diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2014-12-05 16:30:54 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2014-12-05 16:30:54 +0000 |
| commit | e9f2d6d66037cdf97487491e04053f411abc5d16 (patch) | |
| tree | 123cec080d17fb74a2531d8cc7ad1cf44bbad9ec /arch/arm/kernel/machine_kexec.c | |
| parent | fbe4dd088f449cbae586aa8af51d271297c75f9f (diff) | |
| parent | 06e944b8e5fc4bec83f102f98c1ee4f972f5f072 (diff) | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'arch/arm/kernel/machine_kexec.c')
| -rw-r--r-- | arch/arm/kernel/machine_kexec.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 4f75192f2ef9..de2b085ad753 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -29,6 +29,7 @@ extern unsigned long kexec_boot_atags; static atomic_t waiting_for_crash_ipi; +static unsigned long dt_mem; /* * Provide a dummy crash_notes definition while crash dump arrives to arm. * This prevents breakage of crash_notes attribute in kernel/ksysfs.c. @@ -64,7 +65,7 @@ int machine_kexec_prepare(struct kimage *image) return err; if (be32_to_cpu(header) == OF_DT_HEADER) - kexec_boot_atags = current_segment->mem; + dt_mem = current_segment->mem; } return 0; } @@ -163,12 +164,12 @@ void machine_kexec(struct kimage *image) reboot_code_buffer = page_address(image->control_code_page); /* Prepare parameters for reboot_code_buffer*/ + set_kernel_text_rw(); kexec_start_address = image->start; kexec_indirection_page = page_list; kexec_mach_type = machine_arch_type; - if (!kexec_boot_atags) - kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; - + kexec_boot_atags = dt_mem ?: image->start - KEXEC_ARM_ZIMAGE_OFFSET + + KEXEC_ARM_ATAGS_OFFSET; /* copy our kernel relocation code to the control code page */ reboot_entry = fncpy(reboot_code_buffer, |