +++ b/drivers/cpufreq/pmac32-cpufreq.c @@ -611,7 +611,7 @@ static int __init pmac_cpufreq_setup(void) struct device_node *cpunode; const u32 *value; - if (strstr(cmd_line, "nocpufreq")) + if (strstr(boot_command_line, "nocpufreq")) return 0; /* Get first CPU node */ diff --git a/drivers/tty/hvc/hvc_vio.c b/drivers/tty/hvc/hvc_vio.c index 5618b5fc7500..f575a9b5ede7 100644 --- a/drivers/tty/hvc/hvc_vio.c +++ b/drivers/tty/hvc/hvc_vio.c @@ -452,7 +452,7 @@ void __init hvc_vio_init_early(void) return; #endif /* Check whether the user has requested a different console. */ - if (!strstr(cmd_line, "console=")) + if (!strstr(boot_command_line, "console=")) add_preferred_console("hvc", 0, NULL); hvc_instantiate(0, 0, ops); } -- 2.20.1