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authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-30 08:37:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-30 08:37:40 -0700
commitec31b2124158f60c515ed84bd5e40db1a883c7b6 (patch)
tree05de4bebce63cf1eaf25d24c9de4b59e5aa7e100 /arch/powerpc/kernel
parentca72cddfcb6afd75a808da4f027325fa63a1b856 (diff)
parenteabd90944b3a00766e84da3d117ea0f3e0a3b1a3 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Fix crashkernel= handling when no crashkernel= specified [POWERPC] Make emergency stack safe for current_thread_info() use [POWERPC] spufs: add .gitignore for spu_save_dump.h & spu_restore_dump.h [POWERPC] spufs: trace spu_acquire_saved events [POWERPC] spufs: fix marker name for find_victim [POWERPC] spufs: add marker for destroy_spu_context [POWERPC] spufs: add sputrace marker parameter names [POWERPC] spufs: add context switch notification log [POWERPC] mpc5200: defconfigs for CM5200, Lite5200B, Motion-PRO and TQM5200 [POWERPC] mpc5200: Switch mpc5200 dts files to dts-v1 format [POWERPC] mpc5200: Fix FEC error handling on FIFO errors [POWERPC] mpc5200: add Phytec pcm030 board support [POWERPC] mpc5200: add gpiolib support for mpc5200 [POWERPC] mpc5200: add interrupt type function [POWERPC] mpc5200: Fix unterminated of_device_id table
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/machine_kexec.c12
-rw-r--r--arch/powerpc/kernel/setup_64.c9
2 files changed, 12 insertions, 9 deletions
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c
index 2d202f274e7..29a0e039d43 100644
--- a/arch/powerpc/kernel/machine_kexec.c
+++ b/arch/powerpc/kernel/machine_kexec.c
@@ -74,20 +74,20 @@ void __init reserve_crashkernel(void)
ret = parse_crashkernel(boot_command_line, lmb_phys_mem_size(),
&crash_size, &crash_base);
if (ret == 0 && crash_size > 0) {
- if (crash_base == 0)
- crash_base = KDUMP_KERNELBASE;
crashk_res.start = crash_base;
- } else {
- /* handle the device tree */
- crash_size = crashk_res.end - crashk_res.start + 1;
+ crashk_res.end = crash_base + crash_size - 1;
}
- if (crash_size == 0)
+ if (crashk_res.end == crashk_res.start) {
+ crashk_res.start = crashk_res.end = 0;
return;
+ }
/* We might have got these values via the command line or the
* device tree, either way sanitise them now. */
+ crash_size = crashk_res.end - crashk_res.start + 1;
+
if (crashk_res.start != KDUMP_KERNELBASE)
printk("Crash kernel location must be 0x%x\n",
KDUMP_KERNELBASE);
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index dff6308d1b5..25e3fd8606a 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -487,9 +487,12 @@ static void __init emergency_stack_init(void)
*/
limit = min(0x10000000UL, lmb.rmo_size);
- for_each_possible_cpu(i)
- paca[i].emergency_sp =
- __va(lmb_alloc_base(HW_PAGE_SIZE, 128, limit)) + HW_PAGE_SIZE;
+ for_each_possible_cpu(i) {
+ unsigned long sp;
+ sp = lmb_alloc_base(THREAD_SIZE, THREAD_SIZE, limit);
+ sp += THREAD_SIZE;
+ paca[i].emergency_sp = __va(sp);
+ }
}
/*