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author | Paul Mundt <lethal@linux-sh.org> | 2009-03-18 19:06:15 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-03-18 19:06:15 +0900 |
commit | a6bab7b5c18501e4dd3201ae8ac1dc6da5f07acc (patch) | |
tree | fc4b97e04dc02d9aa80b3c12ae49c17ca11860a6 /arch/sh | |
parent | b7cf6ddc13186f9272438a97aa75972d496d0b0a (diff) | |
download | lwn-a6bab7b5c18501e4dd3201ae8ac1dc6da5f07acc.tar.gz lwn-a6bab7b5c18501e4dd3201ae8ac1dc6da5f07acc.zip |
sh: kexec: Drop SR.BL bit toggling.
For the time being, this creates far more problems than it solves,
evident by the second local_irq_disable(). Kill all of this off
and rely on IRQ disabling to protect against the VBR reload.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/kernel/machine_kexec.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c index c44efb73ab1a..69268c0d8063 100644 --- a/arch/sh/kernel/machine_kexec.c +++ b/arch/sh/kernel/machine_kexec.c @@ -110,23 +110,22 @@ void machine_kexec(struct kimage *image) memcpy((void *)reboot_code_buffer, relocate_new_kernel, relocate_new_kernel_size); - kexec_info(image); + kexec_info(image); flush_cache_all(); - set_bl_bit(); #if defined(CONFIG_SH_STANDARD_BIOS) asm volatile("ldc %0, vbr" : : "r" (((unsigned long) gdb_vbr_vector) - 0x100) : "memory"); #endif + /* now call it */ rnk = (relocate_new_kernel_t) reboot_code_buffer; (*rnk)(page_list, reboot_code_buffer, image->start); #ifdef CONFIG_KEXEC_JUMP asm volatile("ldc %0, vbr" : : "r" (&vbr_base) : "memory"); - local_irq_disable(); - clear_bl_bit(); + if (image->preserve_context) restore_processor_state(); |