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authorJakub Kicinski <kuba@kernel.org>2024-03-22 02:14:13 +0300
committerJakub Kicinski <kuba@kernel.org>2024-03-22 02:15:08 +0300
commit537c2e91d3549e5d6020bb0576cf9b54a845255f (patch)
treec09e8a1b7d733cde19b0c72678c28fb2bc97ff6b /arch/riscv/kernel/elf_kexec.c
parent237bb5f7f7f55ec5f773469a974c61a49c298625 (diff)
parentcba9ffdb9913dfe6be29f049ce920ce451ce7cc4 (diff)
downloadlinux-537c2e91d3549e5d6020bb0576cf9b54a845255f.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'arch/riscv/kernel/elf_kexec.c')
-rw-r--r--arch/riscv/kernel/elf_kexec.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/riscv/kernel/elf_kexec.c b/arch/riscv/kernel/elf_kexec.c
index 5bd1ec3341fe..54260c16f991 100644
--- a/arch/riscv/kernel/elf_kexec.c
+++ b/arch/riscv/kernel/elf_kexec.c
@@ -117,6 +117,7 @@ static int elf_find_pbase(struct kimage *image, unsigned long kernel_len,
return ret;
}
+#ifdef CONFIG_CRASH_DUMP
static int get_nr_ram_ranges_callback(struct resource *res, void *arg)
{
unsigned int *nr_ranges = arg;
@@ -189,6 +190,7 @@ static char *setup_kdump_cmdline(struct kimage *image, char *cmdline,
cmdline_ptr[COMMAND_LINE_SIZE - 1] = '\0';
return cmdline_ptr;
}
+#endif
static void *elf_kexec_load(struct kimage *image, char *kernel_buf,
unsigned long kernel_len, char *initrd,
@@ -196,12 +198,11 @@ static void *elf_kexec_load(struct kimage *image, char *kernel_buf,
unsigned long cmdline_len)
{
int ret;
+ void *fdt;
unsigned long old_kernel_pbase = ULONG_MAX;
unsigned long new_kernel_pbase = 0UL;
unsigned long initrd_pbase = 0UL;
- unsigned long headers_sz;
unsigned long kernel_start;
- void *fdt, *headers;
struct elfhdr ehdr;
struct kexec_buf kbuf;
struct kexec_elf_info elf_info;
@@ -227,8 +228,11 @@ static void *elf_kexec_load(struct kimage *image, char *kernel_buf,
kbuf.buf_min = new_kernel_pbase + kernel_len;
kbuf.buf_max = ULONG_MAX;
+#ifdef CONFIG_CRASH_DUMP
/* Add elfcorehdr */
if (image->type == KEXEC_TYPE_CRASH) {
+ void *headers;
+ unsigned long headers_sz;
ret = prepare_elf_headers(&headers, &headers_sz);
if (ret) {
pr_err("Preparing elf core header failed\n");
@@ -264,6 +268,7 @@ static void *elf_kexec_load(struct kimage *image, char *kernel_buf,
}
cmdline = modified_cmdline;
}
+#endif
#ifdef CONFIG_ARCH_SUPPORTS_KEXEC_PURGATORY
/* Add purgatory to the image */