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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 21:00:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 21:00:30 +0000
commite54def4ad8144ab15f826416e2e0f290ef1901b4 (patch)
tree583f8d4bd95cd67c44ff37b878a7eddfca9ab97a /arch/x86/kernel/kexec-bzimage64.c
parentAdding upstream version 6.8.12. (diff)
downloadlinux-e54def4ad8144ab15f826416e2e0f290ef1901b4.tar.xz
linux-e54def4ad8144ab15f826416e2e0f290ef1901b4.zip
Adding upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel/kexec-bzimage64.c')
-rw-r--r--arch/x86/kernel/kexec-bzimage64.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/x86/kernel/kexec-bzimage64.c b/arch/x86/kernel/kexec-bzimage64.c
index 2a422e00ed..68530fad05 100644
--- a/arch/x86/kernel/kexec-bzimage64.c
+++ b/arch/x86/kernel/kexec-bzimage64.c
@@ -263,11 +263,13 @@ setup_boot_parameters(struct kimage *image, struct boot_params *params,
memset(&params->hd0_info, 0, sizeof(params->hd0_info));
memset(&params->hd1_info, 0, sizeof(params->hd1_info));
+#ifdef CONFIG_CRASH_DUMP
if (image->type == KEXEC_TYPE_CRASH) {
ret = crash_setup_memmap_entries(image, params);
if (ret)
return ret;
} else
+#endif
setup_e820_entries(params);
nr_e820_entries = params->e820_entries;
@@ -433,12 +435,14 @@ static void *bzImage64_load(struct kimage *image, char *kernel,
return ERR_PTR(-EINVAL);
}
+#ifdef CONFIG_CRASH_DUMP
/* Allocate and load backup region */
if (image->type == KEXEC_TYPE_CRASH) {
ret = crash_load_segments(image);
if (ret)
return ERR_PTR(ret);
}
+#endif
/*
* Load purgatory. For 64bit entry point, purgatory code can be
@@ -503,7 +507,10 @@ static void *bzImage64_load(struct kimage *image, char *kernel,
kbuf.bufsz = kernel_len - kern16_size;
kbuf.memsz = PAGE_ALIGN(header->init_size);
kbuf.buf_align = header->kernel_alignment;
- kbuf.buf_min = MIN_KERNEL_LOAD_ADDR;
+ if (header->pref_address < MIN_KERNEL_LOAD_ADDR)
+ kbuf.buf_min = MIN_KERNEL_LOAD_ADDR;
+ else
+ kbuf.buf_min = header->pref_address;
kbuf.mem = KEXEC_BUF_MEM_UNKNOWN;
ret = kexec_add_buffer(&kbuf);
if (ret)